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HomeMy WebLinkAboutNCG140354_MONITORING INFO_20190318STORMWATER DIVISION CODING SHEET NCG PERMITS PERMIT NO. /V'-�D-�-'�/ DOC TYPE D(HISTORICALFILE ❑ MONITORING REPORTS DOC DATE ❑ C) NO 1 % 0 �/ -2-) (-) YYYYMMDD Compliance Inspection Report Permit: NCG140354 Effective: 07/01/16 Expiration: 06/30/17 owner: Kingsway Ready Mix, Inc. SOC: Effective: Expiration: Facility: Kingsway Ready Mix, Inc. County: Henderson 14 Nix Rd Region: Asheville Hendersonville NC 28792 Contact Person: Marshall J Frank Title: Phone: 828-697-8866 Directions to Facility: System Classifications: Primary ORC: Secondary ORC(s): On -Site Representative(s): Related Permits: Inspection Date: 0911412016 Primary Inspector: Linda S Wiggs Secondary Inspector(s): CertiFcation: Phone: Entry Time: 01:OOPM Exit Time: 03-30PM Phone: 828-296-4500 Ext.4653 Reason for Inspection: Routine Inspection Type: Compliance Evaluation Permit Inspection Type: Ready Mix Concrete Stormwater/Wastewater Discharge COC Facility Status: ❑ Compliant ❑ Not Compliant Question Areas: Storm Water (See attachment summary) Page: 1 f'Ir t Permit: NCG140354 Owner- Facility: Kingsway Ready Mix, Inc. Inspection Date: 09/1412016 Inspection Type : Compliance Evaluation Reason for Visit: Routine Inspection Summary: Page: 2 " Permit: NCG140354 Owner - Facility: Kingsway Ready Mix, Inc. Inspection Date: 09/14/2016 Inspection Type : Compliance Evaluation Reason for Visit: Routine Analytical Monitoring Yes No NA NE Has the facility conducted its Analytical monitoring? G?/ ❑ ❑ ❑ ❑ # Has the facility conducted its Analytical monitoring from Vehicle Maintenance areas? n ❑ ❑ ❑ ❑ Comment: Permit and Outfalls Yes No NA NE # Is a copy of the Permit and the Certificate of Coverage available at the site? ❑ ❑ ❑ ❑ # Were all outfalls observed during the inspection? ❑ ❑ ❑ ❑ # If the facility has representative outfall status, is it properly documented by the Division? ❑ ❑ ❑ ❑ # Has the facility evaluated all illicit (non stormwater) discharges? ❑ ❑ ❑ ❑ Comment: Qualitative Monitoring Yes No NA NE Has the facility conducted its Qualitative Monitoring semi-annually ?� ❑ ❑ ❑ ❑ Comment: Stormwater Pollution Prevention Plan Yes No NA NE Does the site have a Stormwater Pollution Prevention Plan? Jk ❑ 1:1 ❑ # Does the Plan include a General Location (USGS) map? ❑ V ❑ ❑ # Does the Plan include a'Narrative Description of Practices'? ❑ ❑ ❑ ❑ # Does the Plan include a detailed site map including outfall locations and drainage areas? f4/0 ❑ ❑ ❑ ❑ # Does the Plan include a list of significant spills occurring during the past 3 years? Lrs /�2 "7s V - ❑ ❑ El ❑ # Has the facility evaluated feasible alternatives to current practices? y ❑ ❑ ❑ ❑ # Does the facility provide all necessary secondary containment? ❑ ❑ ❑ ❑ # Does the Plan include a BMP summary? %VO ❑ ❑ ❑ ❑ # Does the Plan include a Spill Prevention and Response Plan (SPRP)? ❑ ❑ ❑ ❑ # Does the Plan include a Preventative Maintenance and Good Housekeeping Plan? ❑ E] ❑ ❑ # Does the facility provide and document Employee Training? ❑ ❑ ❑ ❑ # Does the Plan include a list of Responsible Party(s)? y ❑ ❑ ❑ ❑ # Is the Plan reviewed and updated annually? tAll ❑ ❑ ❑ ❑ # Does the Plan include a Stormwater Facility Inspection Program? 1140 ❑ ❑ ❑ ❑ Has the Stormwater Pollution Prevention Plan been implemented? ❑ ❑ ❑ ❑ Comment: Page: 3 Compliance Inspection Report Permit: NCG140354 Effective: 07/01/16 Expiration: 06/30/17 owner: Kingsway Ready Mix, Inc. SOC: Effective: Expiration: Facility: Kingsway Ready Mix, Inc. county: Henderson 14 Nix Rd Region: Asheville Hendersonville NC 28792 Contact Person: Marshall 3 Frank Title: Phone: 828-697-8866 Directions to Facility: System Classifications: Primary ORC: Secondary ORC(s): On -Site Representative(s): Related Permits: Inspection Date: 03/28/2017 Primary Inspector: Linda S Wiggs Secondary Inspector(s): Certification: Phone: Entry Time: 01:30PM Exit Time: 02:30PM Phone: 828-296-4500 Ext.4653 Reason for Inspection: Follow-up Inspection Type: Compliance Evaluation Permit Inspection Type: Ready Mix Concrete Stormwater/Wastewater Discharge COC Facility Status: Compliant Not Compliant Question Areas: Storm Water (See attachment summary) Page: 1 permit: NCG140354 Owner - Facility: Kingsway Ready Mix, Inc. Inspection Date: 0312812017 Inspection Type : Compliance Evaluation Reason for Visit: Follow-up Inspection Summary: Linda Wiggs (Inspector) met onsite with Judy Tuten and Marshall Frank to follow up on the previous inspection Much improvement has been made at the site. The wastewater pits have been enhanced and flows are now directed through the system effectively. With these improvement discharge from this system is less likely, however staff were advised if they do have to discharge from this system, wastewater sampling needs to take place. Secondary containment has been installed. And appeared to be functioning adequately. Stormwater was released from the containment area while the inspector observed. The solids from the wastewater pits that had accumulated on the adjacent property had been cleaned up. A trench had been installed to gather and redirect stormwater flows away from the wastewater pits. There are two Stormwater Discharge Outfall (SDO) locations now; one at the lower end of the site and one to the side of the site where the trench now discharges to a DOT ditchline. The is also one wastewater discharge location from the wastewater pits if water needs to be removed. The SDO at the lower end of the site needs a Best Management Practices (BMP) put in place. We discussed options, such as a type of check dam/half-moon- rock donut structure since most of the materials needed for these structures are already onsite. The inspector sent information about such structures via email to Kingsway staff. With the changes made, the site map will need to be updated to reflect the improvements as will the BMP summary. Discussion of these improvements and BMPs will take place for training purposes at the staff meetings. The inspector discussed where and when to sample with staff. Ms. Tuten contacted the inspector on 4/6/2017 indicating she had obtained samples from the stormwater outfall sample locations. Page: 2 Permit: NCG140354 Owner - Facility: Nrngsway Ready Mix, Inc. Inspection Date: 03/28/2017 Inspection Type : Compliance Evaluation Reason for Visit: Follow-up Analytical Monitoring Yes No NA NE Has the facility conducted its Analytical monitoring? 0 ❑ ❑ ❑ # Has the facility conducted its Analytical monitoring from Vehicle Maintenance areas? ❑ ❑ ❑ Comment: The inspector discussed where and when to sample. Ms. Tuten contacted the inspector on 4/6/2017 indicating she had obtained samples from the stormwater outfall sample location. Permit and Outfalls Yes No NA NE # Is a copy of the Permit and the Certificate of Coverage available at the site? 0 ❑ ❑ ❑ # Were all outfalls observed during the inspection? 0 ❑ ❑ ❑ # If the facility has representative outfall status, is it properly documented by the Division? ❑ ❑ 0 ❑ # Has the facility evaluated all illicit (non stormwater) discharges? 0 ❑ ❑ ❑ Comment: Qualitative Monitoring Yes No NA NE Has the facility conducted its Qualitative Monitoring semi-annually? ❑ ❑ ❑ ❑ Comment: Stormwater Pollution Prevention Plan Yes No NA NE Does the site have a Stormwater Pollution Prevention Plan? 0 ❑ ❑ ❑ # Does the Plan include a General Location (USGS) map? E ❑ ❑ ❑ # Does the Plan include a "Narrative Description of Practices"? 0 ❑ ❑ ❑ # Does the Plan include a detailed site map including outfall locations and drainage areas? ❑ 0 ❑ ❑ # Does the Plan include a list of significant spills occurring during the past 3 years? ❑ ❑ ■ ❑ # Has the facility evaluated feasible alternatives to current practices? E 0 ❑ ❑ # Does the facility provide all necessary secondary containment? 0 ❑ ❑ ❑ # Does the Plan include a BMP summary? ❑ 0 ❑ ❑ # Does the Plan include a Spill Prevention and Response Plan (SPRP)? 0 ❑ ❑ ❑ # Does the Plan include a Preventative Maintenance and Good Housekeeping Plan? 0 ❑ ❑ ❑ # Does the facility provide and document Employee Training? ❑ 0 ❑ ❑ # Does the Plan include a list of Responsible Party(s)? 0 ❑ ❑ ❑ # Is the Plan reviewed and updated annually? 0 ❑ ❑ ❑ # Does the Plan include a Stormwater Facility Inspection Program? ® ❑ ❑ ❑ Has the Stormwater Pollution Prevention Plan been implemented? 0 ❑ ❑ ❑ Page: 3 Permit_ NCG140354 Owner - Facility: Kingsway Ready Mix, Inc. Inspection Date: 03/28/2017 Inspection Type : Compliance Evaluation Reason for Visit: Follow-up Stormwater Pollution Prevention Plan Yes No NA NE Comment: See Summary. Page- 4 rgopv� PAT MCCRORY Governor DONALD R. VAN DER VAART Secretary Environmental itv- November 21, 2016 Mr. Frank Marshall President Kingsway Ready Mix, Inc. 14 Nix Road Hendersonville, NC 28299 Subject: Multimedia Compliance Inspection Kingsway Ready Mix, Inc. Henderson County Dear Permittee: Department of Environmental Quality staff from the Asheville Regional Office conducted a multimedia compliance inspection of the Kingsway Ready Mix, Inc. on September 14, 2016 for permits and programs administered by the following Divisions: Division Division of Air of Energy, Division of Water Quality Mi ral, and Land Resources R We appreciate your cooperation during the inspection and hope that you have enjoyed the benefit of our initiative to provide a single inspector capable of handling multiple areas of environmental compliance at your facility. The results of each applicable inspection and any associated response actions or necessary corrective measures are detailed in the inspection letters/reports attached to this transmittal sheet. Please carefully review the Compliance Inspection Report associated with the StormwaterlWastewater Discharge for the required actions needing your immediate attention. If a Division report is not attached, you may assume compliance with that particular Division's rules and regulations at the time of inspection. If you have any questions regarding this multimedia inspection, please contact Brendan Davey (brendan.davey@ncdenr.gov) or Mike Parkin (mike.parkin[%ncdenrov) at (828) 296-4500 or via e-mail. Thank you for your cooperation. encl: Air Quality Inspection Report Stormwater Compliance Inspection Report cc: DAQ ARO Files DEMLR ARO Files DWR ARO Files DWM ARO Files State of Worth Carolina I Environmental Quality Asheville Regional Office 12090 US. Hsghway 70 1 Swannanca, NC 29778 828 296 4500 T 1 828 299 7043 F Compliance Inspection Report Permit: NCG140354 Effective: 07/01/16 Expiration: 06/30/17 Owner: Kingsway Ready Mix, Inc. SOC: Effective: Expiration: Facility: Kingsway Ready Mix, Inc. County: Henderson 14 Nix Rd Region: Asheville Hendersonville NC 28792 Contact Person: Marshall J Frank Title: Phone: 828-697-8866 Directions to Facility: System Classifications: Primary ORC: Secondary ORC(s): On -Site Representative(s): Related Permits: Inspection Date: 0911412016 Entry Time: 01:OOPM Primary Inspector: Linda S Wiggs 661_ � Secondary Inspector(s): V" ' " Certification: Phone: Exit Time: 05:OOPM Phone: 828-296-4500 Ext.4653 Reason for Inspection: Routine Inspection Type: Compliance Evaluation Permit Inspection Type: Ready Mix Concrete StormwaterlWastewater Discharge COC Facility Status: ❑ Compliant Not Compliant Question Areas: Storm Water (See attachment summary) Page: 1 Permit: NCG140354 Owner- Facility: Kingsway Ready Mix, Inc. Inspection Date: 09/14/2016 Inspection Type : Compliance Evaluation Reason for Visit: Routine Inspection Summary: This inspection was conducted as a multimedia inspection. The inspector (Linda Wiggs) met onsite with Judy Tuten, Marshall Frank and Ian Ackerman. Stormwater Pollution Prevention Plan (SPPP or SWPP): Part III 1-10: It is a permit requirement and an essential component for compliance that all aspects of the SPPP be developed and implemented. Please carefully review Permit NGG140000 Part III 1-10 to develop and implement all required items. Items specifically checked as "NO" in the following section of this report require immediate attention. Analytical Monitoring: Analytical monitoring has been taking place. However, samples have not been gathered at the correct location and the monitoring taking place has been as a stormwater discharge instead of as a wastewater discharge. Part IV Section D: Analytical monitoring for process wastewater is required. Kingsway staff gathered samples from a low spot in the concrete during rainfall events. Samples are to be obtained at the process wastewater discharge outfall/pipe on a monthly basis immediately for at least 6 months per Part IV Section D Page 10 of 11. Qualitative Monitoring: Part IV Section C: Qualitative Monitoring is required twice a year at all outfalls. Outfalls: There appeared to be one outfall from this site; it is a pumped discharge (or possibly an overflow) from the wastewater pits. All water (stormwater and wastewater) is flowing to these pits. Stormwater flows and the wastewater flows have to be evaluated at this site. Offsite impacts to neighbor's property were observed and documented. Ready mix residuals/flow pattern were present into the adjacent landowner's woods. The residuals did not appear to have made it to the DOT ditch line along Howard Gap Rd. This same impact was documented in 2006. The facility is required to remediale this impact. Secondary Containment/Spills: One tote, a 1900 gallon storage tank and a 1800 gallon storage tank are without secondary containment. We discussed options for secondary containment, including double waited containers. Required Actions: The site/facilities will need, at a minimum, a thorough evaluation of the drainage patterns, the water use/balance and the wastewater treatment system to determine the corrective actions needed for compliance. Monthly sampling shall be instituted. Secondary containment is required for bulk liquids. Page: 2 Permit: NCG140354 Owner - Facility: Kingsway Ready Mix, Inc. Inspection Date: G911412016 Inspection Type : Compliance Evaluation Reason for Visit: Routine Analytical Monitoring Yes No NA NE Has the facility conducted its Analytical monitoring? 0 ❑ ❑ ❑ # Has the facility conducted its Analytical monitoring from Vehicle Maintenance areas? ❑ ❑ E ❑ Comment: Monitoring has beenper-formed at a lows of on the concrete. This is the incorrect location for monitoring. See summary. Permit and Outfalls Yes No NA NE # Is a copy of the Permit and the Certificate of Coverage available at the site? N ❑ ❑ [] # Were all outfalls observed during the inspection? 0 ❑ ❑ ❑ # If the facility has representative outfall status, is it properly documented by the Division? ❑ ❑ ❑ # Has the facility evaluated all illicit (non stormwater) discharges? ❑ ❑ ❑ E Comment: This infection was conducted as part of a multimedia inspection. Inspector met onsite with Judy Tuten, Marshall Frank and Ian Ackerman. One outfall was observed. Note comments above. See summary. Qualitative Monitoring Yes No NA NE Has the facility conducted its Qualitative Monitoring semi-annually? E ❑ ❑ ❑ Comment: Monitoring has been performed at a low spot on the concrete. This is the incorrect location for monitoring. See summary. Stormwater Pollution Prevention Plan Yes No NA NE Does the site have a Stormwater Pollution Prevention Plan? 0 ❑ ❑ ❑ # Does the Plan include a General Location (USGS) map? ❑ E ❑ ❑ # Does the Plan include a "Narrative Description of Practices"? 0 ❑ ❑ ❑ # Does the Plan include a detailed site map including outfall locations and drainage areas? [] E E] ❑ # Does the Plan include a list of significant spills occurring during the past 3 years? ❑ ❑ E ❑ # Has the facility evaluated feasible alternatives to current practices? 0 ❑ ❑ ❑ # Does the facility provide all necessary secondary containment? ❑ E ❑ ❑ # Does the Plan include a BMP summary? ❑ E ❑ ❑ # Does the Plan include a Spill Prevention and Response Plan (SPRP)? 0 Cl ❑ ❑ # Does the Plan include a Preventative Maintenance and Good Housekeeping Plan? ❑ 0 ❑ ❑ # Does the facility provide and document Employee Training? ❑ N ❑ ❑ # Does the Plan include a list of Responsible Party(s)? 0 El ❑ ❑ # Is the Plan reviewed and updated annually? ❑ E ❑ [] Page: 3 Permit: NCG140354 Owner - Facility: Kingsway Ready Mix, Inc. Inspection Date: 09114/2016 Inspection Type : Compliance Evaluation Reason for Visit: Routine Stormwater Pollution Prevention Plan Yes No NA NE # Does the Plan include a Stormwater Facility Inspection Program? ❑ 0 ❑ ❑ Has the Stormwater Pollution Prevention Plan been implemented? ❑ 0 ❑ ❑ Comment: The inspector discussed with staff the items missing from SPPP. Explained the need to carefully read each item described in Section B. Part III 1-10 of the permit to properly develop and implement the SPPP. Page: 4 NORTH CAROLINA DIVISION OF AIR QUALITY Inspection Report Date: 09/15/2016 Facility Data Kingsway Ready Mix, Inc. 14 Nix Road Hendersonville, NC 28792 Lat: 35d 21.1980m Long: 82d 26.2540m SIC: 3273 / Ready -Mixed Concrete NAILS: 32732 / Ready -Mix Concrete Manufacturing Facility Contact Marshall Frank President (828)697-8866 Comments: Contact Data Authorized Contact Marshall Frank President Asheville Regional Office Kingsway Ready Mix, Inc. NC Facility ID 4500276 County/FIPS: Henderson/089 Permit Data Permit Issued Expires Classification Permit Status Current Permit Application(s) None Technical Contact E SIP Marshall Frank President (828)697-8866 Program Applicability Compliance Data Inspection Date 09/14/2016 Inspector's Name Linda Wiggs Inspector's Signature:07,/1 5�0 Operating Status Operating Compliance Code Compliance - inspection Action Code FCE Date of Signature: 5/ate/j� On -Site Inspection Result Compliance Total Actual emissions in TONSIYEAR: TSP SO2 NOX VOC CO PMIO * HAP 2010 0.9200 --- --- --- --- 0.4300 --- 2005 13.28 -- --- --- --- 3.99 1.14 Five Year Violation History: None Date Letter Type Rule Violated Performed Stack Tests since last FCE: None Date Test Results Test Method(s) * Hip -hest HAP Emitted (in Violation Resolution Date Source(s) Tested 1.) Directions: The facility is located on Howard Gap Road. From 1-26, exit at 49A, go east on Highway 64. Go about 314 of a mile. Turn left on Howard Gap Road; the plant is on the left at the intersection with Nix Road. 2.) Facility Overview: • Safe : Safety shoes and glasses. No safety concerns. • Discussion: The purpose of this site visit was to conduct a routine air quality inspection of the Kingsway Ready Mix, Inc. facility. On September 14, 2016, 1 (Linda Wiggs) traveled to the facility to observe the loading of the fly ash silo (ES-2) from a tanker. I met with Mrs. Judy Tuten, Mr. Marshall Frank and Mr. [an Ackerman. No emission concerns were observed during the ash delivery. Pressure readings observed during the offloading were acceptable. Records appeared to be in order as noted below. Facility Contacts: N/A Note: to set up an inspection: call Mrs. Judy Tuten, Office Manager 828-697-8866, ext. 305. • Facility Description: This facility is a truck -mix concrete batch plant rated at 125 cubic yards per hour. The facility operates one 8-hour shift per day, five days per week, and has 14 employees. 3.) Emission Source and Regulatory Review: Source Listing: Emission ' Source ID Emission Source Description Control System ID Control System Description one truck mix concrete batch plant (maximum concrete process rate of 125 cubic yards per hour) consisting of the following: cement storage silo (25 tons one bagfilter (265 square feet of filter �]perone hour loading rate) CD 1 area) one bagfilter (145 square feet of filter ES-113 one auxiliary cement storage silo CD-2C, area) installed in parallel with (25 tons per hour loading rate) CD-213 one bagfilter (1500 square feet of filter area) one bagfilter (250 square feet of filter ES-2 one flyash storage silo (25 tons CD-2A, area) installed in parallel with per hour loading rate) CD-213 one bagfilter {1500 square feet of filter area) ES-3 cement and flyash weigh hopper CD-3 ( one bagfilter (45 square feet of filter 1 area) ES-4 one truck loadout station CD-213 one bagfilter (1500 square feet of filter E area) b NORTH CAROLINA DIVISION OF Asheville Regional Office AIR QUALITY Kingsway Ready Mix, Inc. NC Facility ID 4500276 Inspection Report County/FIPS: Henderson/089 Date: 04/17/2015 Facility Data Permit Data Kingsway Ready Mix, Inc. Permit 07215 / R08 14 Nix Road Issued 3/27/2012 Hendersonville, NC 28792 Expires 2/28/2017 Lat: 35d 21.1980m Long: 82d 26.2540m Classification Small SIC: 3273 / Ready -Mixed Concrete Permit Status Active NAICS: 32732 / Ready -Mix Concrete Manufacturing Current Permit Application(s) None Program Applicability SIP Contact Data Facility Contact Authorized Contact Technical Contact Marshall Frank Marshall Frank Marshall Frank President President President (828)697-8866 (828)697-8866 Compliance Data Comments: Inspection Date 04/17/2015 Inspector's Name Bob Graves Inspector's Signature: Operating Status Operating Compliance Code Compliance - inspection Action Code FCE Date of Signature: On -Site Inspection Result Compliance Total Actual emissions in TONS/YEAR: TSP S02 NOX VOC CO PM10 * HAP 2010 0.9200 --- --- --- --- 0.4300 --- 2005 13.28 --- --- --- 3.99 1.14 * Highest HAP Emitted (in pounds) Five Year Violation History: None Date Letter Type Rule Violated Violation Resolution Date Performed Stack Tests since last FCE: None Date Test Results Test Method(s) Source(s) Tested C:)--__-274 1.) Directions: The facility is located on Howard Gap Road. From 1-26, exit at 49A, go east on Highway 64. Go about 314 of a mile. Turn left on Howard Gap Road; the plant is on the left at the intersection with Nix Road. 2.) Facility Overview: • Safely: Safety shoes and glasses. No safety concerns. + Discussion: The purpose of this site visit was to conduct a routine air quality inspection of the kingsway Ready Mix, Inc. facility. On April 17, 2015, I (Bob Graves) traveled to the facility to observe the loading of the fly ash silo (ES-2) from a tanker. I met Mrs. Judy Tuten, Office Manager, for a records review. I also met with Mr. Eric Anglin, Tanker Truck Operator and Mr. Marshall Frank, the new President and may be the future owner of this facility. Mr. Anglin helped in identifying the equipment. Weather conditions at the time inspection were as follows: approximately 60 degrees F. with overcast skies and calm winds. I was told that no equipment or process changes have been made to the facility since my last inspection. Facility Contacts: NIA Note: to set up an inspection: call Mrs. Judy Tuten, Office Manager 828-697-8866, ext. 305. Facility Description: This facility is a truck -mix concrete batch plant rated at 125 cubic yards per hour. The facility operates one 8-hour shift per day, five days per week, and has 14 employees. 3.) Emission Source and Regulatory Review: Source Listing,: Control System 1 Emission Emission Source Con�ID Source IDDescription SysteDescription one truck mix concrete batch plant (maximum concrete process rate of 125 cubic yards per hour) consisting of the following: ES- I one cement storage silo (25 tons 1per hour loadingrate CD-1 one ) bagfilter (265 square feet of filter area one bagfilter (145 square feet of filter I ES-1 B one auxiliary cement storage silo CD-2C, area) installed in parallel with (25 tons per hour loading rate) CD-2B ( one bagfilter (1500 square feet of filter p area) one bagfilter (250 square feet of filter FS 2 I one flyash storage silo (25 tons CD-2A, area) installed in parallel with per hour loading rate) CD-213 one bagfilter (1500 square feet of filter area) ES-3 j 7cementand flyash weigh hopper CD-3 one bagfilter (45 square feet of filter area) ES-4 P�adout station CD-2B one bagfilter (1500 square feet of filter area) // (ES-1) Cement Silo (smaller of the cement silos)_ I observed this process not in operation. (ES-1B) Auxiliary cement storage silo (largest on -site silo). Due to slow business it is currently empty and not being used. The ES-1 B silo can transfer cement to the smaller cement silo (ES-1). I observed this process not in operation (ES-2) Flyash storage silo: is the smallest silo. I observed this silo being loaded for approximately 45 minutes with no VE's. During the inspection, no visible emissions were observed from the bag house, ducting system or silo. Compliance is indicated. (ES-3) Cement and flyash weigh hopper: was observed in operation with no VE. Compliance is indicated. (ES-4) Truck load -out control system: several cement trucks were observed being loaded with no VE. The truck load -out is controlled by a 1,500 square foot bagfilter (CD-213). The reclaimed product is recycled and transferred into the flyash silo. Compliance is indicated. Note: Haul roads and storage piles: No fugitive emissions were observed from the haul roads. No fugitive emissions were observed from the storage piles. Compliance is indicated. + Permit Conditions: 2D .0515 - Particulate Emissions From Miscellaneous Industrial Processes This regulation provides an allowable particulate emission rate based on a process weight rate. The three silos (ID Nos. ES-1, ES- 1B and ES-2), cement and flyash weigh hopper (ID No. ES-3) and truck loadout station (ID No. ES-4) are all controlled by bagfilters. The facility has a maximum process rate of 125 cubic yards per hour. Compliance with 2D .0515 is indicated with bagfilter control. 2D .0521 Control of Visible Emissions All equipment was manufactured after July 1, 1971, and therefore each is subject to the 20% opacity limit. During this inspection, no visible emission concerns were observed. Compliance is indicated. 2D .0540 - Particulates from Fugitive Dust Emission Sources The regulation addresses all facilities with activities such as: unloading and loading areas, process areas, stockpiles, stock pile working, plant parking lots, and plant roads (including access roads and haul roads). The regulation requires a fugitive process dust plan and abatement measures if substantive complaints are verified. During this inspection, no dust concerns were observed. Compliance is indicated. Record Keeping and Re ortin Requirements Review: Record Keeping: The facility is keeping a copy of their current air permit on site. I conducted a records review on the logbook for the inspection and maintenance (I&M) of the bagfilters. The logbook was found to be adequate and up to date. Internal inspections for bagfilters were documented on 4/16/2015, 12/2/2014, and 3/18/2014, Compliance is indicated. Reporting,: The facility does not have a quarterly or annual reporting requirement in their current permit. • Insignificant Sources Listin 2 .0102 — Activities Exempted from Permitting Requirements This facility will continue to operate the insignificant activities listed below. Source 1- I -sand and Exemption Regulation Comments: aggregate delivery to ground storage, transfer to conveyor, i During the inspection, I observed and transfer to 2Q .0102 (c)(2)(E)(i) this process in operation with no elevated storage V E. I-2 - sand and aggregate weigh j hopper 4. Five Year Compliance Histor: No NOV's have been sent to this facility in the last 5 years. 5. Stack Test Review (since last inspection): none. 6. 112 (r) review: not subject to 112 (r). 7. Compliance Assistance: none at this time. 8. Recommendation /Com liance Statement 1 Conclusion: • Recommendations: none at this time. Conclusion / Compliance Statement: At the time of the inspection, the facility appeared to be in compliance with their Air Quality Permit based upon records review and visual observations. Mr. Gary King Kingsway Redi Mix, Inc 14 Nix Road Hendersonville, NC 28792 Dear Mr. King: Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources I� Alan W.,Klimek, P.E�Director PD��� -- .Division of,Water Quality April 16,- 2007 APR 1 8 2007 I iJ lVATEH QUA -IrY st,,r-ON Subject: Kingsway Redi Mix, Inc Authorization to Construct COC No. NCG140354 Henderson County In accordance with your application for an Authorization to Construct treatment facilities received on January 10, 2007, and additional information received February 9, 2007, we are forwarding herewith the subject Authorization to Construct. This permit is issued pursuant to the requirements of North Carolina General Statute 143-215.1 and the Memorandum of Agreement between North Carolina and the US Environmental Protection Agency dated May 9, 1994 (or as subsequently amended). The Asheville Regional Office, telephone number (828) 296-4500, shall be notified at least forty-eight (48) hours in advance of operation of the installed facilities so that an in -place inspection can be made. Such notification to the regional supervisor shall be made during the normal office hours from 8:00 a.m. until 5:00 p.m. on Monday through Friday, excluding State Holidays. Upon completion of construction and prior to operation of this permitted facility, a certification must be received from a professional engineer certifying that the permitted facility has been installed in.accordance with the NPDES Permit, the associated Authorization to, Construct, and the approved plans and specifications. Please mail the certification (attached) to the Stormwater Permitting Unit, 1617.Mail Service Center, Raleigh, NC 27699-1617. One (1) set of approved plans and specifications is being forwarded to you. The Permittee shall maintain a copy of the approved plans and specifications on file for the life of the facility. If you have any questions concerning this Authorization to Construct wastewater treatment facilities, please contact Ken Pickle at telephone number (919) 733.5083 ext. 584. NqNar Carolina turally North Carolina Division of Water Quality 1617 Mail Service Center Raleigh, NC 27699-1617 Phone (919) 733-5083 Customer Service Internet: www.ncwater ualit .o Location: 512 N. Salisbury St. Raleigh, NC 27604 Fax (919) 733-9612 1-877-623-6748 An Equal opportunity/Affirmative Action Employer— 50% Recycled110% Post Consumer Paper Mr. Gary King Kingsway Redi Mix, Inc. NCG140354 April 16, 2007 Sincerely, Alan W. Klimek, P.E. cc: ; Asheville Regional Office, w/ approved drawings DWQ Central Files �Stormwater Permitting Unit Files P. Sexton, Brooks & Medlock Eng., 17 Arlington St., Asheville, NC 28801 Enclosure: Approved drawings NARRATIVE REPORT for NPDES General Permit NCG140000 for Kingsway Ready Mix, Inc. JOB #213706 Issue Date: January 9, 2007 Prepared for: KINGS WAY REDI MIX, INC. 14 Nix Road Hendersonville, North Carolina 28792 (828) 697-8866 Prepared by: BROOKS & MEDL®CK ENGINEERING, PLLC 17 Arlington Street Asheville, NC 28801 (828) 2324700 JA N 1 0 2007 %,III Jill Jill ev •0 9 - 268 - 1L - ? ,d ♦d F�ycl I3 ti4 O��` `l/llrllEilw$���`� PROJECT DESCRIPTION This project consists of the permitting of stormwater and wastewater discharge from a concrete ready mix plant located in Hendersonville, North Carolina. SITE DESCRIPTION The site consists of mostly cleared 2.0 acre parcel located at 14 Nix Road. The site currently consists of an operating ready -mix plant with associated equipment, buildings, & infrastructure. Site topology is gradually sloping. The site slopes from the frontage of Nix Road to the north. The lowest area is near the middle of the northern property boundary line. PURPOSE The purpose is to obtain a NPDES General Discharge Permit NCG 140000 to discharge stormwater and wastewater under the National Pollutant Discharge Elimination System (NPDES) and to obtain an Authorization to Construct (ATC) to implement the necessary infrastructure to comply with NPDES requirements. PROCEDURES The existing site layout and operating configuration was verified through a current site survey and visual site inspection. A meeting was conducted on site with the owner, Asheville Division of Water Quality Regional Office representatives, and our office. Current site deficiencies were noted. Engineering plans have been prepared to bring current site configuration to NPDES permit compliance. FINDINGS To comply with NPDES requirements, Brooks & Medlock Engineering, PLLC (BME) has provided engineering plans dated January 9, 2007 that depicts the necessary infrastructure required. Effluent limits for the current site configuration can be achieved through a recycle system and a water mass balance. The truck washdown area has been graded to allow all site wastewater to be collected in a single small basin area; all other surface water will bypass the wastewater basin and be treated as stormwater. The stockpile areas are located within an isolated area and consist of material that has already been washed and will not be wetted down. The truck washdown area will collect all material from the truck and drum washdown into a ramped wastewater collection basin that will allow all heavy material and settable solids to settle out. Wastewater will be skimmed from the top and flow into a 3,000 gallon storage tank. Wastewater from the 3,000 gallon tank will be pumped by manual control panel operation to the existing concrete production system. A high water alarm will be installed to warn when the tank reaches 85% capacity. The 3,000 gallon storage tank has been sized from calculations for the 25 year, 24 hour storm event and maximum daily water use classified as wastewater. Calculations have been provided as Attachment "A". From the calculations provided there is a water balance deficit of 9,135 gallons, therefore all recycle water is used in the manufacture of concrete yielding a 0 discharge of wastewater effluent. All total suspended solids and pH are contained on site and reused for concrete. A Stormwater Pollution Prevention Plan (SPPP) will be written as required by the NPDES permit in concurrence with the proposed plan. �% BROOKS & ME®LOCK ENG I NEERING, PLLC Phone (828) 232-4700 Fax (828) 232-1331 Project Name: ,! j,� Ik.- � Project #: Date: Subject: By: Sheet of Da,'--Y \OATf R- QSACO. CALr,-)L?')-T, 005 WASH Dnw,l vSA& : !� Tr\u ;[5�JS°1A1 ran- J �Rtr»nLl. VarFJnnE �hculA'j1a.JS T4 C, zs Y2r 2-1 AF--£A-)T-troy H�aO�2�o•'�r��-E rv--- 1.5 6.5�" PFrc._ IFlEC-iP'J'TI00 - V6?-r o� ter- OF Tl+f- 001-rz 'jTA j-CS II NOAA q--«F5 Iq �OLu�,,E 2 vF(2SIo,J 3 J j- - WA,STLWATfIL A.efA � `1 5.5 ��Z (S ffF S 1 Tr_ P-A0 t"m E s y-55 f�2 L.sg`%F = 2y9. 07 -fit? 1,61o. 2 _�'J i_7 TbTAA�_ Vot-vN,r- ��,.� nr I3�rfQ Tf) fZfC.^pCI--£ WASrEwRTErt ]r RA1r1FiALL velLNMr»__ 0 f,1 sTa IlAL�£ t'izo.U.lDEfl �00o GAI- Ca0cR-F_TG p(1-ar�"IdATf-ti AJ& v ATC.AL �A,L� 1,t�Mrcn VSE..� `�oa� - s. )u 14 VA-� EJ_E►�T LF�� Aoc. DA,r4-`) QA0Q,4G i tort -TorNL VJ AG� Confidence Limits POINT PRECIPITATION FREQUENCY ESTIMATES_ FROM NOAA ATLAS 14 '.,,, rv, HENDERSONVILLE, NORTH CAROLINA (31-3976) 35.3333 N 82.45 W 2145 feet from "Precipitalion-Frequency Atlas of the United States" NOAA Atlas 14, Volume 2, Version 3 G.M. Bonin, D. Martin, B. Lin, T. Parzybok, M.Yekta, and D. Riley NOAA, National Weather Service, Silver Spring Maryland, 2004 Extracted: Sun Jan 7 2007 I Seasonality Location Maps Other Info. I GIS data Maps ] Help Docs U.S. Map Precipitation Frequency Estimates (inches) ART* 5 10 15 30 (years) min min min min �1 0.38 0.61 0.76 1.04 �2 0.45 0.72 0.91 1.25 0 0.54 0.86 1.09 1.55 10 0.b 10.97 1.23 1.78 25 0.70 ] .11 1.41 2.08 50 0.76 1.21 ].54 2.31 100 0.83 1.32 1.67 2.55 60 min 1.24 4 120 3 6 12 24 Mhr min hr hr hr hr day 1.52 1.64 2.15 2.73 331 3.94 4.47 7 day 5.21 10 day 20 day 30 day 45 day 60 day 5.96 8.05 9.85 12.50 14.94 1.57 1.84 1.98 2.57 3.27 3.97 1.99 2.33 2.48 3.17 4.01 4.87 2.32 2.71 2.90 3.69 4.62 5.60 2.77 3.25 3.50 4.43 5.46 6.59 3.13 3.69 4.00 5.07 6.16 7.40 3.51 4.16 4.55 5.77 6.89 8.23 F91]4.66 5.14 6.54 7.67 9A9 4.47 5.36 5.99 7.67 $.78 10.28 4.93 5.94 6.71 8.64 9.69 1 L23 4.70 5.32 6.18 7.05 9.46 11.54 14.59 17.39 5.73 b.54 7.66 8.56 9.49 10.45 F6 3 71 7.40 8.36 10.98 13.20 16.45 19.43 7,19 8.38 9.40 12. 161 14.46 17.79 20.89 22.62 8.30 9.18 10.05 10.94 9.70 10.81 13.68 16.03 19.41 10.74 11,81 12.90 11.93 14.84 17.20 13.05 15.96 1$.24 14.19 17.06 14.33 20.56 21.60 22.54 23.82 24,90 25.86 200 0.90 1.42 1.79 2.79 500 0.9$ 1.56 1.96 3.12 1000 1.05 1.66 2.08 3.38 11.76 12.80 12.15 13.11 i439 15.55 15.73 16.92 18.47 20.62 19.52 21.55 23.66 24.42 26.97 27.72 Text version of table These precipitation frequency estimates are based on a partial Quration series. ARI is the Average Recurrence Interval. _ Please refer to the documentation for more information. NOTE: Formatting forces estimates near zero to appear as zero. Partial duration based Point Precipitation Frequency Estimates Version: 3 35.3333 H 82.45 W 2145 ft 28 27 26 25 24 23 22 21 20 19 s 18 a 17 tu a 16 15 0 14 13 M 12 �' 11 Q 10 0 9 m 8 L 7 0- 6 5 4 3 2 1 0 I I 1 I I r I I I I I I I I I l i 1 1 J Ir 1 1t [. 1 1 2 3 4 5 6 7 8 910 20 30 40 50 80 100 140 200 300 500 700 1000 Average Recurrence Interval (years) Sun Jan 67 12:58:40 2007 Duration 5-min 48-hr - 30-day 10-min - 3-Inr 4-day -�- 15-min 7-day 60-day --w- 30-ruin 12-hr - 10-:l5y -� 60-min - 24-hr -a- 20--day --a-- J Nov.21. 2006 3:42PM BROOKS AND MEDLOCK ENGINEERING No,M54 P, 112 __BME_ BROOKS & M E Q L O C K �N6INEERING, PLLG Fax Cover Sheet To: Starr Silvis From: Paul Sexton Division of Water Quality Brooks & Medlock Engineering Fax: 299-7043 Pages:2 (including cover) Phone: 296-4500 Date: 1 i /21 /2006 Re: Kingsway Redimix Schedule CC: ❑ Urgent ❑ For Review ❑ Please Comment ❑ Please Reply ❑ Please Recycle Comments: Starr, Please find attached schedule of services for Kingsway Redi Mix, Inc. Thanks 17 Arlington Street Asheville, NC 28801 Phone 828,232.4700 Fax 828.232.1331 WATER QUALITY SECTION 3HEVIE LE REGIONAL OFFICE Nov.21. 2306 3:43PM BROOKS AND MEDLOGK ENGINEERING Nol,354 P. 2/2 BME BROOKS&MEOLOCK ENGINEERING, PLL,C Novemher 21, 2006 Starr Silvis North Carolina Division of Water Quality 2090 US Hwy 70 Swannanoa, NC 28778 Re: Authorisation to Construct Submittal Kingsway kedi Mix, Inc. Dear Ms. Silvis: Kingsway Redi Mix has contracted with our firm to provide the required engineering calculations and design plans required for an Authori7atioli to Construct. Our t'irtn will lx cul1 ting the necessary field data during the week of December Ob. Design plans & calculations can be submitted to the Division of Water Quality by January 9, 2007_ 1 hope this schedule meets your approval. Please feel free to call our office if you need any additional information. sincerely, Brooks Medlo k Engineering, PLLC Paul Sexton, EI,PLS Partner 17 ARL1NGTON STREET • AsnEVILLE, NORTH C'AROLINA 28801 - (828) 232-4700 • FAx (928) 232-1331 11/21/2006 06:55 8285854043 DOT DIV 14 PAGE 01/01 �C n, w. � OF W A 7- RiT� G Michael F. Easley, Governor UjWilliam G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources Alan W. Klimek, P.E. Director Division of Water Quality November 9, 2006 CERTIFIED MAIL RETURN RECEIPT REQUESTED Mr. Gary King Kinggway Redi Mix, Inc 14 Nix Road Hendersonville, NC 28792 Subject: Authorization to Construct Submittal Application Return Number 1132 NCG140354 Kinsgway Redi Mix, Inc. Henderson County Dear Mr. King: On October 25, 2006, the Division of Water Quality (DWQ), Stormwater Permitting Unit received your response to the August 19, 2006 request for additional information for an Authorization to Construct for treatment facilities at the subject site at 14 Nix Road in Hendersonville, North Carolina. North Carolina rules require DWQ to conduct an engineering review of your request for an Authorization to Construct (A to C). The submittal has been deemed deficient, and we are returning it unprocessed. Submittal requirements are detailed in North Carolina Administrative Code 15A NCAC 02H .0138 as well as in the Notice of Intent. Below is a summary of correspondence between DWQ and your facility with regard to Stormwater permitting requirements. 1. Mr. Roy Davis of the Asheville Regional Office visited your site on February 23, 2005. 2. Mr. Davis sent a letter on March 3, 2005 instructing you to submit construction plans and specifications. Mr. Davis advised you to contact Ms. Bethany Georgoulias with the Stormwater Permitting Unit for guidance and information. 3. Mr. Davis spoke with Ms. Georgoulias on March 31, 2005. They agreed to accept the Notice of Intent (NOI) for application for coverage under NCG140000 prior to submittal of plans. Mr. Davis then spoke with your office. Your office agreed to submit the NOI and to follow that submittal with engineering plans 4. The NOI was received on April 4, 2005. 5. NGC140354 issued on July 29, 2005. Certificate of Coverage letter required that within two weeks of receipt of the letter a schedule for when construction plans for any treatment facilities be submitted to Mr. Davis. The schedule was not submitted within the required timeframe. 6. Mr. Davis visited the site on August 22, 2005. 7. Mr. Davis sent you a letter on October 10, 2005 advising you of the requirements for submittal of an A to C. The letter also advised you to contact Ms. Georgoulias. The letter referenced the fact that the required schedule for submittal of construction plans was substantially overdue. (Please note that the schedule was due by August 12, 2005) o ` NCarolina Nawrallil North Carolina Division of Water Quality 2090 US l-Iwy 70, Swannanoa, NC 28778 Phone (828) 296-4500 Internet: www.ncwaterquali y,. Fax (828) 299-7043 An Equal Opportunity/Affirmative Action Employer — 50% Recycled/] 00A Post Consumer Paper Mr. Gary King Page 2 of 2 November 9, 2006 S. Mr. Davis sent another letter on October 20, 2005 advising you of the requirements in the General Permit to prepare and implement a Stormwater Pollution Prevention Plan as well as conduct self -monitoring. 9. On November 11, 2005 you wrote a letter that stated that the plans and specifications for the A to C would be submitted within 30 days. (Please note that this schedule was approximately 2 months delinquent.) 10. On November 28, 2005 the Stormwater Permitting Unit received a submittal for an A to C. 11. On March 8, 2006 Mr. Ken Pickle of the Stormwater Permitting Unit sent you a letter requesting additional information. Submittal requirement were detailed in the letter. 12.On May 24, 2006 the Stormwater Permitting Unit received a submittal in response to the March 8 additional information request. 13. Mr. Roy Davis and I tried repeatedly between June 1, 2006 and August 14, 2006 to arrange a meeting on site with you and your consultant, Mr. Jon Laughter. 14. On August 14, 2006 Mr. Davis and I met on site with Mr. Laughter and Ms. Judy Tutten. The requirements for the plan submittal were discussed at this meeting. 15. On August 19, 2006 I wrote a letter requesting additional information. Submittal requirements were detailed in the letter. Furthermore, the letter required that additional information be submitted within 30 days. 16. On October 25, 2006 the Asheville Regional Office received a submittal in response to the additional information request. (Please note that this submittal was approximately one month delinquent.) 17. On November 6, 2006 Mr. Davis and I met with you on site. The submittal deficiencies were addressed. The requirements of a complete submittal were discussed. The most recent October 25, 2006 submittal does not adequately address the deficiencies as detailed in the additional information requests sent to you on March 8, 2006 and August 19, 2006. Your application for an A to C is therefore being returned. Be advised that DWQ is considering enforcement options. It is my understanding that you have hired Brooks and Medlock Engineering, PLLC to complete the engineering calculations and design required to receive an A to C. Please submit within 15 days of receipt of this letter a schedule detailing when we can expect to see a complete and adequate A to C submittal. Sincerely, Starr Silvis Environmental Engineer (828)296-4665 Enclosure: Submittal Package cc: Asheville Regional Office Ken Pickle, Stormwater Permitting Unit DWQ Central Files G:IWPDATAIDEMWQ1Henderson\Stormwater Ready mix NCG141NCG140354 King sway\Kin g sway return ATC nl!'`r_'11l1'1riSro,i rinr OCT-25-2006 09:39P FROM:KINGSWAYREADYNIX 8286972242 TO:2997043 P.1 S KINGSWAY READY MIX, INC. FACSIMILE TRANSMITTAL SHEET TO: FROM: ��((,,,((���� nnhh ,... COMPANY DATE: Oc- FAX NUMBER: TOTAL NO. OF PAGES INCLUDING COVER: Z q -."10 43 to _ PHONE NUMBER: SENDER'S REFERENCE NUMBER: RE: YOUR REFERENCE NUMBER: ❑ URGENT ❑ FQR REVIEW ❑ PLEASE COMMENT Cl PLEASE REPLY ❑ PLEASE RECYCLE NOTES/COMMENTS: 14 N!X ROAD HENDERSONVILLE, NC OCT 2 5 2006 I OCT-25-20OG 09:40P FROM:KINGSWAYREADYMIX 0286972242 TO:2997O43 P.2 Laughter, Austin and Associates, P.A. Engineering • Planning ■ Land Surveying 131 FOURTH AVENUE EAST HENDERSONVILLE, NORTH CAROLINA 28792 692-9089 958-526.1 ION H. LALJG14TER 693- 822 DONALD I. AUSTiN LAA(a�iaa.m LAA@iw copy SEPT 30, 2006 Starr Silvis NC DWQ 2090 US HWY 70 SWANNANOA, NC 28778 Dear Mr. Pickle: (828) (800) Facsimile (828) Subject: General Permit No. NCG140000 Kingsway Ready Mix, Inc. COC NCG140354 Henderson County E-M ail: Additional information requested in your March 8, 2006 letter is provided herewith 1. The proposed recycling system is designed to capture 25 yr storm runoff from the driveway and materials handling area (0.037 acres) within the ready mix plant site. This runoff will be contained within concrete basins # 1 and #2. This captured storm water volume (1,600 cu ft) will be recycled into the concrete mix via pumping and grey water distribution piping from the containment basin #3 directly into the concrete product. This storm water (11,968 gallons) represents approximately 24% of the water used in the product over a seven day period. Additional water will be taken from the potable water system. 2. The site plan shows the area location of three containment basins placed down slope from the entrance drive and materials handling areas. The runoff from the building and area adjacent to Howard gap road will be diverted around the basins into the OPEN road ditch on NC DOT ROW. Storm runoff from the area west of the material handling area will continue to flow off the property west of the containment basins. 3. The owner will keep a supply of borax on hand to manually adjust the ph of excessive storm water that may need to be released from the containment basins. 4. Construction plans are forwarded for necessary action. . Please note the Owner intents to construct a facility that will recycle wash water and storm water back into OCT-25-2206 09:40P FROM:KINCSWRYREgDYMIX 8286972242 TO:2997043 P_3 the concrete mixing process. This gray water will be retained in a series of three concrete settling basins with the computed capacity to hold the twenty five year storm event discharging from the truck filling area. The final basin will hold grey water that will be recycled daily in making concrete. It is our understanding that construction of any treatment facility requires an Authorization to Construct from the Division of Water Quality. Please contact me at 828 692-9089 if you have any questions concerning this Application_ Thank you. Sincerely, Laughter, Austin and Associates, PA Jon H. Laughter OCT--25-2006 09:40P FROM:KINCSWAYREADYMIX 8286972242 T0:2997043 P.4 RUNOFF CALCULATIONS for KINGSWAY REDI-MIX. Original submission Nov. 3, 2005. Revised Oct. 18, 2006 using 25-year Storm. Client: Laughter, Austin, and Associates 131 Fourth Avenue East Hendersonville, NC 28792 Prepared by: LMNO Engineering, Research, and Software, Ltd. 7860 Angel Ridge Rd. Athens, Ohio 45701 USA (740) 592-1890 (phone & fax) LM-NO@LMNOcng.com LMNOeng.com http://www.LNiNOeng.com October 18, 2006 OCT-25-2eOG 09:40P FRON:KINGSWRYRERDYMIX e2eG972242 TO:2997043 P.5 Runoff Calculations for Kingsway Redi-Mix for 25-year storm LMNO Engineering, Research, and Software. Ltd. Overview Laughter, Austin, and Associates contracted LMNO Engineering to compute runoff from a concrete area plus the rain falling directly on a stormwater pollution prevention facility (SWPPF) for Kingsway Redi-Mix. The runoff collects in the SWPPF. Runoff volurne and depth in the SWPFF is computed at times of 10, 30, and 60 minutes into a 24-hour storm and for the entire 24-hour duration. The storm intensity used in our previous report dated Nov. 3, 2005, was 7 inches per 24 hours. This report shows runoff computations for a 25- year storm having an intensity of 8 inches per 24 hours: The results are summarized in Table 1. Table 1. Results (of is cubic ft, sf is square ft). Previous report 25-Year storm__ Rainfall in 10 minutes 0.07 inch 0.08 inch Rainfall in 30 minutes 0.14 inch 0.16 inch Rainfall in 60 minutes 0.21 inch 0.24 inch Rainfall in 24 hours 7.0 inch 8.0 inch Volume in SWPFF after 10 min 14 of 16 of Volume in SWPFF after 30 min 28 of 32 cf Volume in SWPFF after 60 min 42 cf 48 of Volume in SWPFF after 24 hr 1400 of 1600 cf Water depth in SWPFF after 10 min 0.18 inch 0.20 inch Water depth in SWPFF after 30 min 0,35 inch 0.40 inch Water depth in SWPFF after 60 min 0.53 inch 0.60 inch Water depth in SWPFF after 24 hr 17.5 inch 20.0 inch (for SWPFF having area of 960 sf) Peak discharge into SWPFF 0.39 efs 0.45 of's ' Description A plan view of the project is shown in Figure 1_ Precipitation onto Region l (Area 1 in the figure) runs off into Region 2 (A2 in the figure) which is the SWPPF. Rainfall also falls directly onto Region 2. LNvINO Engineering, Research, and Software, Ltd. Page 1 OCT-25-2006 09:41P FROM:KINGSWRYREADYMIX 8266972242 TO:2997043 7.6 RECYCLABLE WATER USAGE FOR TYPICAL SEVEN DAY PERIOD KINGWAY CONCRETE PLANT - HENDERSON COUNTY LAA #05-371 REFERENCE MATERIAL INVENTORY SHOWING MATERIALS LEAVING PLANT VIA REAI DATE DAILY WATER USAGE 8/21/2006 7,874,00 gal 8/22/2006 7,957.00 gal 8/2312006 11,187.00 gal 8/24/200B 8,760,00 gal 8/25/2006 13,342.00 gal TOTAL 49,120.00 gal DAILY AVERAGE 9,824.00 gal OCT-25-2006 09:42P FROM:KINCSWAYREADYMIX 9296972242 TO:2997043 Figure 1. Plan View (scanned from fax from Laughter, Austin) AL —Jov7y � w urPro n na �� iTr IY1G1ftC� 1 . �i.T 7OZ1i1W'lf EA? tare 1.1JW!Y 11owkAD ORP n0A rla�e rare sra-�rra xnr� rr�y.8f�-rrz Figure 2 shows the Soil Conservation Service (SCS) Types I, IA, I1, and III 24-hour rainfall distributions. North Carolina is geographically located in the region of the USA where Type II storms occur. The figure indicates the fraction of rainfall that falls at various times after the beginning of a standard Type lI storm. The figure shows that at 10, 30, and 60 minutes into a 24-hour storm, the fraction of total storm rainfall that falls is approximately 0.01, 0.02, and 0.03, respectively. Figure 2. SCS 24-hour Rainfall Distribution (SCS, 1986) (y-axis reads "Fraction of 24-hour rainfall" and x-axis reads "Time, hours") +.o _ IM 6 9 1.2 15 fB 71 24 LNINO Engineering, Research, and Software, Ltd. Page 2 P.7 OCT-25-20OG 09:42P FROM:KINGSWAYREADYMIX 8206972242 TO:2997043 P.8 Summary of Data The data provided by Laughter, Austin, and Associates are: Rainfall: 8 inches in 24 hour period (25-year storm) At = Area of Region I = 1600 ft2 = 0.037 Acre A2 = Area of Region 2 = 30 ft x 32 ft = 960 ft2 Region 1 is concrete. Runoff from Region 1 flows into Region 2. Assume no flow out of Region 2. LMNO Engineering made the following determinations: c, = Rational coefficient for Region 1 (concrete) = 0.9 CN = SCS Curve Number for Region 1 (concrete) = 98 Water Depth in SWPPF To compute the water depth in the SWPPF, the first step is to compute the amount of rain that falls in 10, 30, and 60 minutes during the 24-hour storm: The amount of rain that falls in 10 minutes is 8 in. x 0.01 = 0.08 in. The amount of rain that fails in 30 minutes is 8 in. x 0.02 = 0.16 in. The amount of rain that falls in 60 minutes is 8 in. x 0.03 = 0.24 in. Now, compute the volume of water collected in the SWPPF. Note that 0.9 is the runoff coefficient for Region 1. Volume of runoff collected in the SWPPF after 10 minutes is: Volume from Region 1 + Volume from Region 2 = (0.08 in. / 12 in./ft) x 0.9 x 1600 ft2 + (0.08 in. / 12 in./ff)(960 ft2) = 16 ft3 Volume of runoff collected in the SWPPF after 30 minutes is: Volume from Region 1 + Volume from Region 2 = (0.16 in. / 12 in./ft) x 0.9 x 1600 ft2 + (0,16 in. / 12 in./fi)(960 ft) - 32 ft' Volume of runoff collected in the SWPPF after 60 minutes is: Volume from Region l + Volume from Region 2 = (0.24 in. / 12 in./ft) x 0.9 x 1600 ft2 + (0.24 in. / 12 in./ft)(960 ft2) - 48 ft' Volume of runoff collected in the SWPPF after 24 hours is: Volume from Region 1 + Volume from Region 2 = (8.0 in. / 12 in./ft) x 0.9 x 1600 ft2 + (8.0 in. / 12 in./ft)(960 ft2) = 1600 ft' The water depth in the SWPPF can then be computed: Water depth after 10 minutes = (16 ft3)(12 in./ft) / (960 ft) = 0.20 in. Water depth after 30 minutes = (32 ft3)(12 in./ft) / (960 ft) = 0.40 in. Water depth after 60 minutes = (48 ft3){12 in./ft) / (960 ft2) = 0.60 in. Water depth after 24 hours = (1600 ft) (12 in./ft) / (960 ft2) = 20.0 in. LMNO Engineering, Research, and Software, Ltd. Page 3 OCT-25-20OG 09:42P FROM:KINGSWAYREADYNIX 9286972242 TO:2997043 P.9 Peak Discharge Determining the best method to use for computing peak discharge depends on the tithe of concentration. The time of concentration for Region i is approximately 1.9 minutes according to the FAA equation (LMNO, 2003): t,=1.8(1.l-c)L"/SI3 where: t, = Time of concentration (min) c = Rational coefficient for Region l = 0.9 L = Longest watercourse length in Region 1 (ft) S = Region 1 slope, %. L is approximately 60 ft and S is 3%. Therefore: t- = 1.8 (1.1 - 0.9) (60)a'S / (3)"' = 1.9 min. The peak discharge from the 24-hour storm is best computed using the SCS TR-55 method since it was developed for 24-hour storms; whereas, the Rational Method is best used for storms having durations approximately equal to the time of concentration. A 6- min time of concentration was used in the SCS modeling in Figure 3 since that is the typical minimum for the TR-55 method. Figure 3. Peak Discharge Calculation for 25-year storm. (screen capture from http://www,LNTNOeng.com/Hydrology/hydrology.htm) Reset Inputs to 6.0 All features enab!ed Click tti:Calct�ate OUTPUTS Pea: Dischvge Qp (cfs orft}fs): 0:45312173311366$7: Peak Discharge In cis or tP1s _j Rums$ Q {inch}; 7 76020d0B1632653 'e-1999LmNo Engineering, Unit Pea-Disrh., Qu (cfslmi=-inch): 1009:99680542071:73:.. ;. Research, and Soft;vare, Ltd Pond and Swamp Factor,Fp-. 1:0 http:/JiN-tv►vlh,L,NOeng.com fnitiat Abstraction, la (inch): 0:040$16.32653061221 . LlN`PCTS OR OUTPUTS I'✓ Enter these three quantities: Select Units: Total Watershed Area, A (_acre): 0.037 Area in Acre Dve.raa Curve Number, CN: lea Time of Conc., Travel Times In n Time. of Concentration, Tc (min): 6 Pi urs R3InfaII Distribution Type II :-:3 Precipitation, P (inch) 18 Precipitatlon (and Runoff) in in& - I Ponds, Swamps (%of Total.srea): 10.0 LIVINO Engineering, Research, and Software, Ltd. Page 4 OCT-25-20OG 09:43P FRON:KINGSWAYREADYMIX 828G972242 TD:2997043 P.10 Conclusion The water depth and peak discharge were computed for the Stormwater Pollution Prevention Facility shown in Figure 1. Results are summarized in Table 1. References LMNO Engineering, Research, and Software, Ltd. (2003). Time of Concentration Calculator. www.LMNOeng.com/Hydrology/TimeConc.htrn. U.S. Soil Conservation Service, Technical Release 55: Urban Hydrology for Small Watersheds. USDA (U.S. Department of Agriculture). June 1986. LMNO Engineering, Research, and SofiwSre, Ltd. Pagc 5 C)CT-25-2006 09:4eP FR❑M:KINGSIAYREAMIMIX 8296972242 T0:2997043 Laughter, Austin and Associates, P.A. Engineering a Planning. Land Surveying 131 FOURTH AVENUE EAST HENDERSONVjLLG, NORTH CAROL NA 28792 M-90 R9 R59-5263 ]ON 1-1. LAUGHTER 693-8822 DONALD F. N LAA@kaom copy SEPT 30, 2005 xcalu bay Starr Silvis NC DWQ 2090 US HWY 70 SWANNANOA, NC 28778 P. 2 (R7�) ($U01 Facsimile {626) E-Mn31: Subject: General Permit No. NCG140000 Kingsway Ready Mix, Inc. COC NCG140354 Dear Mr. Pickle: Henderson County r"% JI- L' c � Additional information requested in your March 8, 2006 letter is provided herewith I. The proposed recycling system is designed to capture 25 yr storm runoff from the driveway and materials handling area (0.037 acres) within the ready mix plant site. This runoff will be contained within concrete basins # 1 anal #2. This captured storm water volume (1,600 cu ft) will be recycled into the concrete mix via pumping and grey water distribution piping from the containment basin #3 directly into the concrete product. This storm water (i 1,968'gallons) represents —?approximately 24% of the water used in the product over a seven day period. Additional water will be taken from the potable water system. 2. The site plan shows the area location of three containment basins placed down slope from the entrance drive and materials handling areas. The runoff from the building and area adjacent to Howard gap mad will be diverted around the basins into the OPEN road ditch on NC DOT ROW. Storm runo ff from the area west of the material handling area will continue to flow off the property west of the ? containment basins. IZ Qkk IX, 0\- 10.5 � j-vh"' J4 �3 . ,\ I The owner will keep a supply of borax on band to manually adjust the ph of V, 6 -) .5 excessive storm water that may need to be released fii-om the containment basins.�� 4. Construction plans are forwarded for necessary action. Please note the Owaer intents to construct a facility that will recycle wash water and storm water back into 11 ob f � � a OCT-25-2-006 09:40P FROM-KI[4GSWPjYREADYMIX 6286972242 TO:299 E)43 P.3 the concrete mining process. This gray water will be retained in a series of three concrete settling basins with the computed capacity to hold the twenty five year storm event discharging from the truck filling area The final basin will hold grey water that will. be recycled daily in making concrete. It is our understanding that construction of any treatment facility requires an Authorization to Construct from the Division of Water Quality. Please contact me at 828 692-9089 if you have any questions concerning this Application. Thank you. Sincerely, Laughter, Austin and Associates, PA Jon H. Laughter Laughter, Austin and Associates, P.A. Engineering • Planning. Land Surveying 131 FOURTH AVENUE EAST HENDERSONVILLE, NORTH CAROLINA 28792 , _..., ..,_ (828) 692-9089 858-5263 ION H. LAUGHTER 693-8822 DONALD J. AUSTIN LAA@ioa.com SEPT 30, 2006 Starr Silvis NC DWQ 2090 US HWY 70 SWANNANOA, NC Dear i V'v 28778 W - I 5 (800) Facsimile (828) Subject: General Permit No. NCG140000 Kingsway Ready Mix, Inc. COC NCG 1403 54 Henderson County E-Mail: Additional information requested in your March 8, 2006 letter is provided herewith 1. The proposed recycling system is designed to capture 25 yr storm runoff from the driveway and materials handling area (0.037 acres) within the ready mix plant site. This runoff will be contained within concrete basins # 1 and #2. This captured storm water volume (1,600 cu ft) will be recycled into the concrete mix via pumping and grey water distribution piping from the containment basin #3 directly into the concrete product. This storm water (11,968 gallons) represents approximately 24% of the water used in the product over a seven day period. Additional water will be taken from the potable water system. 2. The site plan shows the area location of three containment basins placed down slope from the entrance drive and materials handling areas. The runoff from the building and area adjacent to Howard gap road will be diverted around the basins into the OPEN road ditch on NC DOT ROW. Storm runoff from the area -west of the material handling area will continue to flow off the property west of the containment basins. 3. The owner will keep a supply of borax on hand to manually adjust the ph of excessive storm water that may need to be released from the containment basins. 4. Construction plans are forwarded for necessary action. Please note the Owner intents to construct a facility that will recycle wash water and storm water back into the concrete mixing process. This gray water will be retained in a series of three concrete settling basins with the computed capacity to hold the twenty five year storm event discharging from the truck filling area. The final basin will hold grey water that will be recycled daily in making concrete. It is our understanding that construction of any treatment facility requires an Authorization to Construct from the Division of Water Quality. Please contact me at 828 692-9089 if you have any questions concerning this Application. Thank you. Sincerely, Laughter, Austin and Associates, PA Jon H. Laughter OCT-25-2006 e9=40P FROM-'KINGSWAYREADYMIX 6286972242 TO.2997043 P.4 RUNOFF CALCULATIONS for KINGSWAY REDI-MIX. Original submission Nov. 3, 2005. Revised Oct. 18, 2006 using 25-year Storm. Client: Laughter, Austin, and Associates 131 Fourth Avenue East Hendersonville, NC 28792 Prepared by: LMNO Engineering, Research, and Software, Ltd. 7860 Angel Ridge Rd. Athens, Ohio 45701 USA (740) 592-1890 (phone & fax) LMNO@LMNOeng.com LMNOeng.com httpJ/www.LMNOeng,com October 18, 2006 OCT-25-2006 09:40P FROM: KINGSWAYREADYINIX 8296972242 T❑:2997043 P. Runoff Calculations for Kingsway Redi-Mix for 25-year storm LMNO Engineering, Research, and Software, Ltd. Overview Laughter, Austin, and Associates contracted LMNO Engineering to compute runoff from a concrete area plus the rain falling directly on a stormwater pollution prevention facility (SWPPF) for Kingsway Redi-Mix. The runoff collects in the SWPPF. Runoff volume and depth in the SWPFF is computed at times of 10, 30, and 60 minutes into a 24-hour storm and for the entire 24-hour duration. The storm intensity used in our previous report dated Nov. 3, 2005, was 7 inches per 24 hours. This report shows runoff computations for a 25- year storm having an intensity of $ inches per 24 hours. The results are summarized in Table 1. Table 1. Results (cf is cubic fl, sf is square ft). Previous regart 25-year storm Rainfall in 10 minutes 0.07 inch 0.08 inch Rainfall in 30 minutes 0.14 inch 0.16 inch Rainfall in 60 minutes 0.21 inch 0.24 inch Rainfall in 24 hours 7.0 inch 8.0 inch Volume in SWPFF after 10 min 14 of 16 cf Volume in SWPFF after 30 min 28 cf 32 cf Volume in SWPFF after 60 min 42 cf 48 cf Volume in SWPFF after 24 hr 1400 of 1600 cf Water depth in SWPFF after 10 min OAS inch 0.20 inch Water depth in SWPFF after 30 min 0.35 inch 0.40 inch Water depth in SWPFF after 60 ruin 0.53 inch 0.60 inch Water depth in SWPFF after 24 hr 17.5 inch 20.0 inch (for SWPFF having area of 960 sf) Peak discharge into SWPFF 0.39 efs 0.45 cfs Description A plan view of the project is shown in Figure 1. Precipitation onto Region 1 (Area i in the figure) rune off into Region 2 (A2 in the figure) which is the SWPPF. Rainfall also falls directly onto Region 2. LMNO Engineering, Research, and Software, Led. Page 1 RECYCLABLE WATER USAGE FOR TYPICAL SEVEN DAY PERIOD KINGWAY CONCRETE PLANT - HENDERSON COUNTY LAA #05-371 REFERENCE MATERIAL INVENTORY SHOWWG MATERIALS LEAVING PLANT VIA REAI DATE DAILY WATER USAGE 8/21/2006 7,874.00 gal 8/22/2006 7,957.00 gal 8/23/2006 11,187.00 gal 8/24/2006 8,760.00 gal 8/25/2006 13,342.00 gal TOTAL 49,120.00 gal DAILY AVERAGE 9,824.00 gal ❑CT-25-2006 09=41P FR❑M-KINGSWAYREADITIIX 8286972242 T0:2997043 P.6 RECYCLABLE WATER USAGE FOR TYPICAL SEVEN DAY PERIOD KINGWAY CONCRETE PLANT - HENDERSON COUNTY LAA #05-371 REFERENCE MATERIAL INVENTORY SHOWING MATERIALS LEAVING PLANT VIA REAI DATE DAILY WATER DAR USAGE 8/2112006 7,874.00 gal 812212006 7,957.00 gal 8/23=06 11,187.00 gal 8/2412006 8,760.00 gal 8125l2006 13,342.00 gal TOTAL 49,120.00 gal DAILY AVERAGE 9,824.00 gal V OCT-25-2006 09: 41P FRDM: KINGSWAYREADITIIX 82B6972242 TO: 299 i 043 Figure 1. Plan View (scanned from fax from Laughter, Austin) a IR,&al h ,{owkcD opLpna�n. s>x IWa re& ~W ve rcn .r W Uw^(P 5Tr-1211WA r5O PrIv O&W P,?M0ZN11UN 1-AIJI.11'r OL'T A-j A.>W - CIARY C. 411< K)N lW>!l , R;.1Q1 t114 1Nc. 1¢ AFAI Radd tAVdrrsurrA ,V'; Z4?3;i PAr I IAM ^*IAM. MOt XAJ-tfM Figure 2 shows the Soil Conservation Service (SCS) Types 1, IA, 11, and III 24-hour rainfall distributions. North Carolina is geographically located in the region of the USA where Type 11 storms occur, The figure indicates the fraction of rainfall that falls at various times after the beginning of a standard Type 11 storm. The figure shows that at 10, 30, and 60 minutes into a 24-hour storm, the fraction of total storm rainfall that falls is approximately 0.01, 0.02, and 0.03, respectively. Figure 2. SCS 24-hour Rainfall Distribution (SCS, 1986) (y-axis reads "Fraction of 24-hour rainfall" and x-axis meads "Time, hours") 1.0 - C. m 12 iS to V1 t+wa. a.an. i.MNO Engineering, Research, and Software, Ltd. Page 2 P - 7 OCT-25-20OG 09:42P FFOM:KIK SWAYFEAb1'MIX 82BG972242 TO:2997343 P.B 5urnma of fData The data provided by Laughter, Austin, and Associates are: Rainfall: 8 inches in 24 hour period (25-year stone) A, = Area of Region 1 = 1600 ft = 0.037 Acre Az = Area of Region 2 = 30 ft x 32 ft= 960 f Region 1 is concrete. Runoff from Region l flows into Region 2. Assume no flow out of Region 2. LMN4 Engineering made the following determinations: c, = Rational coefficient for Region 1 (concrete) = 0.9 CN = SCS Curve Number for Region I (concrete) = 98 Water Dep,,th in SWPPF To compute the water depth in the SWPPF, the first step is to compute the amount of rain that falls in 10, 30, and 60 minutes during the 24-hour storm: The amount of rain that falls in 10 minutes is 8 in. x 0.01 = 0.08 in - The amount of rain that falls in 30 minutes is 8 in. x 0.02 = 0.16 in. The amount of rain that falls in 60 minutes is 8 in. x 0.03 = 0.24 in. Now, compute the volume of water collected in the SWPPF. Note that 0.9 is the runoff coefficient for Region 1. Volume ofrunoff collected in the SWPPF after 10 minutes is: Volume from Region l + Volume from Region 2 = (0.08 in. / 12 in./ft) x 0.9 x 1600 fltz + (0.08 in. / 12 in./ft)(960 fie) = 16 ft3 Volume of runoff collected in the SWPPF after 30 minutes is: Volume from Region I + Volume from Region 2 = (0.16 in. / 12 in./ft) x 0.9 x 1600 fig + (0.16 in. 112 in./ft)(960 ft7) = 32 fl Volume of runoff collected in the SWPPF after 60 minutes is: Volume from Region 1 + Volume frum Region 2 = (0.24 in. / 12 in./ft) x 0.9 x 1600 f + (0.24 in. / 12 in./i1)(960 ftz) = 48 ft3 Volume of runoff collected in the SWPPF after 24 hours is: Volume from Region l + Volume from Region 2 = (8.0 in. / 12 in./ft) x 0.9 x 1600 ftz + (8.0 in. / 12 in./ft)(960 W) - 1600 fl3 The water depth in the SWPPF can then be computed: Water depth after 10 minutes = (16 ft3)(l2 in./ft) / (960 ftz) = 0,20 in. Water depth after 30 minutes = (32 ft3)(12 ind-fi) / (960 ft) = 0.40 in. Water depth after 60 minutes = (48 ft3)(12 in./ft)1(960 fig) = 0.60 in. Water depth after 24 hours - (1600 ft3)(I 2 in./ft) / (960 ft) = 20.0 in. L MNO Engineering, Research, and Software, Ltd. Page 3 DCT-25-2006 09: 42P FR.ON: KINaSWAYF4SADYMIX 82%972242 T❑: 299 i 043 P, 9 Teak Discharge Determining the best method to use for computing peak discharge depends on the time of concentration. The time of concentration for Region I is approximately 1.9 minutes according to the FAA equation (LMNQ, 2003): t'-1.8OA-c)LO.s�Sin where: t, = Time of concentration`(min) c = Rational coefficient forRegion 1 = 0.9 L = Longest watercourse length in Region I (f} S = Region i slope, %. \ 61 � L is approximately 60 ft and S is,3%. { �' Therefore: / \ to � 1.8 (1.1 - 0.9) (60)0.51 (3}i = 1.9,min. The peak discharge from the 24-h u storm is best computed using the SCS TR-55 method since it was developed for 24-hour storms, whereas, the Rational Method is best used for storms having durations approximately equal to the time of concentration. A 6- min time of concentration was used in the SCS modeling in Figure 3 since that is the typical minimum for the TR- 55 method_ Figure 3. Peak Discharge Calculation for 25- ear storm - (screen g � Y (screen capture from/ http:!lwww-LMNOeng,cornfHydrology/hydrology.htm) itpseFtincid a io-b /' Ail features enabled Tdick-to.CalCsda{g OUTPUTS / Peffk Dischafge, Qp (rfs orfets) 04 123 3 136687 PgakDlsrhargo In tfs or,tt"!s Rimo�4(aicb7 7,i$Q. O OB76326 C 1999 ihfNO Evginm ing Unit Pew M cif, tau (cfadnu"-inch) 35�4. J81}805i R3 t7l Researck. and Saflimus, Ltd, Pond and $ivamp Faetor, Fp_ tttp:ilmly-L?'Lf0C4*cam Iaitiai Absbwlion,In (inch)_ f1:D4tyBt832$530&1221 OPUTS OR OMMS t✓ Enterthese three quantities: \ Select Units: / rotaIR?aterstredArea, A( rzt 0,037 Area In Acre Zj Overall Curve Number, CN: 313 Time of Cons.', Travel Tines In rr:�j 'rime of Concen tration, Tc (mini ja MUTS \\� Rainfall DistribubonType 11 Precipitation, P(mch) 8 Pracipltallon (and RunofR in inclj Pnnds, Svmmps (%of Total Aces): 10.6 LMNO Engineering, Research, and �ioftware, Ltd. Page 4 OCT-25-2006 09:43P FROM:KINaSWAYFEADYMIX 8286972242 TO:2997043 P.10 Conclusion The water depth and peak discharge were computed for the Stormwater Pollution Prevention Facility shown in Figure 1. Results are summarized in Table 1. References LMNO Engineering, Research, and Software, Ltd. (2003). Time of Concentration Calculator, www.LMNOeng.com/Hydrology/TimeConu.htm. U.S. Soil Conservation Service. Technical Release 55: Urban Hydrology for Small Watersheds. USDA (LJ.S..Dcparonent of Agriculture). June 1.986. LIV NO Engineering, Rescarch, and Softwa,e, Ltd_ Pnge 5 � O�pF w A rFyQG(ff[XUa7 o � Mr. Gary King Kingsway Ready 14 Nix Road Hendersonville, Dear Mr. King: Mix Inc. North Carolina 28792 Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources Alan W. Klimek, P.E. Director Division of Water Quality March 8, 2006 Subject: Additional Information Request Authorization to Construct Request Permit Number NCG140354 Henderson County On November 28, 2005, the Division of Water Quality, Stormwater Permitting Unit received your request for an Authorization to Construct wastewater treatment facilities for the subject concrete ready mix facility at 14 Nix Road in Hendersonville, North Carolina. I apologize for my delay in responding to your submittal, and to reminders by Roy Davis on your behalf over the intervening months. The submittal is insufficient, and we are requesting additional information. Please resubmit your request for an Authorization to Construct. The current submittal is insufficient in the following particulars. 1. The submittal does not establish that the proposed wastewater treatment facilities will meet permit limitations. Please note: a. Item 14 of your completed application form, or Notice of Intent (NOI), received on November 28, 2005, provides, "For a sufficient application you must provide design specifics (e.g., design volume, retention time, surface area, etc.) and calculations to demonstrate compliance with permit effluent limits (pH - 6-9 SU, Total Suspended Solids (TSS) - 30 mg/L, and Settleable Solids (SS) - 5 ml/L.)" The submittal does not comply with this requirement. b. Similarly, Item 15 of the same NOI provides, "For a sufficient application, the information must demonstrate compliance of final discharge with permit effluent limits ... or must demonstrate that the recycle system has sufficient capacity to contain runoff from a 25-year, 24-hr rainfall event plus one foot of freeboard under design operating conditions." The submittal does not comply with this requirement. c. Mr. Roy Davis' letter to you of October 10, 2005, advises, "The people reviewing the plans will be looking for a demonstration that the proposed system will meet effluent limits." The submittal does not provide that demonstration. d. Ms. Bethany Georgoulias' email to Jon Laughter of October 28, 2005, states, "...we also need to see information and/or calcs demonstrating that the discharge from the treatment system (basin, etc.) will meet permit limits for total suspended solids, settleable solids, and pH." The submittal does not establish that the treatment system will meet the permit limits. e. The Laughter, Austin, and Associates design narrative (a part of the submittal) received November 28, 2005, acknowledges a design basis of a TSS limit of 30mg/L, a settleable solids limit of 5ml/L, and a pH range of 6 - 9 standard units. But the subsequent calculations presented do not incorporate the stated design basis. Consequently, the subsequent design presentation ends with conclusions that are not related back to the stated (and required) design basis, i.e., the design presented does not demonstrate compliance with permit effluent limitations. N°o` Carolina )aturidbI North Carolina Division of Water Quality 1617 Mail Service Center Raleigh, NC 27699-1617 Phone (919) 733-7058 Customer Service Internet: www.ncwaterauality.orQ Location: 512 N. Salisbury St. Raleigh, NC 27604 Fax (919) 733-9612 1-877-623-6748 =' ^ pert.•..:.-afi:.ri.ori..r ertinn Fmntnver— 50% Recvc led/10% Post Consumer Paper 4r. Gary King ftgz2of2 March 8, 2006 f. Please note, however, that the design narrative does conclude that the volume in Basin A will retain the design flow for 12+ hours, and that the volume in Basin B will retain the flow for an additional 5 hours, and that Basin C will provide additional settling time. The volume provided may be sufficient to meet permit limits on TSS or settleable solids - - but the design calculations presented do not substantiate compliance with that key requirement. It is possible that the designer may just need to provide the finishing steps in his calculations so that they endpoint with TSS and settleable solids values less than the permit limits. Just to re -iterate, the design submittal must predict compliance with the permit limits. DWQ can only issue an Authorization to Construct for a design that is based on an engineering argument satisfying this key requirement. 2. While the design calculations presented may be an attempt at addressing the removal of TSS and settleable solids, there is no attempt to address the pH limitation in your permit. The design submittal must predict compliance with the permit limits, including the permit limits on pH. 3. Please note that the Final Checklist of the NOI includes the requirement that the submittal include a site map with the outline of drainage areas, the location of stormwater and wastewater outfalls corresponding to the drainage areas, runoff conveyance structures (if any in this case), areas where materials are stored, and impervious areas. None of these required items are' included in the submittal. In most cases for an existing site, a site survey is required to capture this information. Such a survey would typically include topography, physical features, and the property line. I would be happy discuss with you or your engineer the contents of an acceptable site map. As reviewers, we have'to be able to understand what's happening on the site as to stormwater runoff, wastewater generation, and subsequent capture, conveyance, treatment, and discharge of those flows, 4. Finally, please note that we need three copies of any re -submittal as noted on page 1 of 5 of your completed NOI. I cannot emphasize enough that DWQ cannot issue this facility an Authorization to Construct without a logical engineering argument that predicts compliance with all the permit limits. Again, I apologize for the delay on my desk. I am committed to working with you and your engineer on a more expedited basis to ensure no further delays at my end. Please call me with any questions about your re -submittal. Sincerely, Ken Pickle, P.E. DWQ Stormwater Permitting Unit (919)733-5083x584 cc: Jon Laughter, Laughter, Austin and Assoc., 131 Fourth Ave. East, Hendersonville, NC 28792 Roy Davis, Asheville Regional Office SPU files DWQ Central Files Oct 28 05 10:58a Jon Laughter 828-693-8822 p.1 LAUGHTER, AUSTIN and ASSOCIATES, P.A. 131 Fourth Avenue East Hendersonville, North Carolina 28792 Telephonl (828) 692-9089 or (800) 858-5263 Facsimile (828) 693-8822 FARE C 0 V B R To: Bethany Georgonlias Phone: 919 733-5083 ex 529 Company: surface water protection Fax # 919 733 2 %0, From: JON LAUGHTER F-Mail: laapa(ibbellsouth.net Re: Request for information Permit NCG140354, Henderson County LAA # 05371 MESSAGE: ADDITIONAL info on required Plans and Specifications. Also need your E-mail Bethany.Georgoulias(&_ncmaiLnet failed to connect Contact me with questions or comments THANK YOU. jon {ingway Redi Mix, Inc. (NCG140354) Request Subject: Kingway Redi Mix, Inc. (NCG140354) Request From: Bethany Georgoulias<bethany.georgoulias@ncmail.net> Date: Fri, 28 Oct 2005 14:47:38 -0400 To: laapa@bellsouth.net CC: Roy Davis <Roy.Davis@ncmail.net> Mr. Laughter, It looks like you had my correct e-mail address -- I'm sorry your message didn't get to us. I did receive your fax this morning. Attached are a few items: -Our recently updated NOT form, which better explains requirements of the application process. Because that form also addresses the Authorization to Construct process, it should be helpful to you in Kingway's request for an ATC. Because this site already has a COC for NCG140000, Kingway's request for an ATC should be submitted in the form of a letter with supporting plans & specifications, and calculations, to the Stormwater Permitting Unit in Raleigh (our address is on the last page of the form) The ATC request will be assigned to one of the staff in our Unit when it comes in. -Rainfall Data Maps taken from the 1993 Stormwater Guidance Manual (North Carolina Cooperative Extension Service and NCDENR publication). From the maps, Hendersonville's 10-yr, 24-hr storm is between 7-7.5", and the 25-year storm appears to be closer to 8". -A DRAFT cover sheet we have put together to accompany the NCG14 permit. We are still gathering comments, so it's not final -- but the second page also addresses ATC requirements and has some information about designing recycle systems (not sure if Kingway has, or has plans for this type of system or not). I included the cover sheet for your information because it also explains why simply sizing something for a 10-year storm is not necessarily the only calculation we look for -- we also need to see information and/or calcs demonstrating that the discharge from the treatment system (basins, etc.) will meet permit limits for total suspended solids, settleable solids, and pH. (For example, details of a pH treatment method, settling calculations, etc.) By the way, our new NOI is also available on our website under the General Permits Link here: http://h2o.enr.state.nc.us/su/Forms_Documents.htm#StormwaterGP I hope this information will be helpful to you. If you have questions, please let us know. Regards, Bethany Georgoulias Environmental Engineer NC DENR DWQ Stormwater Permitting Unit (919) 733-5083, ext_ 529 bethany.georgoulias@ncmail.net il Content -Type: application/pdf € NCG14_N0I.pdV Content -Encoding: base64 Content -Type: application/pdf Rainfall_ Data_Maps.pdf Content -Encoding: base64 1 of l 10/28/2005 2:48 PM • • Fm • L�'n+.�E�lgrYi1 ]YLTt'R7� Mr. Garry King Kingway Redi Mix, Inc 14 Nix Road Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources SURFACE WATER PROTECTION October 20, 2005 Hendersonville, North Carolina 28792 Dear Mr. King: Alan W. Klimek, F.E. Director Division of Water Quality Asheville Regional Office SUBJECT: Kingway Redi Mix, Inc. Permit No: NCG140354 Henderson County Ca a I thought I should call to your attention that General Permit Number NCG140000 requires the preparation of a Storm Water Pollution Prevention Plan. The content of such a Plan is detailed in the Permit. You should proceed with preparation of such a Plan. Three month is probably more than enough time for Plan preparation. A component of your Plan will be a schedule by which you will provide secondary containment of any liquids stored in bulk such as vehicle fuel. It occurs to me that you might take a look at connecting the two culverts on your property to hopefully reduce the volume of stormwater coming onto your property. One of the issues Jon Laughter will want to consider is the reuse of treated storm/wash water. Such treated water is typically used for inclusion in the mix and as drum wash water. I encourage both for the reason that doing so reduces the amount of treated wastewater released to the environment. Jon will need to know your plans in this area. Go ahead and start self monitoring in accordance with the requirements of General Permit Number NCG140000. Hendersonville has at least one commercial laboratory that know of which can perform analysis for you. Speaking of self monitoring; I suggest that Jon Laughter include a means of measuring the rate of overflow from the treatment system. Please do not hesitate to call me at 828-296-4659 should you need to discuss these matters. in greater detail. Sincerely, v Roy M Davis Environmental Engineer cc: Bethany Georgoulias Jon Laughter MCI iii m NCG140354LETTER2.05 2090 U.S. Highway 70, Swannanoa, NC 28778 Telephone: (82Si 2gg..etinn F,,: ,='j 2^ -7G43 Customer Service 1 877 623-6748 NorthCarolina nhirn//�. o�aF W A r�RQG r Mr. Garry King Kingway Redi Mix, Inc 14 Nix Road Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources SURFACE WATER PROTECTION October 10, 2005 Hendersonville, North Carolina 28792813 Dear Mr. King: Alan W. Klimek, P.E. Director Division of Water Quality Asheville Regional Office SUBJECT: Kingway Redi Mix, Inc. Proposed New Construction Permit No: NCG140354 Henderson County I now have a better understanding regarding Surface Water Protection Section expectations relating to plans and specifications for new wastewater treatment systems to be constructed by anyone in the Ready Mix Industry. Prior to constructing the proposed treatment/reuse basins at your Henderson County Plant you will need to submit three copies of plans and specification along with design calculations and a request for an Authorization to Construct. The people reviewing the plans will be looking for a demonstration that the proposed system will meet effluent limits. No fee is involved in requesting an Authorization to Construct. Kingway will be building its' first waste water/storm water treatment/reuse system. The system will be built in the back of you property where in can receive all wash water and storm water runoff. When designing the project you might wish to consider that systems designed to overflow only in rain storm which exceed a 10 year-24 hour storm event are not required to perform self monitoring. I would suggest that Jon Laughter call Ms. Bethany Georgoulias at his earliest convenience to insure that he has an understanding as to exactly what we need in the way of plans and specifications. Ms. Georgoulias may be reached at 919-733-5083, extension 529. I urge you, within the next few days, to send me a letter presenting the date by which plans and specifications and design calculations for the new wastewater treatment system will be submitted. It does not look good for you to miss the first requirement in your Certificate of Coverage. Please do not hesitate to call me at 828-296-4659 should you need to discuss these matters in greater detail. Sincerely, Roy M vis Environmental Engineer cc: Bethany Georgoulias Jon Laughter NocthCarolina n/�irn/h, 2090 U.S. Highway 70, Swannanoa, NC 28778 Telephone: (828) 296-4500 Fax: (82R1 24a-7rM"1,C, 5ernce 1 877 623 6748 -r*nr�.a11 Nf A T� Michael F. Easley, Governor G William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources IN GJ ►t Alan W. Klimek, P.E. Director Division of Water Quality Asheville Regional Office SURFACE WATER PROTECTION October 10, 2005 z C3 Mr. Garry King C--) Kingway Redi Mix, Inc. 14 Nix Road' Hendersonville, North Carolina 28792813 o SUBJECT: Kingway Redi Mix, Inc. Proposed New Construction' Permit No: NCG140354 Henderson County Dear Mr. King: I now have a better understanding regarding Surface Water Protection Section expectations relating to plans and specifications for new wastewater treatment systems to be constructed by anyone in the Ready Mix Industry. Prior to constructing the proposed treatment/reuse basins at your Henderson County Plant you will need to submit three copies of plans and specification along with design calculations and a request for an Authorization to Construct. The people reviewing the plans will be looking for a demonstration that the proposed system will meet effluent limits. No fee is involved in requesting an Authorization to Construct. Kingway will be building its' first waste water/storm water treatment/reuse system. The system will be built in the back of you property where in can receive all wash water and storm water runoff. When designing the project you might wish to consider that systems designed to overflow only in rain storm which exceed a 10 year-24 hour storm event are not required to perform self monitoring. I would suggest that Jon Laughter call Ms. Bethany Georgoulias at his earliest convenience to insure that he has an understanding as to exactly what we need in the way of plans and specifications. Ms. Georgoulias maybe reached at 919-733-5083, extension 529. I urge you, within the next few days, to send me a letter presenting the date by which plans and specifications and design calculations for the new wastewater treatment system will be submitted. It does not look good for you to miss the first requirement in your Certificate of Coverage. Please do not hesitate to call me at 828-296-4659 should you need to discuss these matters in greater detail. Sincerely, Roy M vis Environmental Engineer cc: Bethany Georgoulias Jon Laughter rCNa" arolina at al � 2090 U.S. Highway 70, Swannanoa, NC 28778 Telephone: (828) 296-4500 Fax: (828) 299-7043 Customer Service 1 877 623-6748 Mr. Gary K. King Kingsway Ready Mix, Inc. 14 Nix Road Hendersonville, NC 28792 Dear Mr. King: i Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources - I AL �D C7 �i July 29, 2005 AUG -2 2005 WATER QUALITY SCCT:QN ASHEVII I- r-' LEGiOrdAL 0F;:ICE i W. Klimek, P.E. Director Division of Water Quality Subject: General Permit No. NCG140000 Kingsway Ready Mix, Inc. COC NCG 140354 Henderson County In accordance with your application for a discharge permit received on April 4, 2005 we are forwarding herewith the subject certificate of coverage to discharge under the subject state - NPDES general permit. This permit is issued pursuant to the requirements of North Carolina General Statute 143-215 .1 and the Memorandum of Agreement between North Carolina and the US Environmental Protection Agency dated May 9, 1994 (or as subsequently amended). Please take notice that this certificate of coverage is not transferable except after notice to the Division of Water Quality. The Division of Water Quality may require modification or revocation and reissuance of the certificate of coverage. This permit does not affect the legal requirements to obtain other permits which may be required by the Division of Water Quality or permits required by the Division of Land Resources, Coastal Area Management Act or any other federal or local governmental permit that may be required. Please be aware that this permit contains effluent limits for wastewater discharges as listed in Part II, Section C of your permit. If you plan to construct treatment facilities on your site, you must first submit plans, specifications, and calculations to show how the facilities will meet the effluent limits. Please submit two (2) copies of your plans to the Asheville Regional Office. Contact Mr. Roy Davis in the Asheville Regional Office for specific questions regarding these plans. In a letter dated March 3, 2005, Mr. Davis advised you that you would be required to submit construction plans for any wastewater treatment and recycle systems you propose to build.. Within two weeks of your receipt of this letter, please submit a schedule to Mr. Davis for when you will submit your construction plans for any treatment facilities you intend to construct. Before the construction of any treatment facilities, you must receive an Authorization to Construct from the Division of Water Quality. o ` NhGarolma .IVRI1rally North Carolina Division of Water Quality 1617 Mail Service Center Raleigh, NC 27699-1617 Phone (919) 733.7015 Customer Service Internet: h2o.enr,state.nc.us 512 N. Salisbury St. Raleigh, NC 27604 FAX (919) 733-2496 1-877-623-6748 An Equal Opportunity/Affirmative Action Employer — 50% Recycled/l M. Post Consumer Paper If you have any questions concerning this permit, please contact Jonathan Diggs at telephone number (919) 733-5083 ext. 537. SiQL SIGNED BY KEN PICKLE Alan W. Klimek, P.E. cc: Asheville Regional Office Central Files Stormwater Permitting Unit Files STATE OF NORTH CAROLINA DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES DIVISION OF WATER QUALITY GENERAL PERMIT NO. NCG140000 CERTIFICATE OF COVERAGE NO. NCG140354 STORMWATER AND PROCESS WASTEWATER DISCHARGES NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM In compliance with the provision of North Carolina General Statute 143-215.1, other lawful standards and regulations promulgated and adopted by the North Carolina Environmental Management Commission, and the Federal Water Pollution Control Act, as amended, Kingsway Ready Mix, Inc. is hereby authorized to construct and operate a process wastewater treatment system, and is hereby authorized to discharge process wastewater and stormwater from a facility located at Kingsway Ready Mix, Inc. 14 Nix Road Hendersonville Henderson County to receiving waters designated as Clear Creek, a class C water in the French Broad River Basin in accordance with the effluent limitations, monitoring requirements, and other conditions set forth in Parts I, I1,11I, IV, V, and VI of General Permit No. NCG140000 as attached. This Certificate of Coverage shall become effective July 29, 2005. 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',i �\3 .� • v � of • 1 ' ,..r �. 4 , � • �)Q,� . <��` i 1k S o� %, r t '•. mot..•"- " b -!� — lam. % �•_ '•^�,:: , i .�. :1 \'` i„�` ,i ;T• 6 - ��� art"" r r � . j � L%.. �7 - 1 )�".-'"7ar.. � 3 � �• • �i,,, � 3' �+f. �f'.+'���._J ~ f3R �: .11. � ♦, :r �f`�'l �',� 'p"Fr :io to�q}r��ti�l4.iti`�,rn�� � � • � J _T�i, ,�. ;,z y�,.`;.� � r.�,�� ��_. �i'-u � `...� -i _ Q! i �_ �: , s.,>s •• �\ f yr � �. 1. I •' i k kiktP} \�•• •,� `e "1�. ` \`\'f ���♦ei .� )�;i � � ��`_�`� J ,f�:1.�kj`'• �I Copyright (C) 1998, Maptech, Inc. %� Markers Name: Kingsway Ready Mix Short Name: Kngswy Coordinates: 035' 21' 12.48" N, 082' 26' 1 T56" W Comment: Kingsway Ready -Mix NCG140354, French Broad River Basin, 04-03-02, Clear Creek, Class C, Fruitland USGS No jA—`, T t c A-t- I� ' + F 1•a r�'c/3r_'�� J . a r 1 I T F u 1' ? E F r fYI f [/�`14 � feu r t ! i ] j a 1 f �N i o + a' s► it a + 4 14 !i 0 _ 3 1 a 700/,3 59 C Y` r i u Q r LIQ �r' LO i r i f Y 1 1 ���r- CONCRETE ° 61LO li + r f � ro N !+/ 0 +• F. mdLevaI5 .storage f(�ION '2' i u ry and ladd�ng dyed �� P20P05ED a l: + + Wm ' ti 5FORMWAT61e POL UTION «� r` �1w f ! u + PREVEN7701V +FACILITY • ! R 14 -apen flitch gnWARD SAP ,?OAD. 51e 1 �L76 �I S i i; F i 6" DIAMETER OPENNIN(� WILL 8E PROVIDED BETWEEN 545IN5. S N/F AN1V6 IV. .eEDMAN s FORNWA Tf)? - F'OL U F1roN PREVENTION FACILITY D�TAIL.5 NARY C. KIN( r1M;WA Y REDI MIX, INC14 . r- V"/ e 7 /rya l�0_79 bo o: WO) ✓3t1_ 71' N ttvbi!c. "9L'O) 24.--14`'. u �, r- t /r.f FG , _ LAUGH fR, AU577N AND A550CIATE5, P.A. P6 `4 1 .,: ,':, 131 fOURTH 'jVENUE EA57- HENDER50N�ILL.E, NORTH CAROLINA 28792 s (e28) 692- 9089 / �� r l� rah 2G'41,7J5 � _..__Y�4 � � k {?��i/��, 0 9113106 Added Field iVeVdtion5 JOB NO. 06 — 29,0 (old #05- 371)': 1 1 f z N/F DB 428/3B5 .J l N/F CHARL.95 R. 5WP I D13 42B/365 I I I f ! V/F OLNBR M. dr LOUT B ORR DB 7001359 VM co a qqc cc z HOWARD GAP ROAD, SR 1006 l 1 1 1 �rn 1 � 1 N/F PATRICM ANN 0,4T7-fR501V _ N/F WIL.UAN & MARY JANE Cr DB 906/324 1 PA7 9R501V 1 1 DB 904/735 1 ti rn 22-6 I I l 1 I 6" DIAMET9R OFEIVNIM� WILL BE PROVIDED BeTAle IV BA51i115. OFeNNIN(� WILL 3Z LOCATED O.e INCHE5 OF FLOOR SLAB 1 N/F ANNB N. REDAtW D5 060/645 i S TORIV PIA TER POL UTION ,c')?,EUENTION FACILITY DETAIL.5 CARY �C. IINC k-INC WAY REDI MIX, INC. ,__ .r.1 92 N/F FRBD ,. 94ME LAUGHTER, AU5TIN AND A550CIATE5, PA. DB 42,31149: 131 FOURTH AVENUE ei5T HENDER50NWLLE, NORTH CAROLINA 29792 - . (028) 692- 90D9 JOB NO. 05==`371x._--___._..�._�--_------....-----_-----------.-_...._-----'-- _ B - - �49.34 SECTION B-E' I .16.00, _ _ 32. 00, BASIN 'A' 5EITUNCG BA51N ETTUNC{ BA51N i 0.6711 SECTION G-C' SECTION A -A 4G BA51N 5 IM OPENNIMG I ONE 92BEBOARD- 1, 44(FT 5T0)2AGE -ECTION B-B' 57ORMWA 7-,E�e POL U770N 1cleZU`Iy71IX FACILITY JETAIL5 6;AeY K. k-IN(� ,(�INGWA Y �?ZDI MIX, INC. %a N-i T wp� ff'UNT ), r'+i. C LA UGHT E.2, A U577N AND ASSOCIA TE5, P.A. 131 FOURTH AVENUE e45T HENOER50NVILLE, NORTH CAROUNA 29792 (929) 692- 9099 1 c ilrJ"'- 2OF " if��Il2405: — #5 RZBAR5 (9 12"O/C both wdr,- -#4 REBAR5 BeNT 024" a/c #4 RffBAR.5 9 6"01C both Wdr.5 DETAIL 5 FOP, 111W-4 71-Ee FOL UTION lc'R�V,��IVTION FA, CILIF� DETA �jAOI k�!M� I/l/9, �/A y -ploll M, ix, LAUGHTte., AU511A,' AND A550CIATZ6, F.A. 131 FOURFH AVENUE rA6T -1eA1OEe.50AWl.Lf, I'VORRY CAWOLINA 2e792 JOLO) NO. 05-371 --i STORMWATER DIVISION CODING SHEET NCG PERMITS PERMIT NO. Iv C& D 36Y DOC TYPE ❑HISTORICAL FILE 1�4MONITORING REPORTS DOC DATE p R(9) 5 v 3) YYYYMMDD 11 ANNUAL SUMMARY DISCHARGE MONITORING REPORT (DMR) — STORMWATER SUBMIT TO CENTRAL OFFICE* General Permit No. NCG140000 Calendar Year Zo 1 Qom_ 'Report ALL STORMWATER monitoring data on this form (include "No Flow"1"No Discharge" and Benchmark Exceedances) from the previous calendar year to the DEQ by MARCH i of each year. Certificate of Coverage No, NCG 14 ®FdU &I Facility Name: &/I asuDa�4 �j &A6(�'�►c . County: .J Phone Number: (+ ?L�) CoC;-1- ScR (a Co _ Total no. of SDOs monitored tZ Certified Laboratory Lab # Lab # Stormwater Discharge Outfall (SDO) No. 1 VMA Outfall? Yes ❑ No [� Is this outfall currently in Tier 2 for any parameter? Yes No ❑ Was this outfall ever in Tier 2 during the past year? Yes No ❑ If this outfall was in Tier 2 last year, was monthly monitoring discontinued? n o Yes, enough consecutive samples below benchmarks to decrease frequency ❑ Yes, received approval from DEMLR to reduce monitoring frequency ❑ Other ❑ Outfall No. t Total Rainfall, inches Total Suspended)) Solids (TSS), mg/1 pH, SU Nan -polar O&G (EPA Method 166� SGT-HEM , mgll (VMA) If applicable New Motor Oil Usage (gallmo.) Jfapplicable Stormwater Benchmarks !ndlcale No FLOWN applicable Circle Benchmark 100150 60 .0-� . 15 �55 gaflmo. average requiter. TSS and Non -polar DAG monitoring Date Sample`��',. Collected molddlyr �P R § Af!7t` ✓��s,Trr ['74k.' - "4 i . " y5t,}, e�} _ pd J i� 1' .. -01�` ^y}�!::�-ge.`y�'3' "i -k �i b s7 - 1 FS� -.i% t•Nla OZ 1 k {0.1 i1. 3 0,,, R r.I" i\IFn (� SLot -I erl at IS DA R SF-rTinm O g o.J Iq Z (Do H IZI21 Permit Date 8/1/2017 — 6/30/2022 Last Revised 8-22-2015 Certificate of Coverage No. NCG14 UU®Q CERTIFICATION "I certify, under penalty of law, that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing .violations." (Required by 40 CFR § 122.22) Signature C . Date MAr,eln 14 Z0.19 L/ Mail Annual Summary Stormwater DMR to the NCDEQ Central Office: Note the address is correct — Central Files is housed in DWR (not DEMLR) N.C. Department of Environmental Quality (DEQ) Division of Water Resources Attn: DWR Central Files 1617 Mail Service Center Raleigh, NC 27699-1617 Central Files Telephone (919) 807-6300 Questions? Contact DEMLR Stormwater Permitting Staff in the Central Office at: (919) 707-9220 Permit Date 8/1/2017 — 6/30/2022 Last Revised 6-22-2015 BENCHMARK EXCEEDANCE or TIER 2 DISCHARGE MONITORING REPORT (I)MR) -- STORMWATER : SUBMIT TO 'REGIONAL OFFICE*: General Permit No. NCG140000 �0� s Use 4his: form if any storrnwater:samples have EXCEEDED A BENCHMARK or"if the facility is in TIER 2'MONITORING for any:paramr eter. Send sartiiple results to the DIrMLR'Regional.Office within 30 days of receipt from the laboratory, Certificate of Coverage No. NCG14 DVF2]0 Facility Name: �(;n a llf,; `T-�� Sample Collection Period: Period 1 ❑ Period 2 ❑ Calendar Year Zat-1 County: AArAAAQQA For Monthly Monitoring: Month Phone Number: (!Bn )_ �Q-j - 42) g(a L. Person Collecting Samples.C�:,U. e urc�J Certified Laboratory• ,ter Lab # Lab # --►r� � Has this facility had 4 or more benchmark exceedances for any single parameter, at any o t-e SWdigipscharge outfall (SDO)? Yes ❑ No ❑ Have you contacted the Regional Office? Yes ❑ No ❑ ,J0 2 $ ?! $ Whom at the Region did you speak with? ... r. nr^'nllA1 fPll='dR AA7tnN PROCESSING UN11 atormwater monitoring Kequirements Does this SDQ Tatal :_ Date,Sam , , is;�thls,SDO in . Include Vehicle „ Sus ended p, ..: l'. H PA Method 9664 New Motor;0i1 Outfall..:; A fie Total _;: Maintearlce So11ds,(TSS), : SU (SGT HEM}}, rng/l Usage (gallma.} No Collected Rainfall Tier 2. CtIVIt1eS (VIVI " y,pirtcare. RVI M%ol C YIN YIN 100 50 Iamnrnv.Tr,PNA) 6.0-9.0 15 >55 gaUm. aerage re9uI TSS �Non-polar o t 2- Permit Date 8/1/2017 - 6/30/2022 Last Revised 8-22-2017 Page 1 of 3 Certificate of Coverage No. NCG14 F21Q1U[d CERTIFICATION "I certify, under penalty of law, that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the nest of my knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing violations." (Required by 40 CFR §122.22] Sign aturek,,� 4( '�4-t— Date L8LAArei 313 Mail Benchmark ExceedancelTier 2 DMR to Your DEMLR Regional Office Land Quality Section: 2090 US Highway 70 Swannanoa, NC 28778 (828) 296-4500 3800 Barrett Drive Raleigh, NC 27609 (919) 7914200 450 Hanes Mill Road, Suite 300 Winston-Salem, NC 27103 (336) 776-9800 Permit Date 8/1/2017 -- 6/30/2022 225 Green Street Systel Building Suite 714 Fayetteville, NC 28301-5043 (910) 433-3300 943 Washington Square Mall Washington, NC 27889 (252) 946-6481 Questions for The Central Office Stormwater Permitting Program? (919) 707-9220 610 East Center Avenue/Suite 30I Mooresville, NC 28115 (704) 663-1699 127 Cardinal Drive Extension Wilmington, NC 28405-2845 (910) 796-7215 �1 w Last Revised 8-22-207 Page 3 of 3 I ANNUAL SUMMARY DISCHARGE MONITORING REPORT (DMR) - STORMWATER 11 SUBMIT TO CENTRAL OFFICE* 11 General Permit No. NCG140000 Calendar Year _?tp t-t *Report ALL STORMWATER monitorind "data on this form (include "No FloWl"No Discharge" and Benchmark Exceedances) from the previous calendar year to the DEQ by MARCH 9 of each year. Certificate of Coverage No. NCG14 0❑EIFQIFQI Facility Name: County: A�nAtz-sbn Phone Number: (3Z �?) Total no. of SDOs monitored 3 Certified Laborator}E`�rn�s d, S E^otrs Lab # Lt R 2- Lab # Stormwater Discharge Outfall (SDO) No. ► _ t ►t• 1rt VNIA Outfall? Yes ❑ No Is this outfall currently in Tier 2 for any parameter? Yes [✓]' No ❑ Was this outfall ever in Tier 2 during the past year? Yes ❑ No [�- If this outfall was in Tier 2 last year, was monthly monitoring discontinued? Yes, enough consecutive samples below benchmarks to decrease frequency ❑ Yes, received approval from DEMLR to reduce monitoring frequency ❑ Other ❑ r 3 r Tr Non polar O�G } y 1 x ,3 r Total 1 �" (EPA,Methotl .1 `New Motor Oil, Total'°Rainfall, Suspended 5 pH,g£ �fi64 (SGT HEM)),'' , . Usage {gallrrto:} _Outfall'No. r. 'inches } s G 1 '(TS '- -�SOlids S) SU I .t r]jgll (VMA) lfeppffea8le. _ ^ _ ffapplkable Stormwater lndlcale NO FLOWN Circle Benchmark , oo'FJ� 6.0-9.0 15 >55 9allmo. average requires TSs and Benchmarks applicable Non polar OdG monitoring Date Sample, 'COIIeCted, q °�f ��qq�I�• �'avva:��_a;, 3='rat � ��,'�:fi��' ;�'�t 11 '��;� > $y _ <,� >f s yin � *`, '� � �� f ,5 x � ' 1 f�, � - r-r� 3,�,st•' 7Siil���4,:F� 011�, .x� ► ,�` �1'�"MS-s1� 04 ~I i • 2 t +-1 ��q--I.- rI L f,I� 9bo l n kr Q 0 23 w r 20 Vi tio-Ao.;ckurwi QWR 3E CTION Z,o 110 1-1 N U ll+;FORMATION P Permit Date 8/1/2017 - 6/30/2022 Last Revised 8-22-2015 Certificate of Coverage No. NCG14 0E]00 CERTIFICATION "I certify, under penalty of law, that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing violations." [Required by 40 CFR §122.22] Signature � —LL Date`,SqL t $ Mail Annual Summary Stormwater DMR to the NCDEQ Central Office: Note the address is correct — Central Files is housed in DWR (not DEMLR) N.C. Department of Environmental Quality (DEQ) Division of Water Resources Attn: DWR Central Files 1617 Mail Service Center Raleigh, NC 27699-1617 Central Files Telephone (919) 807-6300 Questions? Contact DEMLR Stormwater Permitting Staff in the Central Office at: (919) 707-9220 Permit Date 8/1/2017 — 6/30/2022 Last Revised 8-22-2015 NCDENR Stormwater Discharge Outfall (SDO) Qualitative Monitoring Report Forguidance on filling out this farm, please visit:hUPUi2ortal,ncdcDc.org/web/1r.11112dgs-stormwater/ Permit No.: N/ Facility NMA' County: j//0/�/D/Q/ or Certificate of Coverage No.: Phone No, Inspectonr udA,A,�, Date of Inspection: 121?O(7-Ok'1 Time of Inspection: 1K :u 5- Total Event Precipitation (inches): _ • ql Was this a "Representative Storm Event" or "Measureable Storm Event" as defined by the permit? (See information below.) [,Yes ❑ No Please verify whether Qualitative Monitoring must be performed during a "representative storm event" or "measureable storm event" (requirements vary, depending on the permit). Qualitative monitoring requirements vary. Most permits require qualitative monitoring to be performed during a "representative storm event" or during a "measureable storm event." However, some permits do not have this requirement, Please refer to these definitions, if applicable. A "representative storm event" is a storm event that measures greater than 0.1 inches of rainfall and that is preceded by at least 72 hours (3 days) in which no storm event measuring greater than 0.1 inches has occurred. A single storm event may contain up to 10 consecutive hours of no precipitation. A "measurable storm event" is a storm event that results in an actual discharge from the permitted site outfall. The previous measurable storm event must have been at least 72 hours prior. The 72-hour storm interval does not apply if the permittee is able to document that a shorter interval is representative for local storm events during the sampling period, and the permittee obtains approval from the local DWQ Regional Office. By this signature, I certify that this report is accurate and complete to the best of my knowledge: (Signature of Permittee or Designee) Krl 'T7! %Jr !-- AN 2 3 201E OWR SECT10N y G UN11 �r.' oR1'�A�1oN p>10CESS.N Pagel of 2 5WU-242, Gast modlFled 7/31/2013 1. Outfall Description: Outfall No. 12.11 Structure (pipe, ditch, etc.} Receiving Stream: ('ipAr Cr iag-u— Describe the industrial activities that occur within the outfall drainage area: 2, Color: Describe the color of the discharge using basic colors (red, brown, blue, etc,) and tint (light, medium, dark) as descriptors: I: c�-r -j A c, T 3. Odor: Describe any distinct odors that the discharge may have (i.e., smells strongly of oil, weak chlorine odor, etc.): _ A0A tt 4, Clarity: Choose the number which best describes the clarity of the discharge, where 1 is clear and 5 is very cloudy: 1 20 3 4 5 5. Floating Solids: Choose the number which best describes the amount of floating solids in the stormwater discharge, where 1 is no solids and 5 is the surface covered with floating solids: 45) 2 3 4 5 b. Suspended Solids: Choose the number which best describes the amount of suspended solids in the stormwater discharge, where 1 is no solids and 5 is extremely muddy: 1 Q 3 4 5 7, Is there any foam in the stormwater discharge? Yes B. Is there an oil sheen in the stormwater discharge? Yes 9. Is there evidence of erosion or deposition at the outfall? Yes No 10. Other Obvious Indicators of Stormwater Pollution: and describe Onn Note: Low clarity, high solids, and/or the presence of foam, oil sheen, or erosion/deposition may be indicative of pollutant exposure. These conditions warrant further investigation. Page 2 of 2 5WU-242, Last modified 7/31/2013 e. STORMWATER DISCHARGE OUTFALL (SDO) - Semi -Annual MONITORING FORM GENERAL PERMIT NO. NCG140000 CERTIFICATE OF COVERAGE NO. NCG14 O Sc " FACILITY NAME: Zt M' c. PERSON COLLECTING SAMPLES CERTIFIED LABORATORY,,,,. �� Lab # Lab f# OPTIONAL INFO: Part A: Stormwater Monitoring Requirements SAMPLE COLLECTION YEAR: ZO L—t SAMPLING ERIOD: ❑✓July -December ❑ January -June COUNTY PHONE NO. (4A2<) (e & ADD TO LISTSERVE? ❑YES e140 EMAIL: DISCHARGING TO CLASS: [-]SA ❑HQW ❑PNA []Trout []tither C 6utf611 Nor :,.. Date Sample � Collected: {mo/dd/yr bR i NO FLOW} p H :' 1{Standard Units) TSS ; {mg/Lj 5 Event Duration In uses} Total , Rainfall [inj Monthly 1V66taririg� Y/n „ - ,f m T # of Months ier. 2 Samphngz r: r l2 -i Zo o fS co 0l �. R 5EOW OXT 1 If "NO FLOW" or " NO DISCHARGE, Enter "NO FLOW" or "NO DISCHARGE" for each outfall here. Please make sure to mark the sample period above. Z If a value is in excess of the benchmark, or outside the benchmark range (for pH), you must implement the Tier 1 or Tier 2 responses in the General Permit_ Tier 2 Monthly sampling shall be done until 3 consecutive samples are below the benchmark or within the benchmark range. TSS benchmark values are 100 mg/l, except when discharging to ORW, HOW, Trout, and PNA waters where they are 50 mg/I, °For each sampled measurable storm event the total precipitation must be recorded using data from an on -site rain gauge. Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11 Page 1 of 2 JJEM AQUEOUS SAMPLE COLLECTION/LAB REPORT FORM (NC CERT 482) Regulated by NCDENRIDWO-Groundwater suction To assign test, label shaded area with sample type (C=composite; G=grab) 1Y. CHAIN OF CUSTODY LOCATION COUNTY SPECIAL INFORMATION :- ID NO. INITIAL TEMP oC GRAB sample time 144 • Y S COMP start sample ticne COMP end date/ time - r.,iy00j7El1'.iY�':. .♦ -� '7 er.,t1 s'- .,e�iOQL:I_E\.2,. .'.. TEMP ,g,RFC..i IPT:— °C, NOTE: THE ABOVE TEMP INDICATES THE TE1✓iP. FOR ALL CONTAINERJSf WITHIN. r40TE: THE ABOVE TFrvtP INDICATES THE TEMP. FOR ALL CONTAINER(S) WITHIN. AMMONIA SAMPLES PRESERVED WITH H,SO4, pH=<20 __ _ _YES NO AMMONIA SAMPLES NEUTRALIZED WITH Na2S03, CI=< 0.1 r______ _ YES No FECAL SAMPLES PRESERVED WITH Na3SO3i CIW< 0.1 YES NO COLLECTED BY: At L SAMPLES COLLECTED AND PRESERVED A T TIME OF COLLECTION IN PLASTIC CONTAINERS UNLESS NOTED OTHERWISE BY: RELINQUISHED BY DATE 1 TIME RE C VED BY SPLIT SAMPLE(SI INFO u ,r er, •a d• :alp ;1]A�TE ;.:iNiT'L l - COLT cfu1100ml BOO ppm TSS ppm . Z NH3 ppm COND umho TURB ntu MLSS ppm MLVSS ppm ALAKAUNITY nnm By the above signature I certify that all information is accurate to the best of my knowledge. COMMENTS 'PA-- NCDENR Stormwater Discharge Outfall (SDO) Qualitative Monitoring Report Fbrguidance on filling out this form, please visit. blrp:./.lpor.tal,ncdenr.org/web/lr/npdes-stormwater/ Permit No.: Facility Nat County: � L/L. /io/Q/-0/v/ or Certificate of Coverage No.: lV/C/G/_/_/_/_/_/_/ Inspector: LA Date of Inspection: Q?,i 1 .?A 0 • T Time of Inspection: Total Event Precipitation (inches): Phone No. Was this a "Representative Storm Event" or "Measureable Storm Event" as defined by the permit? (See information below.) [Yes ❑ No Please verify whether Qualitative Monitoring must be performed during a "representative storm event" or "measureable storm event" (requirements vary, depending on the permit). Qualitative monitoring requirements vary, .Most permits require qualitative monitoring to be i performed during a "representative storm event" or during a "measureable storm event." However, some permits do not have this requirement. Please refer to these definitions, if applicable. A "representative storm event" is a storm event that measures greater than 0.1 inches of rainfall and that is preceded by at least 72 hours (3 days) in which no storm event measuring greater than 0.1 inches has occurred. A single storm event may contain up to 10 consecutive hours of no precipitation. A "measurable storm event" is a storm event that results in an actual discharge from the permitted site outfall. The previous measurable storm event must have been at least 72 hours prior. The 72-hour storm interval does not apply if the permittee is able to document that a shorter interval is representative for local storm events during the sampling period, and the permittee — obtains approval from the local DWQ Regional Office. By this signature, I certify that this report is accurate and complete to the best of my knowledge: (Signature of Permittee or Designee) JAN 2 0WR SECTION 'IrnPWTIMrl PROCESSING UNIT Pagel of 2 5WU-242, Last modifted 7/31/2013 1. Outfall Description: Outfall No. 11- t Structure (pipe, ditch, etc.) -pqjc- Receiving Stream: G\QAi- CQQev _ Describe the industrial activities that occur within the outfall drainage area: MAc64 nonClC4- orydw4j,-..30 2. Color: Describe the color of the discharge using basic colors (red, brown, blue, etc.) and tint (light, medium, dark) as descriptors: -&tAA 3. Odor: Describe any distinct odors that the discharge may have (i.e., smells strongly of oil, weak chlorine odor, etc.): 4. Clarity: Choose the number which best describes the clarity of the discharge, where 1 is clear and 5 is very cloudy: 0 2 3 4 5 S. Floating Solids: Choose the number which best describes the amount of floating solids in the stormwater discharge, where 1 is no solids and 5 is the surface covered with floating solids: 0 2 3 4 5 6. Suspended Solids: Choose the number which best describes the amount of suspended solids in the stormwater discharge, where 1 is no solids and 5 is extremely muddy: 7, 8. 1 Z) 3 Is there any foam in the stormwater discharge? 4 5 Yes Is there an oil sheen in the stormwater discharge? Yes 9. Is there evidence of erosion or deposition at the outfall? 10. Other Obvious Indicators of stormwater Pollution: List and describe Yes Na Note: Low clarity, high solids, and/or the presence of foam, oil sheen, or erosion/deposition may be indicative of pollutant exposure. These conditions warrant further investigation. Page 2 of 2 SWU-242, Last modlfted 7/31/2013 '. j A STORMWATER DISCHARGE OUTFALL (SDO) - Semi -Annual MONITORING FORM GENERA! PERMIT NO. NCG140000 CERTIFICATE OF COVERAGE NO. N CG14 Q 0 r) t1 FACILITY NAME: V:!AAS -')A%._�_ eAnp.; -Mt,r 771Ar PERSON.COLLEcriN6 WAPLE5 �Jt&jAf CERTIFIED.iABORATORY,3 v . Lab # Lab # OPTIONAL. INFO: Part'A: Storrnwater Monitoring Regitiremerits SAMPLE COLLECTION[ YEAR: t`I SAMPLING PERIOD: ❑ July -December 0january-June COUNTY PHONE NO. ADD TO USTttRVE7. [JYES'F- jN0 EMAIL DISCHARGING TO CLASS: 05A ❑HQW ❑PNA Drout _2brther_� Or �., .,..0rktx; ...•,."t�Y�:fr;a,,ti,'ii !cN�sEi1.i-"_•`_._��;`i1.G:?fl7,� ,�.f:! .eamoIe:` llc ` Oi�-1�t-��uu�"�3l�.�,�.". rri'^,n*7f��♦oTMT j}rr.-Gd.RFrLjd. O,IiYWs r j%r- f,`� ';_'. OR MOM,ax„:ham .,.-x`J. w4.�(•>Sy-Yt'E4+Ta+ififnrnt[�'�dt! ,sa}rds �xLtdio"'`'N` ir H ir= irce,�l ' i x �r(mj^Jsg.'1 /aLv�j _ ei�ry' .-, ��i.Y�w+_, � 1_i�z`t .�x.,.%S+rr•e..i-..it:.^.aria.c�':iti-:'�==�-.%.Y�...�-�:Lip].�..",.i'�...N...+ux..Re�'u..1y'n1.-i...va"3�er t' ,«"`�b�.m - fr'3.lik�•tiln::+Uft. iae"�Sn�.�B- ne -ay' F.r.�Il Rs.�,,� La�niaazLl°-y{-,„..i� ,.�xr T:�t` g) ai LnT�¢ j � :Moritonn A.fir.�.. ..c?}.u?�.IMrt�s ro�ntr> hirL:.ttyi_ k.T fiar1.M A • ..... .r�. � r. Nj.�!CoS oa1mi,ns"at.L:p^'h1 r hr1.savnE.�Pik rg�-aJr- .3k��ri5f#,�r-Ri%,�-o.�•W y�2 csr,xt.:vi,�.i�s�`T.�.�'t 1;:'.inwii ri•�'�. .7 ,.M. -_..v.'vw�., :W. tia-}.i�a4+N�r:iF: �yyli� � ^'.S,f ;Tk.. �.:� r. ..�. «4.. MR i"p S_i i1 '�� .x.. :!,: �.,r. r.,-�.. ::a. A.f'.yre ` `.�.y' _ •c�u:v'.�[ � 'a•.,.a:-�...l..r.�. _'i�. 3-: :r i. , i:�' tiG.7i:'j.. "':.:`?�iZ. .,, a.. . L...,.. �:::2n:�v �T]` !It'd ,��rrY S>�._.. ,.'. �,.r.-� �x���'��: r- Y � - 1� ,_x..»,r.�... '1�1W;+� Y:^.• �•� v`. 1. "yi�'�J' Y�.< __.C-....cn_r.:..•,�1.�. 1 If "NOTL.OW" or "NO DISCHARGE, Enter "NO FLOW" or "NO DISCHARGE" for each outfali here. Please make sure to iiiark the sample period above. z If:a value is in excess of the;bekhmark, or outside the benchmark range (for pH), you must implement the Tier 1 or Tier 2 responses in the General Permit Tier 2 Monthly sampling shall be.done until 3 consecutive samples are below the benchmark or within the benchmark range, s TSS benchmark values are 100 mg/l, except when discharging to ORW, HQW, Trout, and PNA waters where they are So mg/I. `Far each sampled measurable storm event the total precipitation must be recorded using data from an on -site rain gauge. Permit Date:3/1/2011-60/30/2015 Last Revised 7/13/11 Page 1 of 2 l` Part B: Vehicle Maintenance Activity Monitoring Requirements for facilities using > 55 gal of new motor oil/month — averaged over a calendar year. r J- •k a,�'. .l.�lie «ry y.. .. rl: �,,�p� c '• "'l'r; 41;'m� ..k ur Outfall4 „ir . r49.e r,.. r�_4�:;- ;,,' J�Vto.,, :��„.. r u,x;cc - w yy��A+yam b t,1 �� M1.C.'r 'e+�' I: nv�;�-..�.�.•:�,�'1- ^f r.�"'r` ar.:n': i.k'f' d�-5. _4� �µ� 1 fir, �, �Y+iG �l: 1 .,42_.�i l S. . - r Y .., 3-P:,'7r,. a^s. s; „Date:Sam lei'iy ,I? 9 �} 4 +k�'Y,-+� w{k��m�cCa"aToo,`.s^Il-l"de`aic.rnt.' le.-7dr.{r.f''�1 k4�.; d ax .�as.r r�,r fi';5�1v!,�= �!':� �.. .� . ..t%ii� s-��5r�i�,�.r��'a'�i`�'.•,6`r9��?�F•»�',:._5'?I;s��w.�,%15,x'�;a�.a�a:,.5.'.:�tL�� �c,.r.. ,.. .. Yivam ..7.a"ui'r7T' � -wry 99tl'� 'qn. : ..14.y„'!' eYo.Y -=� • - rk,-:+YR�: A�. -•'1=. .0 �_'.vN+..:G'�t.'y_ _ _ w ••`,.s �- x pH a.,r;ky f,K I(Stanclara � '{fir•(, 1, :C.# 4C, z-'?,�: ��k:•� .�3=i:U. . nI-t�S_�,�1, g r.�. �:'M,, i l(.� ; Sl .'M,r ....... "h: 1i.'^ •. ro c n' .^F 'J• ,>'. �i�'�.i` S '€X 4' _.yc '� h j1s ,.�� � K[. _ ��..W.. 1.+ It?,p .�Q.r ;4.tir,^J4.�. ` R t;..f m .�' 4 i :... �TPH usrngmethodl 1 :1'S� i, 3T+`F rnr " s:,'Jbb4ASGT HEM C:. ter."k,�. �. �.•v�v�FJ, •a•'_ , Pr.c.- f;ry.vt. aY,'i''S,': �{ m g,rlaL:..'+) y, � y ,.:., `.;. w _ '= • 1. y�-:l-'� Fk�'r Y'." .1�. h' ?�•T tE:'i' - �: , y -5 cam. "rr= h� � .t.p ,,.�_Y � t •r�Lrt � V Y �e� rtir C.5�� F .4 P� �. M.:.Yi>7 f. i Yw `_i-Hf '' = •.1� , ...x _ Y,-_r,`. Y�. ra 3`.r TotaE55us ended' .'gip .I� N4K+•Ss:iA ..�..i, + { �i�Solids ..>.. ={r t,. :✓,7? }r i.:: Yz- ,vn- :'x'. . �i 9"�.3, f�.:i,Fn (m��.gL; /amL1};.-.'s„.Tt,'�y,�� .-N�S�?' ? 1 �x4•:c�..�-•,-fe _`�a.c" Ss :7.3 x#:' ; Ll" ''^F+ -«fir. 1 2•i' �;� [.�10a,7-.�;}�•..:Y,Ns`,��,''ri��"s:��'n.;,.ks:•.,1i�a���,,r �,: .__ r.. + +. � F;. � F.:.r}� "7 t �g �T YnJ.��.. r:.* } t. 'ti^Li.."�'i;:'SQ'S.�v rrr ?. 1 43 - ; �e ,'*Event" k f:>.V. n� ::�✓��' �� '•Duration -; IC.'f^y �- 4. r<._,r»'; r+'-.+?:"� r£a7''�s {'m l,n: �G t.er5 .-r G.i:i�;:S• ,z. • �k..• �..��i.rS'N:-�5 r r:«kP.: l:-'rR' # r 1 w�er.&r � h ..^'4 1 'G`. •. t J •'�„F��[_1 I�...yh4 }�} .,.r.i 'I'�i. r -. �':5'<'kJ a y .v.''� ls- . � F.r,....,_ r. r y,�-+,.1 �:r,Taial'w , fi fir. �= ri ,�3 a: v. U l` RainfaEl,�. �.Jj�.�1;..p1.m."1 3 r!v�,:, ..�.�_.w- � +.� RS' � .�r & F4 . .���';'+V•.�I , -��( �: _.�:ir� �is:cs...'� - . �'' 4i. ^l �` b„4.�..N "'i2 y' ,ice-4:�•-'r � 9 ..,✓�c;.. r.i.:.-.. �v,y,�i,'� .. ]' ..5t ii•'r.: -.... sr:'�s' �lVewMatori0il�,-� Ir,. �w ^ W]..:w Jr'3 b _ -� *t�sa e. ? .. ...'k;y Igr. .i4�i . 4�;&•.1: 1....��..W 1��ti...r.:�`� V'•. J`5: i.Y:�'���!S : r ,�!, •s�, tF� in:.,.";.��_,ed:« .x '1 "F•=•- .. s"i - r�.'"h�+ • }. �r'V� ±1 ,t�+r'.ii*. S'�iavY+.ir ir..f- ?�!.: �+�� .,M!In`Fiei�'Zll" f ? _a€1#.of#Months- i rM�l�thl S r - '� �:�y�,�r't zf.?o.•;v....ti .:n � �" S � '°i �• i'.ir °.�rw -� "• ,u>;��Y: -•, L , r::� ;rm: • .. -_� .1'*.ua� ..T..r*3w.. V ..+✓d! �� ,,y,� -,-.b. lyn:^�• .: y..., 'a ry5•'w4[.� r f_ •y!, �,;MI VIP, t.� �_ Lx.�_: '�!k r:t K'ia ti"fi%r, '�';z� ,icy.. _ �:,•r1�.�',,��I.v4x:aa HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDENCES AT ANY ONE OUTFALL (INCLUDING VEHICLE MAINTENANCE)? YES ❑ NO L2' HAVE YOU CONTACTED THE REGION? YES ❑ NO ❑ REGIONAL OFFICE CONTACT NAME: Mail Original and one copy of this DMR (including all "No Flow" & "No Discharge" reports) within 30 days of receipt of sample (or at end of monitoring period in case of "No Flow') to: Division of Water Quality Attn: DWQ Central Files 1617 Mail Service Center Raleigh, North Carolina 27699-1617 YOU MUST SIGN THIS CERTIFICATION FOR ANY INFORMATION REPORTED: "I certify, under penalty of law, that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete :714.dow,, ware that there are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing violations." G -...� JLC� _.., ..,.,... _.... +� (Signature of Permittee) (Date) Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11 Page 2 of 2 JJEM AQUEOUS SAMPLE-COLLECTION/LAB.'REPORT FORM:(NC CERT 482) Regulated by NWENRIDWO-Groundwaterseetlon To assign test, label shaded area wlth sample type (CFcomposlte; G=grab) KINGSWAY•READY MIX CHAIN: OF CUSTODY LOCATION COUNTY SPECIAL INFORMATION ID NO. 66317 INITIAL_ TEMP °C - GRAB samOto time COMP start sample time COMP end datel.time ii r �W'c�Y1• 9 S� 1 wt..-�_zsri �1yh ��ZL3c� {f ;�}Z°���.r,,3r.'T?1y4�i:�t"rix $� S }• �C<�3 [ y�Fl. CYa�,F�Yi�r4[;i.`." 37t4 , r 6�t'., •. S`tti :CG �. f -f K f?v�W ar rLGp �''i4-a q''}rF W .�',Yca i xo^.: '(y fY 1' CC}OLIR4:,.. s::+�t�' .,'i? T 1�'a'[ �1' i t, Y i 1t5ti" x l r4r..�.'�OI=:Er 'TENtP @RECEIPT; °C NOTE: THE ABOVE TEMP INDICATES THE TEMP. FOR ALL CONTAINER(S) WITHIN. TEMP ORECEIPT: cC NOTE: THE ABOVE TEMP INDICATES THE TEMP. FOR ALL CONTAINER(S) WITHIN, AMMONIA SAMPLES -PRESERVED WITH H2'SO4, pH=<2.0 Y�s:NO AMMONIA SAMPLES NEUTRALIZED WITH Na2SO3, Ci=< 0.1 -'ES NO FECAL SAMPLESPRESERVED WITH N%$03, CI=< 0.1 YES NO__X_ COLLECTED BY. JUDY TUTEN ALL -SAMPLES COLLECTED AND PRESERVED AT TIME OF COLLECTION IN PLASTIC CONTAINERS UNLESS NOTED.OTH RWISE DY.• 'RELINQUISHEDBY DATE I TIME RECEIVED BY SPLIT SAMPLE(S) INFO JUDY TUTEN 4/3/2017 131.0 LS �l-F .r 1 r� 1?IISI�I. SSE�u„ :Ft tr }r �T'.�'�- "iry-�tt 1p .�cEl �JvN,,y�1f(] �. .. t�%. - 1 � �µFS ;TNy, .. i]i- ��. � w�:�1-p.;irA. ti:.' �''.�G"-_yy:�{' � -'•� iC': J ,�A, �J" i v7 9Y �%2;7:1 .'A`Y:K 1`'yF1`1��= �jr - 1€'f�;..y:a t [{. �[tj,.•• • .�.�... .. � �}J�,��T.E�`, :-< - ri'� y����1]t;L},��I•�'� P. COL cful1 I SOD ppm TSS ppm 146 4/312017 LS NW,:ppm COND umho TURB ntu MLSS ppm MLVSS ppm ALAKALINITY gnm By the, above signature I Certify that all Information is accurate to the best of:my..knowledge. COMMENTS VA NCDENR Stormwater Discharge Outfall (SDO) Qualitative Monitoring Report Forguidance on filling out this form, please visit: bttp:.I.Iporlal,ncdenr.org/webllr/npdes-stormwaterl Permit No.: N/C V-L1A/Q/Q -Q/D/ or Certificate of Coverage No.: Facility Name: fi..:kk. L40j, ffii%, ZAc. County: -.lone Date of Inspection: lo. _T.._5. ? o J-1 Time of Inspection: t4 :.;0 Total Event Precipitation (inches): L • 75" Phone No. Was this a "Representative Storm Event" or "Measureable Storm Event" as defined by the permit? (See information below.) Yes ❑ No Please verify whether Qualitative Monitoring must be performed during a "representative storm event" or "measureable storm event" (requirements vary, depending on the permit). Qualitative monitoring requirements vary. Most permits require qualitative monitoring to be� performed during a "representative storm event" or during a "measureable storm event." However, some permits do not have this requirement. Please refer to these definitions, if applicable. A "representative storm event" is a storm event that measures greater than 0.1 inches of rainfall and that is preceded by at least 72 hours (3 days) in which no storm event measuring greater than 0.1 inches has occurred, A single storm event may contain up to 10 consecutive hours of no precipitation. A "measurable storm event" is a storm event that results in an actual discharge from the permitted site outfall. The previous measurable storm event must have been at least 72 hours prior. The 72-hour storm interval does not apply if the permittee is able to document that a shorter interval is representative for local storm events during the sampling period, and the permittee obtains approval from the local DWQ Regional Office. By this signature, I certify that this report is accurate and complete to the best of my knowledge: C�. (Signature of Permittee or Designee) JAN 2 3 2m Page 1 of 2 DWR SECTION IN70R�ATInN PpOrFSSING UNIT SWU•242, Last modified 7/31/2013 1. Outfall Description: Outfall No. io%-1 Structure (pipe, ditch, etc.) Receiving Stream: CkLAZ C Describe the industrial activities that occur within the outfall drainage area: i' 2. Color: Describe the color of the discharge using basic colors (red, brown, blue, etc.) and tint (light, medium, dark) as descriptors: 3. Odor: Describe any distinct odors that the discharge may have (i.e., smells strongly of oil, weak chlorine odor, etc.): _110r 4. Clarity: Choose the number which best describes the clarity of the discharge, where 1 is clear and 5 is very cloudy: 1 0 3 4 5 5. Floating Solids: Choose the number which best describes the amount of floating solids in the stormwater discharge, where 1 is no solids and 5 is the surface covered with floating solids: 0 2 3 4 5 b. Suspended Solids: Choose the number which best describes the amount of suspended solids in the stormwater discharge, where 1 is no solids and 5 is extremely muddy: 7. 1 0 3 Is there any foam in the stormwater discharge? 4 5 Yes 09) Is there an oil sheen in the stormwater discharge? Yes G 9. is there evidence of erosion or deposition at the outfall? 10. Other Obvious Indicators of stormwater Pollution: List and describe Yes 6° Note: Low clarity, high solids, and/or the presence of foam, oil sheen, or erosion/deposition may be indicative of pollutant exposure. These conditions warrant further investigation, Page 2 of 2 5WU-242, Last modified 7/31/2013 J STORMWATER DISCHARGE OUTFALL (SDO) - Semi -Annual MONITORING FORM GENERAL PERMIT No. NCG140000 CERTIFICATE OF COVERAGE NO. NCGrr14 Q FACILriY NAME: `/l �L �u L 1fi/M.`L---CAC_. PERSON COLLECTING SAMPLFSI, I; ,.4:.ivt tp _ CERTIFIED LABORATORY Lab # Lab # OPTIONAL INFO: Part A: Stormwater Monitoring Requirements SAMPLE COLLECTION YEAR: ?::zQ1-71 SAMPLING PERIOD: ✓[duly -December ❑ January -June COUNTY JA / &X &so.J� PHONE NO. (21 }- (c4k-j-_ B6(, ADD TO USTSERVE? [-]YES PaO EMAIL: _ DISCHARGING TO CLASS. []SA ❑HQW ❑PNA []Trout ['Other L ;-- <� Outfall{Na f T >,sJateSample z�Coifee ecE rs;A �y mo/dd/,YrOR tl�,.c M1S>.vo�Yowj ,� slrv� `,�:��r t p {Standard �, ° ° rm�}`;:;;r w � � � .,��ion «i� -'•. p. J r 5� J +' 5,;ss -"d{ntEnutesj � S' rv, K t3 S' - r : r.,+ ,. Rainfall ��Inj � � �a rr, h. £ s In Tier 2 t 4,� hllomtormg?c � 64s�w.F R Y i�;In}. i 5'�n - z � Y f , •; ... # of MoRths�iq�Ter„ k1 r F ww t� a f : �2Sampl�ng .',-: �.,;r,�- �.w:-,•;._.��;�. '.�,' �! •C l"I" :�� ;-•......, .,�. .fir: [n:i s _ z3 i4 �tx ?,-. ;y,...: 'r G 9 a -:�w, - ;:t�:rc=.� IUO - r ."^r.�w,.,n-: �..,n, .. r :_l�;.r7' �Fr � r t ls•-1 _ &.:.ati_ryy :L '. ! F I �, {1-c"r-n'. :"Gs.°L-::-In.�C:.7n•.Y• ;., ;�K .�w r i �u,.l ti.rw:Y_%f�-i.a_._ nv�i�::�r.^. .:�y_ 4� y l �y 5��na sa.. •,4 3w-. 101 to LZ,2, I-zon 15 l2 1 If "NO FLOW" or "No DISCHARGE, Enter "NO FLOW" or "NO DISCHARGE" for each outfall here. Please make sure to mark the sample period above. 2 If a value is in excess of the benchmark, or outside the benchmark range (for pH), you must implement the Tier 1 or Tier 2 responses In the General Permit; Tier 2 Monthly sampling shall be done until 3 consecutive samples are below the benchmark or within the benchmark range. 3 T55 benchmark values are 100 mg/l, except when discharging to ORW, HQW, Trout, and PNA waters where they are S0 mg/I. `For each sampled measurable storm event the total precipitation must be recorded using data from an on -site rain gauge. Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13111 Page 1 of 2 JJEM AQUEOUS SAMPLE COLLECTIONAAB REPORT FORM (NC CERT 482) Regulated by NCDENRIDWO-Groundwater section To assign test, label shaded area vith sample type (C=composite; G-grab) WOI e AA 1k MI CHAIN OF CUSTODY LOCATION COUNTY SPECIAL INFORMATION a;ctis443i. i D NO. INITIAL TEMP oC GRAB Sam ]a time COMP start sam le time COMP end date/ tlmo i ..�.. COOL:ER#2 TEMP @RECEIPT., ` UC NOTE: THE ABOV1= TEMP INDICATES THE TEMP, FOR ALL CONTAINER(Sj WITHIN. TEP:1r' Q`R(Ct�IPT:__-- —Oc NOTE: THE ABOVE TEMP INDICATES THE TEMP. FOR ALk- CONIAINER(SI WITHIN, AMMONIA SAMPLI ES PRESERVED WITH H2.SO,, pH=<2.0 YES NO._..__ AMMONIA SAMPLES NEUTRALIZED WITH Na2SO,, CI=< 0.1 --YES NO — FECAL SAMPLES iPRESERVED WITH Na2SO3, Cl=< 0.1 —.--YES NO COLLECTED BY: ALL SAMPLES COLLECTEDAND PRESERvEDAT TIME OF COLLECTION IN PLASTIC CONTAINERS UNLESS NOTED OTHERWISE BY:^ RELINQUISHED BY DATE I TIME RECEIVED BY SPLIT SAMPLE(S) INFO u- E ' ANAE YSES t `«RESULTS', RI SULTS :?DATE ,., INIT'L F. COLI efu/70dml ~ _ BOD ppm TSS ppm NH, ppm j COND umho TURB ntu MLSS pprn MLVSS ppm t ALAKALINITY— Onrn By the above signature L certify that, all Information is accurate to the best of my knowledge. COMMENTS NC®ENR Stormwater Discharge Outfall (SDO) Qualitative Monitoring Report For guidance on filling out this form, please visit: http:f /portal.ncdenr.org/web/lr/npdes-stormwa er/ Permit No.: N/C/G/-L/cA /z/!]/p/0/ or Certificate of Coverage No.: N/C/G/_/—/_/_/_/_/ Facility Name; County: ,Z Inspector: Date of Inspection:CJW1t- Z77 2olt,. Time of Inspection: tit: 5 0 Total Event Precipitation (inches).,5 Was this a "Representative Storm Event" or "Measureable Storm Event" as defined by the permit? (See information below.) 0Yes ❑ No Please verify whether Qualitative Monitoring must be performed during a "representative storm event"or "measureable storm event" (requirements vary, depending on the permit). Qualitative monitoring requirements vary. Most permits require qualitative monitoring to be performed during a "representative storm event" or during a "measureable storm event." However, some permits do not have this requirement. Please refer to these definitions, if applicable. A "representative storm event" is a storm event that measures greater than 0.1 inches of rainfall and that is preceded by at least 72 hours (3 days) in which no storm event measuring greater than 0.1 inches has occurred. A single storm event may contain up to 10 consecutive hours of no precipitation. A "measurable storm event" is a storm event that results in an actual discharge from the permitted site outfall. The previous measurable storm event must have been at least 72 hours prior. The 72-hour storm interval does not apply if the permittee is able to document that a shorter interval is representative for local storm events during the sampling period, and the permittee obtains approval from the local DWQ Regional Office. By this signature, I certify that this report is accurate and complete to the best of my knowledge: (Signature of Permittee or Designee) Page 1 of 2 SWU-242, Last modified 7/31/2013 1. Outfall Description: outfall No. Ito- i Structure (pipe, ditch, etc.) A46,3 Receiving Stream: CjQAP_ a-L� _ Describe the industrial activities that occur within the outfall drainage area: RQAciL, M; Vail 2. Color: Describe the color of the discharge using basic colors (red, brown, blue, etc.) nd tint (light, medium, dark) as d6scriptors: r 3. Odor: Describe any distinct ado s that the discharge may have (i.e., smells strongly pf oil, weak chlorine odor, etc.): 4. Clarity: Choose the number which clear and 5 is very cloudy: 1� 2 best describes the clarity of the discharge, where, 1 is 3 4 5 S. Floating Solids: Choose the number which best describes the amount of floating so the stormwater discharge, where 1 is no solids and 5 is the surface covered with floating sol DJ 1 2 3 4 5 6. Suspended Solids: Choose the 6umber which best describes the amount of suspel solids in the stormwater discharge, where 1 is no solids and 5 is extremely muddy: 1 3 4 5 7. Is there any foam in the stormwater discharge? Yeses 8. Is there an oil sheen in the stormwater discharge? Yes 9. Is there evidence of erosion or deposition at the outfall? Yes 10. Other Obvious Indicators of Stormwater Pollution: List and describe ids in ds: Note: Low clarity, high solids, and/or the presence of foam, oil sheen, or erosion/deposition i may be indicative of pollutant exposure. These conditions warrant further investigation. Page 2 of 2 SWU-242, Last modified 7/31/2013 I%t.S7Z> STORMWATER DISCHARGE OUTFALL (SDO) - Semi -Annual MONITORING FORM GENERAL PERMIT NO. NCG140000 CERTIFICATE OF COVERAGE NO. NCG14_2 Q Q 0 FACILITY NAME: `Il ' �ic��► PERSON COLLECTING SAMPLES L eL.*Cn _ `eL,,re,. CERTIFIED LABOitATORY%_).1rv4- i Lab # Lab # OPTIONAL INFO: Part A: Stormwater Monitoring Requirements SAMPLE COLLECTION YEAR: SAMPLING PERIOD: ❑ July -December January -June COUNTY__._ PHONE NO. (-} Id41.3f3CoG ADD TO LISISERVP ❑YES G2KO EMAIL: - DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA []Trout Qbther G s �•2 � .. ? Qut#aIl nto. t - i hTT''ryyr�pp ti5t.�:J�:ii-:`1�_. W'Y`aa•kF. bl� I' �,. 'zDaT�""teSam Z�� / �'� ikk y r '1Lki&1€ (�dw�!!• 1 �i .;�-^_. r�.r_ �1.3+n "',Y S n + (StanrJardr y-. -ry LlnEts a. t"L . r+M�u%t�� .�..c.�i.f.+1 �y YN' __ ���r s' , +'-? •(rng/L•) i 3 r h�.;.a rt4-y,�.' +:I V4�i^il^.sG� [jjKLs O�..+ iT t , to [3iiratio r �3t:rtr� �.1F' rnlnUte5) . 'r,drs r p'`@k 2q .� .kr: �S` - 'A3- ._ �Z. �., •.. � _ir�tai r W der ` —, al,nfaEl< �r •, il[1 y 'i'5 - �t''yyyNttt''g y} ry w�� In Tier„2' jV onthly .q :5,mi�, OiiltOrin v;�''•js ! I � #,of;Mon, s•, miser;, 2 5am Iln e �',�,'�i��•i°�, 3 „ M ��ari •. Yf L�_ Yi+C1..�!'.�-'. 4'n «�ee+ .U�'(� z�t H•aF4r.i .t.�,}ff 9�#^t:SNf:•.". . �i�.r,.Y�e.PTw: -`Si-S�3 .+. 'f`I j�ifLi=.�M R Fr � f % rn�� �F73h d y• _ f 1 If "NO FLOW" or N0 DISCHARGE, Enter "NO FLOW` or "NO DISCHARGE" for each outfall here Please make sure to mark the sample period above. 1 tf a value is in excess of the benchmark, or outside the benchmark range (for pH), you must implement the Tier 1 or Tier 2 responses in the General Permit. Tier 2 , Monthly sampling shall be done until 3 consecutive samples are below the benchmark or within the benchmark range. a TSS benchmark values are 100 mg/I, except when discharging to OitW, HQW, Trout, and PHA waters where they are 50 mg/1. 4 For each sampled measurable storm event the total precipitation must be recorded using data from an on -site rain gauge, Permit Date: 7/1./2011-60/30/2015 Last Revised 7/13/11 Page 1 of 2 JJEM AQUEOUS SAMPLE COLLECT)ONAAB REPORT FORM (NC CPRT 482) Regulated by NCDENRIDWO-Groundwater section To assign test, label shaded area with sample type (C"composits; Grab) �,'I f) 8A + t CHAIN OF CUSTODY LOCATION. COUNTY SPECIAL INFORMATION INITIAL TEMP o` GRAB sample time COMP start sample time COMP end ' date/ time ay L' TEMP @RECEIPT °C NOTE: THE ABOVE TEMP INDICATES THE TEMP. FOR ALL CONTAiNER(S) WITHIN. TEMP ORECELPT' °C NOTE: THE ABOVE TEMP INDICATES THE TEMP. FOR ALL CONTAINER(S) WITHIN. AMMONIA SAMPLES PRESERVED WITH H2SO4, pH=<2.0 YES NO AMMONIA SAMPLES NEUTRALIZED WITH Na2SO3, Cl=-0.1 YES NO � FECAL SAMPLES PRESERVED WITH N8zS03, CI=< 0.1 ES: NO ECTED SY:, 4 .tMPLES COUEC7W AND'PRESERVED AT TIME OF COLLEC17ONJN PLASTIC CONTAINERS UNLESS NOTED 07HERMSE BY: RELINQUISHED BY DATE 1 TIME RECEIVED BY SPLIT SAMPLE(S) INFO f to Z7 / : p ng BOD ppm . T$S ppm L.S NH3,.ppm COND umho TURB1ntu MLSS,pprn MLVSS ppm lay the above sEgnature I certlfy that all information is accurate to the best of my knowledge. COMMENTS AF-,W� . C�0" 'a `f NCDENR Stormwater Discharge Outfall (SDO) Qualitative Monitoring Report Forguidonce on filling out this form, please visit: litt //I)ortaLncdeni-.org/web/Ir/npcit s-storrnwater/- Permit No.: N/C/Ca/ 1 /u/Q/00/o / or Certificate of Coverage No.: Facility Name: MLI , --VA f . County:.-L�d� S7 J_ ... Phone No. Inspector: 1 LANT A Date of Inspection:c��nr Time of Inspection: (Dq . AU Total Was this a "Representative Storm Fvent" or "Measureable Storm Event" as defined by the permit? (See information below.) Yes ❑ No Please verify whether Qualitative Monitoring must be performed during a "representative storm event" or "measureable storm event" (requirements vary, depending on the permit). Qualitative monitoring requirements vary. Most permits require qualitative monitoring to be performed during a "representative storm event" or- during a "rneasureable storm event." However, some permits do not have this requirement. Please refer to these definitions, if applicable. A "representative storm event" is a storm event that measures greater than 0.1 inches of rainfall and that is preceded by at least 72 hours (3 days) in which no storm event measuring greater than 0.1 inches has occurred. A single storm event may contain up to 10 consecutive hours of no precipitation, A "measurable storm event" is a storm event that results in an actual discharge from the permitted site outfall. The previous measurable storm event must have been at least 72 hours prior. The 72-hour storm interval does not apply if the permittee is able to document that a shorter interval is representative for local storm events during the sampling period, and the permittee obtains approval from the local DWQ Regional Office. By this signature, I certify that this report is accurate and complete to the best of my knowledge: (Signature of Permittee or Designee) Pagel or2 SWU-242, Lasr modified 7/31/2013 I. Outfall Description: Outfall No. I S• -z_ Structure (pipe, ditch, etc.) „ , ✓ nw c "- Receiving Stream: _ C I v are. C-Z isr- t4 Describe the industrial activities that occur within the Outfall drainage area: _::F-Ze,, r' !V\\[cot C 0 e, Ae- p'; O S& 2. Color: Describe the color of the discharge using basic colors (red, brown, blue, etc.);and tint (light, medium, dark) as descriptors: U 3. Odor: Describe any distinct odors that the discharge may have (i.e., smells strongly,bf oil, weak chlorine odor, etc.): on e-- I 4. Clarity: Choose the number which best describes the clarity of the discharge, where 7 is clear and 5 is very cloudy: 2 3 4 5 5. Floating Solids: Choose the number which best describes the amount of floating solids in the stormwater discharge, where 1 is no solids and 5 is the surface covered with floating solids: 0 2 3 4 5 G. Suspended Solids: Choose the number which best describes the amount of suspended solids in the stormwater discharge, where 1 is no solids and 5 is extremely muddy: 1 . (T 3 4 5 7. Is there any foam in the stormwater discharge? Yes S. is there an oil sheen in the stormwater discharge? Yes 9. Is there evidence of erosion or deposition at the outfall? Yes No 10. Other Obvious Indicators of stormwater Pollution: List and describe Note: Low clarity, high solids, and/or the presence of foam, oil sheen, or erosion/deposition may be indicative of pollutant exposure. These conditions warrant further investigation. Page 2 of 2 SWU-242, Last modified 7/31/2013 STORMWATER DISCHARGE OUTFALL (SDO) - Semi -Annual MONITORING FORM GENERAL. PERMIT NO. NCG140000 CERTIFICATE OF COVERAGE NO. NCG140 O O 0 FACILITY NAME: V:nnO,. Lj '?4Ljrij_ Wof ! PERSON COLLECTING SAMPLESL� >a r1a_�_rxCSoD_ CERTIFIED LABORATORY,_] « .&_A LNd4%, 4 Lab # ��]"? (o 3 _ Lab # OPTIONAL INFO: Part A. Stormwater Monitoring Requirements SAMPLE COLLECTION YEAR: _2x-) I '� SAMPLING PERIOD: 0 July -December �❑ January -June COUNTY �rndeXSo J PHONE NO- (I'._._).C,040 ADD TO LISTSERVE? [-]YES PNO EMAIL: DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA ❑Trout [Other C_ OutfaEl-No. Date Sample Collected (mo/dd/yr OR t NO FLOW} pHEvent (Standard Units} TSS (mg/L) Duration (minutes} Total Rainfall 4 (in) In Tier 2 Monthly Monitoring? (y/n) ># of Months in Tier 2 Sampling' - - 6-92 100Z'3 - - - AS-7- I 7a 1 If "NO FLOW" or "NO DISCHARGE, Enter "NO FLOW" or "NO DISCHARGE" for each outfall here. Please make sure to mark the sample period above. If a value is in excess of the benchmark, or outside the benchmark range (for pH), you must implement the Tier 1 or Tier 2 responses in the General Permit. Tier 2 Monthly sampling shall be done until 3 consecutive samples are below the benchmark or within the benchmark range. 3 TSS benchmark values are 100 mg/I, except when discharging to ORW, HQW, Trout, and PNA waters where they are SO mg/i. For each sampled measurable storm event the total precipitation must be recorded using data from an on -site rain gauge. Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11 Page 1 of 2 Part B: Vehicle Maintenance Activity Monitoring Requirements for facilities using > S5 gal of new motor oil/month — averaged over a calendar year. Outfall' . Na s, Date5ample Collected ,yr}1 pN ° i� �: (standard nit 3 Llnit�sJ(, TPH�usirrg method,, 11664A SGT-HEM- ,` (mg/L} TotahSuspended " ' a n Solids �: (mg/LJ Event Duration (minutes} Total`;. a Rainfall (m) 'New Motor Oil Lisage (gal/month)�Y�n} r Monthly �: Monitoring? '' # of Months' m Tier 2 2 Saniphng 6 9. �5 QO,.. �^ s.,4� HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDENCES ATANY ONE OUTFALL (iNCLUDiNG VEHICLE MAINTENANCE)? YES ❑ NO HAVE YOU CONTACTED THE REGION? YES ❑ NO ❑ REGiONAL OFFICE CONTACT NAME: Mail OriSinal and one copy of this DMR (including all "No Flow" & "No Discharge" reports) within 30 days of receipt of sample (or at end of monitoring period in case of "No Flow") to: Division of Water Quality Attn: DWQ Central Files 1617 Mail Service Center Raleigh, North Carolina 27699-1617 YOU MUST SIGN THIS CERTIFICATION FOR ANY INFORMATION REPORTED: "I certify, under penalty of law, that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete amICL4z, re that there are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing violations." (Signature of Permittee) S (Date) Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13111 Page 2 of 2 JJEM AQUEOUS SAMPLE COLLECTION/LAB REPORT FORM (NC CERT 482) Regulated by NCDENWDWQ-Groundwater section To assign test,'•label shaded area with sample type (C=composite; G=grab) CHAIN OF CUSTODY LOCATION ' COUNTY' SPECIAL INFORMATION Qi1 O N LY lD'NO _j L: INITM TEMP' GRAB.. sam Ole time.: COMP start sam le tine-. COMP'end' date/ time.. TEMP @R.ECEEPT: °C NOTE: THEABOVE TEMP INDICATES THE TEMP. FOR -ALL CONTAINER(S),WITHIN. TEMP ORECEIPT: °C NOTE: THE ABOVE TEMP INDICATES THE TEMP. fOR ALL CONTAINER(S) WITHIN. AMMONIA SAMPLES PRESERVED_WITH:H'SO4, pH=<2.0 YES NO AMMONIA SAMPLES 'NEUTRALIZED WITH.Na2SOs, CIF< 0.1 NO FECAL. SAMPLES'PRESERVED WITH NaiS03, CI=< 01 YES NO "7kLIECTEID: BY: CMIT ?. ,_-,SAMPLES.COLLECTEDXN0 PRE RUED AT TIME OF CO ECTION IN PLASTIC CONTAINERS UNLESS NOTED OTHERWISE BY.- REL INfQUISHEDtBY DATE /-TIME RECEI ED:BY SPLIT SAMPLE(S) INFO 1 g anggg mowtgwwt—,` " nnml B.ODPRm... TSS; pp" (0 LS NH3: Rpm COND.umho TU RB' nt'u MLSS: ppm MLV8S pOkm By 4h4ie above aig iature I `certlfy -that all information is accurate to the best of my knowledge. COMMENTS. NCDENR Stormwater Discharge Outfall (SDO) Qualitative Monitoring Report Forguidance on filling out this form, please visit: httD://Doi-til.ncdenr.oi,g/weh/­w-q/ws/sLiZnpdessw4tab-4 Permit No.: N/C/4/ or Certificate of Coverage No.: N/c/G/_/—/—/�/_/_/ Facility Name: K;o��• _14 _2gAnns :,c °T , County: uCnd"rILO m _ Phone No. <37ck ]nspector:�i.��•-r,�—�, } urSa� .- m - _ Date of Inspection: Z r Time of Inspection: tCo "44 Total Event Precipitation (inches): .15 Was this a "Representative Storer Event" or "Measureable Storm Event" as defined by the permit? (See information below.) [Yes ❑ No Please verify whether Qualitative Monitoring must be performed during a "representative storrn event" or "measureable storrn event" (requirements vary, depending on the permit). Qualitative monitoring requirements vary. Most permits require qualitative monitoring to be performed during a "representative storm event" or during a "measureable storm event." However, some permits do not have this requirement. Please refer to these definitions, if applicable. A "representative storm event" is a storm event that measures greater than 0.1 inches of rainfail and that is preceded by at least 72 hours (3 days) in which no storm event measuring greater than 0.1 inches has occurred. A single storm event may contain up to 10 consecutive hours of no precipitation. A "measurable storrn event" is a storm event that results in an actual discharge from the permitted site outfall. The previous measurable storm event must have been at least 72 hours prior. The 72-hour storrn interval does not apply if the permittee is able to document that a shorter interval is representative for local storm events during the sampling period, and the permittee obtains approval from the local DWQ Regional Office. By this signature, I certify that this report is accurate and complete to the best of my knowledge: (Signature of Permittee or Designee) Page 1 of 2 SWU-242, last modified 10/25/2012 r 1. Outfall Description: Outfall No. j Structure (pipe, dih, etc.) Receiving Stream: ��d�f7 C'p +✓� u_ Describe the industrial activities that occur within the outfaii drainage area: Q PAc jj M, X CDinrr r' Qrc' AU a. D J 2. Color: Describe the color ofthe discharge using basic colors (red, brown, blue, etc.) and tint (light, medium, dark) as descriptors:-r a� 3. Odor: Describe any distinct odors that the discharge may have (i.e., smells strongly of oil, weak chlorine odor, etc.): orsnc_ �T. ....-----_---- 4. Clarity: Choose the number which best describes the clarity of the discharge, where 1 is clear and 5 is very cloudy: 1 0 3 4 5 S. Floating Solids: Choose the number which best describes the amount of floating solids in the stormwater discharge, where 1 is no solids and 5 is the surface covered with floating solids: a) 2 3 4 5 &. Suspended Solids. Choose the number which best describes the amount of suspended solids in the stormwater discharge, where 1 is no solids and 5 is extremely muddy: 1 0 3 4 5 7. Is there any foam in the stormwater discharge? Yes [pro S. Is there an oil sheen in the stormwater discharge? Yes VE 9. Is there evidence of erosion or deposition at the outfall? Yes olD 10. Other Obvious Indicators of Stormwater Pollution: List and describe Note: Low clarity, high solids, and/or the presence of foam, oil sheen, or erasion/deposition may be indicative of pollutant exposure. These conditions warrant further investigation. Page 2 of 2 SWU-242, Las[ modified 10/Z5/2012 Part B: Vehicle Maintenance Activity Monitoring Requirements for facilities using > 55 gal of new motor oil/month — averaged over a calendar year. Outfall '`No •: i k.r_ +!bateiSample yl-, Callectei� sr. 1 �{rno/dd/YtI- pH = (5t' and Untts) � TPH using metHod 1664ASGT-'HEM {mg/L) .. TotaLSuspended i= , ' Splids r (rng/L) . y; �5� Event Quration-, '"IRajnfalI {minutes]{gal/month} 4•. Total- r a .. New MotorlOil Usage �.• In Tier 2 Monthly, Monitonng3 #,6fzMonths m}Tier-2 z Sampling xM ZMW HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDENCESAT ANY ONE OUTFALL (INCLUDING VEHICLE MAINTENANCE)? YES ❑ NO +� HAVE YOU CONTACTED THE REGION? YES ❑ NO ❑ REGIONAL OFFICE CONTACT NAME: Mail Original and one copy of this DMR (including all".No Flow' & "No Discharge" reports) within 30 days of receipt of sample lor. at end of monitoring period in case of "No Flow") to: Division of Water Quality Attn: DWQ Central Files 1617 Mail Service Center Raleigh, North Carolina 27699-1617 YOU MUST SIGN THIS CERTIFICATION FOR ANY INFORMATION REPORTED: "I certify, under penalty of law, that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete. am aware that there are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing violations." (Signature of Permittee) .JLw%e- 2 �7 (Date) Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11 Page 2 of 2 STORMWATER DISCHARGE OUTFALL (SDO) - Semi -Annual MONITORING FORM GENERAL PERMIT NO. NCG140000 CERTIFICATE OF COVERAGE NO. NCG14Q Q _a _0 FACILITY NAME: �� ; nrt s a�. _ �k , a Alt. f \ i ,t PERSON COLLECTING SAMPLES CERTIFIED LABORATORY�_�r _ 1 h,Ln,g_ Lab # Lab P OPTIONAL INFO: Part A: Stormwater Monitoring Requirements SAMPLE COLLECTION YEAR: ZCDt S SAMPLING PERIOD: ❑ July -December OLnuary-June COUNTY PHONE NO. (L32-c3) l;pq-t - g S C0_ ADD TO LIST5ERVE? AYES [�NO EMAIL: DISCHARGING TO CLASS: [_]SA ❑HQW ❑PNA DTrout 00ther C Outfall Na DateFSample " Collected J (rrto/ddjy_ OR�mla/L) i .N NC)„FLOWjw; H Standard Unitsj�) `.,. X :•ua TSSj 4 t L • _ Event " , , Duration i •`I (mmutes)� �s "a ' Total E 1. 4 E� RainfaEl in I )��r;�t: En•Tier2 Nlvnthfy Mon�toring? x 4 Iylnt a # of:llrlanthsiinq ier 2 Sampli gx" r p _ n x4 Y 20 y i yv x•t iFa __ .... I C> , r>q . O ' If "NO FLOW or "NO DISCHARGE, Enter "NO FLOW" or "NO DISCHARGE" for each outfall here. Please make sure to mark the sample period above. If a value is in excess of the benchmark, or outside the benchmark range (for pH), you must implement the Tier 1 or Tier 2 responses in the General Permit. Tier 2 Monthly sampling shall be done until 3 consecutive samples are below the benchmark or within the benchmark range. a TSS benchmark values are 100 mg/i, except when discharging to ORW, HQW, Trout, and PNA waters where they are 50 mg/l. For each sampled measurable storm event the total precipitation must be recorded using data from an on -site rain gauge. Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11 Page 1 of 2 JJEM AQUEOUS SAMPLE COLLECTION/LAB REPORT FORM (NC CERT 482) Regulated by NCOENRIDWO-Groundwater section To assign test, label shaded area with sample type (C=composite; G=grab) CHAIN OF CUSTODY LOCATION KINGSWAY COUNTY SPECIAL INFORMATION STORMWATER ID NO. F2615 INITIAL TEMP 0 GRAB sample time 1614 COMP start sample time COMP end date! tlme e f a , 1-WW A";2', + ; v 4 l� a 0 ' : K i� e'Fsa3 ' TEMP @RECEIPT: 0C NOTE: THE ABOVE TEMP INDICATES THE TEMP. FOR ALL CONTAINER(S) WITHIN. TEMP @RECEIPT: °C NOTE: THE ABOVE TEMP INDICATES THE TEMP. FOR ALL CONTAINER(S) WITHIN. AMMONIA SAMPLES `PRESERVED WITH H2SO4, pH=<2.0 YES NO AMMONIA SAMPLES NEUTRALIZED WITH Na2SO3, Cl=< 0.1 ES No FECAL SAMPLES PRESERVED WITH Na2SO3, CI=< 0-1 YES NO QLLECtED BY: JUDITH TUTEN .SAMPLES COLLECTED AND PRESERVED AT TIME.OF COLLEC77ON IN PLASTIC CONTAINERS UNLESS NOTED -OTHERWISE BY., RELINQUISHED BY DATE I TIME RECEIVED,BY SPLIT SAMPLE(S) INFO JUDITH TUTEN 6/26/2015 / 1625 TS ANALYSESw iiK.7i FAw" M MMOM 0000- 51 099M.' MdATtW INITM%�' TSS ppm G L ,( PH G By the above signature I certify that all information Is accurate to the best of my'knowledge. COMMENTS dobt 'v.v... .0 StormNvater Discharge Outfall (SDO) Qualitative Monitoring Report I'o!" �!!lCtQl1CN 011 filllYlg nru lhti.c fi r!!!, plectsc Vl.S21: hltt;;r.%Il_'cLeI11_ fate: nC,tlti� tl l:_f_sl_I:II l.ioClant; I11'.1111!1 ?4!11','�iil I'1 Permitsll'O.: NICIr lll�l/O/QI_q_'c71 orCertiticateofCoverageNcl.: F'ncility Name:------ Cowity: 01GA&MO&A 1'Nme No. 3Z3 CAW- s3C.(, -- Date (if Insspcction: `Deck w Z 9..'o tN Tinlc ol' Inspection: _I`_k*— 3 -L- — Total Event Precipitation (inches): . ZZ Was this a Representative Storm Event? (See information below) © Yes ❑ No Please check ti-ourPermit to verify if Qucditative Monitoring mast he pedbrrrzed during cr ,epreserrruril e Yroi-171 Nhe121 (reyt.liremeal.l k;or1'). r1 Aupresenrltive Stornl Invent" is a morn) event that measures greater than 0.1 inches of WAY :ulci that is preceded by at learn 72 hours (3 days) in which no storm evens nleasul"iii ,)reater [hall 0. I inchC's hIas occurred. A single storm event may contain up to J000MCCutlVe hours of no pre.cipimhon_ By this signature, I certify that this report is accurate mid complete to the hem of my knowledge: (Signmure of Permiuee or [Designee) I. 011ttltll Description: Oulfall No. Structure (pipe. ditch. etc.) r;4( Receiving Stream. -C—Ie-A2_C.2.LE-C. - Describe; the indUmrial activities that occur Within the outfall drainage area: TEA61 M_,1 1 Color: Describe the colon of the discharge using basic colors (red, brown, blue, etc.) and tint (light, Tnedium, dark) as descriptors: _PAT 1IM-0 #4�{�M I Odor: Describe: any cli.stinct Was that the discharge may have (i.e., sme.lis strongly of oil, weak, chlorine odor, etc.}: Qe!of 4. C1.11-it}'. Choose the number which hest describes the clarity of the discharge, where I is cicilr and 5 is eery cloudy: a. Floating Solids: Choose the number which best describes the amount (A flnatinti,I SOIle€s III the s1�1rs11tivater c€ischarge. where I €s no solids and 5 IS the stu face covered with tloati112 S(Aids: (1 2 3 4 3 6, Suspended Solids: Choose the dumber which best ftsc1ibes the: anulunt of' Nusperlded Sc11ic€S in the slormw,tter ciisehai-c, where 1 is no solick and 5 is eXLI-crnciy muclii)': 1 2 5 7. is there Ally loam in the St01-111Wlltei' disch.11"c? Ye.� Nc� S. Is there an oil sheen in the ,stormwater clischm-ge'? Yes N 9. Is there evidence of erosion or deposition :1t the outfall'? Yes No 11). Other Obvious Indicators ol,Stormwater Pollution: List -Q Ov Note: Low clarity. h1-MTh solids, anNor the presence; of foam. oil sheen. or erosion/cicpclsition 111aN' hc' indicative csi pollutant exposure. These eon(htions warrant further investigation. Pau-c ? of 2 STOWWATER DISCHARGE OUTFALL (SDO) - Semi -Annual MONITORING FORM GENERAIL PERMIT N0. NCG140000 CERTIFICATE OF COVERAGE NO. N%G14 C' 0 (� -? FACILITY NAME: PERSON COLLECTING SAMPLES1,4 S. Turin CERTIFIED LABORATOR)C J, v.,_ s Lab # 332to a_ Lab # A*-- z OPTIONAL INFO: Part A: Stormwater Monitoring Requirements SAMPLE COLLECTION YEAR: 7 -•t SAMPLING PERIOD: �F uly-December ❑ January -June COUNTY A ,& PHONE N0. ( _) (aC —[- 'P3S C,o G ADD TO LISTSERVE? riYES [ONO EMAIL; DISCHARGING TO CLASS: []SA CHQW '�PNA L7Trout [Other_,_ I Date Sample Collected Outfiall No. (mo/dd/yr OR t NO FLOW) � p H {standard � Units) In Tier 2 II i Tptal Event TS5 Duration Ra>nfall Monthly � I � (mg/L) Monitoring. {minutes) i (in) tS of Months in Tier 2 Sampling` 6-9Z 100`' i I I i I II If NO Fr_O)X" or "NO MSCHAR(;E, Eater "NO Fi.OW" or 'NO DISCiiARGU' for each outfall titre. ?leas;• retake sure' to mirk tie Sample period abave. If 3 value is in excess of the benchrr, ); k, nr outside the her'chmw; h ISOr pH,). Vou niu- wiplen;ent i` Q Tie; ? jr Tier 2 res}wnses in the General Perrni:. TiCr M!nnihiv sampling shall bn cone until + cr:;'s'OCu,lve sanipl•, i ere be`,Dw ;hc- bi_n:hmark o! ..,:h!r, iht i, ;,ct n',ar 'tinge 5' []rru'in,tark r}iu25 are M0 rite/! r_a,:P I to OF1'd, ?;[;'�<. Trout, rind RNA ,vai?r: vili-ir: rhev ;:re :G ;-IP f0: ..::C'. S;R1piF'L R1Pc511r7:file Stt)!r'•1 :. -!!' lac ;Dt:"� , : E?CI. .;:i,C,? '�-..:r r•;<:i;r'fl;(7 , . Evll� L� Idi':'Gn' •'W (;,1 S;t,- .1 In fi; 1 Part B: Veiii(ie Maintenarlre Activity tvlooit,wlnw Rt?quirctmonts for €acilitw% using > 55 g:i of new nu}tor o0/month avera ed over 3 cttiendar year. I ' Qutfall t`ID. i l •I j i pH TPH using method I To.al Suspended Event Total New Footor Oil � !n Tier 2 I ; of cNionths Date Sample 1 Monthly (Standard 166-IA SG-HER4 Solids Duration Rain€ail'! Usage l in Tier 2 CDIl+3Cte(� I Monitoring? i {rno/dd/yr)Units) fmm g/Lj t?/l_) I {me inuts} (in) i (pl/rnonth) i (Y/n, SarripIing, I I 6-9, I 15' . i 100 4 I i I t HAS YOUR FACILITY HAD d OR MORE BENCHMARK EX EDENC£S AT ANY ONE OUTFALL (iNCLUDING V7 HICLE MAINTLmf,NCG)? 1'rS [—] NG HAVE YOU CONTACTED THE REGION? YES ❑ rJo D REGION.sL OfFIC£ CONTACT NA.ME: Mail Original and one co of this DMR {inciudirip 2k "'Nei Flow" & "No Discharge" reportsl within 3O days ci receipt of sarnale jor at end of rriorkorjnpperioa in case of "No Flow") to: Division of .^later Quak-; Attn! DWQ Central Files 1617 ivtai# S-rvice Center Raleigh, North Carolina 27699-1617 YOU MUST SIGN THIS CERTIFICATION FOR ANY INFORMATION REPORTED: "I certify, under ienzky of �aw, that th(s cocument and ali nimChments were prepared -rder my direction, or Supervi5'i--,n m accorcamE 'wv-ih a s'yrstt rn) designed to 355ur@ ihat qu rlifled t7er5Crlrli k properl•, gaihe! nand ewiiva t; thr_1 infarrnBtiCr, SUk7miCred. Rased on r, y it),quir1' rJf t€ r?;ion nr p r5o:15 Wh(� ni3no5c ih Sy5i2rn; of m-t'o;,hose peryv •c=[rM., bf my kncr. i. dgr. tnd helief, rr,,: ,occur ;:;?, anc .Qrnplete arll a%V)r tf�3C``t//here ,4r E: sr( n�fiqnt perihoes nor Suhn;ii,� , €u'f;e infOrr:�a[iOr'. :r7Cf(:din� --sihilit'y of lwe5 and , •iold!!ons . (Signa,ure of Permit-ee) (0ate1 L r.i rT1•rii i1•'�f:l ti-ia;. '.�F, [1�1� !.•„J1� .. 7i1.�r!� Ili z N/F OB �28/JB5 I 1 � f N/P CHARLCS R. STrPP I Gd ,zB,98S l ir ' ca � 4 a p 1 Z I� J/F 04LIM M d LOUT r ORR DB 700/J59 � \ l J� 1 N PR0P05ED / CONCRETE O 5ILO - PROPOSED � o 5T0RMWATER� POLUTION � If PR-'VfNT70N;l FACIUTY O / AREA 2' 0 � l nl ,. l I l Iy 4 1 1 1 B" DGwme OPENNI a WILL BE PROMED B97WeeN 5M515. OPENNING WILL BE LOCATED 0.8 INCHES 01' FLOOR 5L L9 I I N,F MW N. RfDMAN OB B60/6i5 , HOWARD GAP ROAD, 5R 1006 I — — — DB 42J/149 1 N/F PAWCM ANN PATTLR50N N,F ;WULSM d WY JANr 1 [u OB 9001JZ4 PATTCRSON - STORMWA TEte FOL UTION F2ElIZNTION FACILITY DETAIL OWNE,P: GARY K. KING GNGWA Y REDI MIX, INC. 14 NL)r Road Hendersonville, NC 29792 Phone: M26l 605-7116 Mobile: (") 24J-1950 DANA TWP. I HeMMON COUNiY. N.C. LAOGHrE-R, AU577N AND 155OCIATZ5, P.A. 3I FOURrH AVENUE EAST HENDER5OAULLE NORTH CAROUNA 20792 (020) 692- 9009 CREW CHIEF CHEO(ED BY JHL DATE SHEET NO. DRAWN BY FJP SCALE 11 = 50 FT. !O/27/OS 1 OF J JOB NO. 05- 371 05J71 124055 READY MIXED CONCRETE SITE SURFACE WATER PROTECTION REFERENCE NCG140354 NARRATIVE TO ACCOMPANY APPLICATION TO CONSTRUCT The ready mix concrete site is existingStormwater and wash water presently are discharged on the ground.''This application is required prior to an Authorization to Construct being issued to the Property Owner.` This general application permit is a combined stormwater and wastewater discharge permit.'The design storm event is 10 year 24 hour storm. This permit addresses process wasrtewater discharge form vehicle and equipment cleansing, recycle system overflow, mixing drum clean out. Design parameter is a (1) total suspended solids (TSS) limit of 30 mg/l, (2) settleable solids (SS) limit of 5 mlll pH between 6-9 SU. Compliance with this permit will protect Q' surface waters of North Carolina. � The area marked Region 1 and Region 2 used by the read m_�__as whii_xe�d company. to load and washequipeme_nt is to 2500 sq feet �emaining on- site and off site arech are subject to stormwater will lie ignoed because the storm flow will be deflected away from the loadiong in wsh region.are protected tp deflect storm flow away from the wash area. 10 year stoom frequency for the property is 7 inches in 24 hour. See Figure 1, Plan View. ✓ -_w�n . - The volume of runoff collecrted from Region 1 and Region 2 is 42 cubic feet with a peak discharge of 0.39 cfs. The discharge will be retained in the 30' by 32' concrete basin (A). The VOLUME BASIN (A) WILL RETAIN THE FLOW 12 PLUS HOURS. After this time water will flow into the Basin (B) 16'by 30.67'. The volume of Basin (b) will retain the stormwater an addition 5 hours. See drawing titled, stormwater pollution prevention facility details Sheets 1,2, AND3. Basin (C) will provide additional settling time. Water collected in this basin will recirculated in the wash water system. Excess water will be discharged. =� }"' r' �°r f /S iliC� .� .�,�.: =!'�? %.f . �'� P7 / IScx.'� .��a�.S C•l�c'-f�::J/J !rJ/ll i n� ; Lq L / RUNOFF CALCULATIONS Laughter, Austin, and Associates 131 Fourth Avenue East Hendersonville, NC 28792 November 3, 2005 Runoff Calculations LMNO Engineering, Research, and Software, Ltd. Overview Laughter, Austin, and Associates computes runoff from a concrete area plus the rain falling directly on a stormwater pollution prevention facility (SWPPF). The runoff collects in the SWPPF. Runoff is computed at times of 10, 30, and 60 minutes into"a 24- hour storm. The water depth in the facility is computed for those time periods. The storm intensity is 7 inches per 24 hours. Also, the peak discharge from the storm is computed. The results indicate that for the 7-inch, 24-hour design storm, the water depth in the SWPPF will be 0.2 inch, 0.4 inch, and 0.5 inch after 10 minutes, 30 minutes, and 60 minutes into the 24 hour storm. The peak discharge into the facility will be 0.39 cfs. Desch A plan view of the project is shown in Figure 1. Precipitation onto Region I (Area 1 in the figure) nuns off into Region 2 (A2 in the figure) which is the SWPPF. Rainfall also falls directly onto Region 2. A }ioWo PD GAP AOAD. SR '000 Figure 1. Plan View) fldP .4VXC H. , '�Yy;iK cb �-rir to s. OVCfl-M Y RLDI r1V!„ f � NYJe go-5d H21WVt&O"vA?, VC B792 NS�r.Y: (t7tt'! Gd1=Tffr� �`kGW6' (Cc�l.tl:-lid% Figure 2 shows the Soil Conservation Service (SCS) Types I, IA, II, and III 24-hour rainfall distributions. North Carolina is geographically located in the region of the USA where Type 11 storms occur. The figure indicates the fraction of rainfall that falls at various times after the beginning of a standard Type II storm. The figure shows that at 10, 30, and 60 minutes into a 24-hour storm, the fraction of total storm rainfall that falls is approximately 0.01, 0.02, and 0.03, respectively. - Page 1 Figure 2. SCS 24-hour Rainfall Distribution (SCS, 1986) (y-axis reads "Fraction 'of 24-hour rainfall" and x-axis reads "Time, hours") 1.0 s A i IE 3 6 4 E2. 1$ is 21 24 Tome. COMI-D Summary of Data The data provided Rainfall: 7 inches in 24 hour period A, = Area of Region 1 = 1600 ft2 = 0.037 Acre A2 = Area of Region 2 = 30 ft x 32 ft = 960 ft2 Region 1 is hardpacked gravel. Runoff from Region 1 flows into Region 2. Assume no flow out of Region 2. cl = Rational coefficient for Region 1 (concrete) = 0.9 CN = SCS Curve Number for Region 1 (concrete) = 98 Water Depth in SWPPF To compute the water depth in the SWPPF, the first step is to compute the amount of rain that falls in 10, 30, and 60 minutes during the 24-hour storm: The amount of rain that falls in 10 minutes is 7 in. x 0.01 = 0.07 in. The amount of rain that falls in 30 minutes is 7 in. x 0.02 = 0.14 in. The amount of rain that falls in 60 minutes is 7 in. x 0.03 = 0.21 in. Now, compute the volume of water collected in the SWPPF. Note that 0.9 is the runoff coefficient for Region 1. Volume of runoff collected in the SWPPF after 10 minutes is: Page 2 Volume from Region 1 + Volume from Region 2 = (0.07 in. / 12 in./ft) x 0.9 x 1600 ftz + (0.07 in. / 12 in./ft)(960 ft) = 14 ft' Volume of runoff collected in the SWPPF after 30 minutes is: Volume from Region 1 + Volume from Region 2 = (0.14 in. / 12 in./ft) x 0.9 x 1600 ft2 + (0.14 in. / 12 in./ft)(960 ftz) = 28 ft' Volume of runoff collected in the SWPPF after 60 minutes is: Volume from Region 1 + Volume from Region 2 = (0.21 in. / 12 in./ft) x 0.9 x 1600 ft + (0.21 in. / 12 in./ft)(960 ft2) = 42 ft' The water depth in the SWPPF can then be computed: Water depth after 10 minutes = (14 ft3)(12 in./ft) / (960 ft2) = 0.18 in. Water depth after 30 minutes = (28 ft)(12in./ft) / (960' ft2) = 0.35 in. Water depth after 60 minutes = (42 ft3)(12 in./ft) / (960 ft2) = 0.53 in. M Peak Dischar e Determining the best method to use for computing peak discharge depends on the time of concentration. The time of concentration for Region 1 is approximately 1.9 minutes according to the FAA equation (LMNO, 2003): t,=1.8(1.1-c)0"/Sv3 where: t, = Time of concentration (min) c = Rational coefficient for Region 1 = 0.9 L = Longest watercourse length in Region 1 (ft) S = Region 1 slope, %. L is approximately 60 ft and S is 3%. Therefore: tG = 1.8 (1.1 - 0.9) (60)0.5 / (3)1/3 = 1.9 min. The peak discharge from the 24-hour storm is best computed using the SCS TR-55 method since it was developed for 24-hour storms; whereas, the Rational Method is best used for storms having durations approximately equal to the time of concentration. A 6- min time of concentration was used in the SCS modeling in Figure 3 since that is the typical minimum for the TR-55 method. Page 3 .w Figure 3. Peak Discharge Calculation (screen capture from http://www.LMNOeng.com/Hydrology/hydrology.htm) z, ;_. Ts_Reset inputs ;to A 0° All features enabled - _ __,._..._ .. OUTPUTS Peak Discharge, Qp (cfs or finds): 10,3947728814503172 Peak Discharge in c!s a INIs :- Runoff Q (inch): 6.7609163323449035 C 1999 L�I~VO Engineering; Unit Perak Disch. Qu (cfsi'miy-inch): 11009.9963051207185 Research and Softy we, Ltd. Pond and Swamp Factor, Fp: 1.0 http }iv; -%is LAL�iOeng.com Initial Abstraction_ Ia (inch)_ Q.fl4081632653Q61221 MUTTS OR OLTPLTrS R Enter these threequantities: Select Units: Total W atershed Area, A (_kcre): 0.037 Area in Acre = Oh•erall Cline Number, CN: 9f3 Time of one., Travel Times in rein .v= Time of Concentration_ Tc (min): 6 n-PUTS Rainfall Distribution Type li Precipitation, P {inch) 17. Precipitation (and Runoff) in inch 4;; Ponds, Swamps (04 of Total Area): 0.0 Conclusions The water depth and peak discharge were computed for the Stormwater Pollution Prevention Facility shown in Figure 1. For the 7 inch, 24 hour design storm, the water depth in the -facility will be 0.2 inch, 0.4 inch, and 0.5 inch after 1.0 minutes, 30 minutes, and 60 minutes into the 24 hour storm_ The peak discharge into the facility will be 0.39 cfs. U.S. Soil Conservation Service. Technical Release 55. Urban Hydrology for Small Watersheds. USDA (U.S. Department of Agriculture). June 1986. Page 4 Dept of Environment and Natural Resources 3/22/2005 *r$0.00 Eighty and 001100"rrr*rrrrrrrr*****rr+++r+r++++++++++:+.rrrr+rrrrrrrrrrr+rr+:rrarrrrrrrrrrrrrrrrrrr++rr+++a:++.++++trr++rrr Dept of Environment and Natural Resources Division of Water Quality 1617 Mail Service Center Raleigh, NC 27699-1617 Dept of Environment and Natural Resources 3/22/2005 Mountain 1st Checki Dept of Environment and Natural Resources 3/22/2005 :r rr Mountain 1st Checki 80.00 - 1! [�V � V �� N04M7LN FiIST SiNIC 1 TRU9Y O 2 3 L J 1 HfNGFR�C7HsILLi, 11C 7r797 _ , WARM ACADYwxINC, m NIX AOAO • HENOEASOhUtl1E. NO 25T42 (�x11 wrA�16/ PAY 101HE D¢at �� €tiv�.nan "i and Hatuut Ofm OF R¢.daG..tecs **50.OD = Cigltty And Oa/IOCr...:rs+...+y.*a.r*..*r.�..a*s*r-�a..*ras*+s.r.rtsr■s.s --•--- uaaaRs Dept a4 EnviaanmcAt.and Natttaa: D.iviaian .a6 Ua Y. ; Quall.t [HiRT[R Siu`IFI�OIGCR ! 6 ! 7 Slc G Cent" Ra-lZA.pt. t4c .^7h94-l5l7 r ' ►Kano W0238970 0000008000.0 717 �cwnru�.,.aa.sau.r x:xsanaa.a Posted �� w�•r Division of Water Quality / Surface Water Protection NCDENR National Pollutant Discharge Elimination System Nod CaRC"— D[svRre,C,rt of E,m mEw AND NRNIILL RC.SOVRoc3 NCG140000 NOTICE OF INTENT FOR AGENCY USE ONLY Date Received Year I Month Da Cenificate cf Covera e F Check k Amount Permit Assigrycd to National Pollutant Discharge Elimination System application for coverage under General Permit NCG140000: STORMWATER AND PROCESS WASTEWATER DISCHARGES associated with activities classified as: SIC (Standard Industrial Classification) Code - 3273 Ready Mixed Concrete For new plant sites that will discharge or recycle process wastewater (even if commingled with stormwater): This NOI is also an APPLICATION FOR Authorization to Construct (ATC) wastewater treatment facilities. ATC requests must be submitted at least 90 days prior to construction'. For existin_g plant sites discharging or recycling process wastewater (even if commingled with stormwater): This NOI is also an APPLICATION FOR Authorization to continue tooperate wastewater treatment facilities in place. Construction, modification, or installation of any new treatment components at an existing site requires an ATC. Treatment facilities used to treat or recycle process wastewater (including stormwater BMP structures treating process wastewater flows commingled with stormwater) require an ATC prior to construction per 15A NCAC 211 .0138. The authorization to construct or continue to operate will be issued at the same time as the Certificate of Coverage (COC) for the NCG 14 permit. Design of treatment facilities must comply with requirements of 15A NCAC 2H .0138 & .0139. Construction of wastewater treatment facilities (this includes recycle systems) at new or existing plant sites requires submission of three (3) sets of plans and specifications signed and sealed by a Professional Engineer (P.E.) or qualified staff along with this application. A copy of the design calculations should be included. Please see questions 14 & 15. For questions, please contact the DWQ Regional Office for your area. (See page 5) (Please print or type) 1) Mailing address of owner/operator (address to which all permit correspondence will be mailed): Name irn? Street Address l y 11 City / c r}Otf Telephone No. 7 2) Location of facility producing discharge: Facility Name . Facility Contact Street Address City County Telephone No. 1a,CW�h fie. JH 11 r OU n d if f" v I': l C- Page 1 of 5 rs State 4 Cr ZIP Code 2 719 IL Fax: 'F�) Z 619 7 - 9 1?- Z/Z State oO�C- ZIP Code � �7 `192... Fax: _ `r" 2°h `l 2 7 - ; p - 'As per 15A NCAC 2H .0106 'Unless treatment facilities are designed, constructed, and put into operation by employees internal to the company who are qualified to perform such work for their respective companies in accordance with General Statutes, 89C-25 (7), plans and specifications must be signed and sealed by a P.E. SWU-229-101905 Last revised 1011912005 NCG140000 N.O.I. 3) Physical location information: Please provide a narrative description of how to get to the facility (use street names, state road numbers,' and distance and direction from a roadway intersection). h/� Y ast fe ,(e -Pi ca n f7o wa�d� y a. P ill -- (A copy of a county map or USGS quad sheet with facility clearly iocated on the map is a required part of this application.) 4) Latitude 3: a 211 la" Longitude '91 ° 'Z(.., LJ (deg, min, sec) 5) This NPDES Permit Application applies to which of the following: ❑ New or Proposed Facility Date operation is to begin [R'� Existing 6) Standard Industrial Classification: Provide the 4 digit Standard Industrial Classification Code (SIC Code) that describes the primary industrial activity at this facility SIC Code: 3— 11L 7) Provide a brief description of the types of industrial activities and products produced at this facility: (Include a site diagram showing the process arenas present at this facility.) {�n11L_ !'Z�e le odgc'ej QT �i5is 40G7 8) Discharge points 1 Receiving waters: How many discharge points (ditches, pipes, channels, etc.) convey stormwater and/or wastewater from the property? _ 0 ,-N A _ What is the name of the body or bodies of water (creek, st.rg� m, river, lake, etc.) that the facility stormwater andlor wastewater discharges end up in? C Z P_a r r r ee k If the site stormwater discharges to a separate storm sewer system, name the operator of the separate storm sewer system (e.g. City of Raleigh municipal storm sewer). Receiving water classification (if known): Note: Discharge of process wastewater to receiving waters classified as WS-II to WS-V or SA must be approved by the N.C. Dept. of Environmental Health.. If DEH does not approve, coverage under NCG140000 cannot be granted. No new discharges of process wastewater are permitted in receiving waters classified as WS-I or freshwater ORW. 9) Does this facility have any other NPDES permits? ©'No ❑ Yes If yes, list the permit numbers for all current NPDES permits for this facility: 10) Does this facility have any Non -Discharge permits (ex: recycle permits)? ZNo ❑ Yes If yes, list the permit numbers for all current Non -Discharge permits for this facility: 11) Does this facility employ any best management practices for stormwater control? U-No ❑ Yes If yes, please briefly describe: Page 2 of 5 SWU-229-101905 Last revised 10/19/2005 NCG140000 N.O.I. 12) Does this facility have a Stormwater Pollution Prevention Plan? C'N0 ❑ Yes if yes, when was it implemented? 13) Are vehicle maintenance activities occurring or planned at this facility? 2'No ❑ Yes Wastewater Treatment Design Information 14) Are discharges occurring or planned from any of the following process wastewater generating activities? Vehicle and equipment cleaning ❑ Yes ❑ No Wetting of raw material stockpiles ❑ Yes ❑ No Mixing drum cleaning 2 Yes ❑ No If yes to any of the above, please describe the type of process used to treat and/or recycle the process wastewater. KFor a sufficient application, you must provide design specifics (e.g., design volume, retention time, surface area, etc.) and calculations to demonstrate compliance with permit effluent limits (pH - 6-9 SU, Total Suspended Solids (TSS) - 30 mg/I, and Settleable Solids (SS) - 5 mill.) [Use separate sheet(s)]. If all these discharges are recycled, please refer to Question 15. For plants that recycle and/or discharge process wastewater: When applying for this permit, you are also applying for an authorization to construct (new treatment facilities) or authorization to continue to operate (existing treatment facilities) as part of the NOI For new sites, you must submit three (3) sets of design plans and specifications with this application and provide supporting calculations that predict compliance of final discharge with permit limits. For existing sites, applicants should submit three (3) sets of plans and specs for facilities as -built .and provide as many design details as possible, or submit a detailed diagram of treatment systems in place that includes information such as tank volumes, dimensions, retention time, piping, settling basin details, etc. Please note: If new treatment systems are planned for an existing site, an ATC will be required prior to construction of those facilities. Plans/specs/calculations prepared by a P.E. and the request for an ATC may be submitted with this N01, or separately at a later date. DWQ may request the status of your plans for requesting an ATC upon issuance of the COC. 15) Does the facility use or plan to use a recycle system? ❑ No Comes If yes, what size storm event is the system designed to hold before overflowing? (for example, 10-yr, 24-hr) year, 24-hr rainfall event For a recycle system (regardless of when it overflows), please provide plans, calculations, and design specifics (e.g., throughput assumptions/water balance, design volume, retention time, surface area, amount of freeboard in design storm event, etc.). [Use separate sheet(s)]. For a sufficient application, the information must demonstrate compliance of final discharge with permit effluent t limits (pH - 6-9 SU, Total Suspended Solids (TSS) = 30 mgll, and Settleable Solids (SS) - 5 mlll); or must demonstrate that the recycle system has sufficient capacity to contain runoff from a 25-year, 24-hr rainfall event plus one foot of freeboard under design operating conditions. . W Page 3 of 5 SWU-229-101905 Last revised 10/19/2005 NCG140000 N.O.I. 16) Are wastewater treatment facilities (including recycle systems) planned in the 100-year flood plain? ®'No ❑ Yes If so, include information to demonstrate protection from flooding. (Minimum design requirements for treatment works include protection from the 100-year flood, per 15A NCAC 2H .0219.) 17) Hazardous Waste: a) I,hi s.,this facility a Hazardous Waste Treatment, Storage, or Disposal Facility? L7 N o ❑ Yes b) Is this facility a Small Quantity Generator (less than 1000 kg. of hazardous waste generated per month) of h�azzaa dous waste? o ❑ Yes c) Is this facility a Large Quantity Generator (1000 kg. or more of hazardous waste generated per month) of hazardous waste? IJ No ❑ Yes d) If you answered yes to questions b. or c., please provide the following information: Type(s) of waste: How is material stored: Where is material stored: How many disposal shipments per year:. Name of transport / disposal vendor:_ Vendor address: 18) Certification: North Carolina General Statute 143-215.6 B(i) provides that: Any person who knowingly makes any false statement; representation, or certification in any application, record, report, plan, or other document filed or required to be maintained under this Article or a rule implementing this Article; or who knowingly makes a false statement of a material fact in a rulemaking proceeding or contested case under this Article; or who falsifies, tampers with, or knowingly renders inaccurate any recording or monitoring device or method required to be operated or maintained under this Article or rules of the [Environmental Management] Commission implementing this Article shall be guilty of a Class 2 misdemeanor which may include a fine not to exceed ten thousand dollars ($10,000). I hereby request coverage under the referenced General Permit. I understand that coverage under this permit will constitute the permit requirements for the discharge(s) and is enforceable in the same manner as an individual permit. I certify that I am familiar with the information contained in this application and that to the best of my knowledge and belief such information is true, complete,, and accurate. Printed Name of Person Signing: (' QrI'l Title:l I G ivr'cnT — — (Signature of4pplicant) 0 (Date Signed) Notice of Intent must be accompanied by a check or money order for $80.00 made payable to: NCDENR ! Page 4 of 5 5WU-229-101905 Last revised 10/19/2005 NCG140000 N.O.I. Final Checklist This application will be returned as incomplete unless all of the following items have been included: ❑ Check for $80 made payable to NCDENR. ❑ This completed application and all supporting documentation (including design details and calculations for treatment systems). ❑ If an Erosion & Sedimentation Control (E&SC) Plan is required from Division of Land Resources (DLR) 1 or local designee. documentation verifying applicant has developed and submitted that Plan to the governing agency (required per 15A NCAC 02H .0138). "A' ❑ For new sites (or sites that will install new treatment facilities): Three (3) copies of plans and specifications for wastewater treatment facilities (including recycle systems), signed and sealed by a Professional Engineer or qualified staff meeting requirements of G.S. 89C-25 (7). �, El For existing sites: three (3) copies of plans and specifications for wastewater treatment facilities. (including i recycle systems) as built, stamped and sealed by a Professional Engineer, or (only if plans not available) a detailed diagram of treatment systems in place that includes information such as tank volumes, dimensions, retention time, piping, settling basin details, etc. ❑ A site map showing, at a minimum, (existing or proposed): (a) outline of drainage areas, (b) stormwaterlwastewater treatment structures, (c) location of stormwater/wastewater outfalls (corresponding to which drainage areas), (d) runoff conveyance structures, (e) areas where materials are stored, (f) impervious areas, and (g) site property lines_. ❑ A county map or USGS quad sheet with location of facility clearly marked. Mail the entire package to: Stormwater Permitting Unit Division of Water Quality 1617 Mail Service Center. Raleigh, North Carolina 27699-1617 Note The submission of this document does not guarantee the issuance of an NPDES permit. For questions, please contact the DWQ Regional Office for your area. DWQ Regional Office Contact Information: Asheville Office ...... (828) 296-4500 Fayetteville Office ... (910) 486-1541 Mooresville Office ... (704) 663-1699 Raleigh Office ........ (919) 7914200 Washington Office ...(252) 946-6481 Wilmington Office ... (910) 796-7215 Winston-Salem ...... (336) 771-4600 Central Office .........(919) 733-5083 Page 5 of 5 SWU-229-101905 Last revised 10l19/2005 LAUGHTER, AUSTIN and ASSOCIATES, P.A. 131 Fourth Avenue East Hendersonville, North Carolina 28792 Telephone (828) 692-9089 or (800) 858-5263 Facsimile (828) 693-8822 FAR COVER Date: OCTOBER 312005 Time: To: Bethany Georgoulias Phone: 919 733-5083 ex 529 Company: surface water protection Fax # 919 733 24%;o, From: JON LAUGHTER E-Mail: laapa@bellsouth.net SKEET Re: Request for information Permit NCG140354, Henderson County LAA # 05371 MESSAGE: ADDITIONAL info on required Plans and Specifications. Also need your E-mail Bethany.GeorgouliasCa7ncinail.net failed to connect. Contact me with questions or comments THANK YOU. Jon Laughter, Austin and Associates From: Bethany Georgoulias (bethany.georgoulias@ncmail.net] Sent: Friday, October 28, 2005 2:48 PM To: laapa@bellsouth.net Cc: Roy Davis Subject: Kingway Redi Mix, Inc. (NCG140354) Request Attachments: NCG14_NOl.pdf; Rainfall_Data_Maps.pdf; NCG14_Cover_2005.pdf ME, NCG14_NOI.pdf Rainfalf_Data_MapsNCG14_Cover_200 (53 KB) pdf (170 KB... 5.pdf (151 KB) Mr. Laughter, It looks like you had my correct e-mail address -- I'm sorry your message didn't get to US. I did receive your fax this morning. Attached are a few items: -Our recently updated NO2 form, which better explains requirements of the application process. Because that form also addresses the Authorization to Construct process, it should be helpful to you in Kingway's request for an ATC. Because this site already has a COC for NCG140000, Kingway's request for an ATC should be submitted in the form of a letter with supporting plans & specifications, and calculations, to the Stormwater Permitting Unit in Raleigh (our address is on the last page of the form). The ATC request will be assigned to one of the staff in our Unit when it comes in. -Rainfall Data Maps taken from the 1993 Stormwater Guidance Manual (North Carolina Cooperative Extension Service and NCDENR publication). From the maps, Hendersonville's 10-yr, 24-hr storm is between 7-7.511, and the 25-year storm appears to be closer to 811. -A DRAFT cover sheet we have put together to accompany the NCG14 permit. We are still gathering comments, so it's not final -- but the second page also addresses ATC requirements and has some information about designing recycle systems (not sure if Kingway has, or has plans for this type of system or not). I included the cover sheet for your information because it also explains why simply sizing something for a 10-year storm is not necessarily the only calculation we look for -- we also need to see. information and/or talcs demonstrating that the discharge from the treatment system (basins, etc.) will meet permit limits for total suspended solids, settleable solids, and pH. (For example, details of a pH treatment method, settling calculations, etc.) By the way, our new NOI is also available on our website under the General Permits link here: http://h2o.enr.state.nc.us/su/Forms—Documents.htm#StormwaterGP I hope this information will be helpful to you. If you have questions, please let us know. Regards, Bethany Georgoulias Environmental Engineer NC DENR DWQ Stormwater Permitting Unit (919) 733-5083, ext. 529 bethany.georgouliasCncmail.net 1 25-year 1 day precipitation (Inches) Snl� in m"s 0 20 so M 100 RAINFALL DATA MAP 6 S.5 6 5.5 6 6.5 1 a r,•4•+ f I T— -- — --T,---ram , ,`. , � a.Tes �{ •• lTOxlf •OCx1xOx. r ++ v' `fir w...tw 1i r � l!!40 _ 1 •.•x"l� / er 5.5 •� f ounro.D , l_, / Z. •y'1'rxr,*�'��C,IOw[ll1 .+o.. • !art '�"� �`� Id 1 e, _' x1Sx � � , '�rID�SAx�•r N I 1 / DOr[OWC� �L r --� "V 11[ w•Lnwt / ' MDw.w .x Op[MI 6 [waTY.Y ' w. / '\ w,.I SO� � .....l� . C• w"• i r.uroAT Ire !.[ w1� IIIF S,.xiY�b. \\\ w,"MI1T '� J 1•.oc 6 1 Oarir ♦ •wi V / / 'r, .r * l[xOr"•� / - .Ow[1 0 t� iOr awsQx ,r"M /xOxL \ 3►�F YY! ' Q — 9 VVR1x V � r 6 a5 _'_'A %\ Y .txot• g� 8.5 th w 7 Michael F. Easlev, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources SURFACE WATER PROTECTION October 10, 2005 Mr. Garry King Kingway Redi Mix, Inc. 14 Nix Road Hendersonville, North Carolina 28792813 Dear Mr. King: Alan W. Klimek, P.E. Director Division of Water Quality Asheville Regional Office ca NC i 4; [.. T SUBJECT: Kingway Redi Mix, Inc. Proposed New Construction Permit No: NCG140354 Henderson County I now have a better understanding regarding Surface Water Protection Section expectations relating to plans and specifications for new wastewater treatment systems to be constructed by anyone in the Ready Mix Industry. Prior to constructing the proposed treatment/reuse basins at your Henderson County Plant you will need.to submit three copies of plans and specification along with design calculations and a request for an Authorization to Construct. The people reviewing the plans will be looking for a demonstration that -the proposed system will meet effluent limits. No fee is involved in ;� requesting an Authorization to Construct., - 7 �2�F14P Kingway will be building its' first waste water/storm water treatment/reuse system. The system will be built in the back of you property where in can receive all wash water and storm water runoff. When designing the project you might wish to consider that systems designed to overflow only in rain storm which exceed a 10 year-24 hour storm event are not required to perform self monitoring. I would suggest that Jon Laughter call Ms. Bethany Georgoulias at his earliest convenience to insure that he has an understanding as to exactly what we need in the way of plans and specifications. Ms. r Georgoulias may be reached at 919-733-5083, extension 529. I urge you, within the next few days, to send me a letter presenting the date by which plans and specifications and design calculations for the new wastewater treatment system will be submitted. It does not look good for you to miss the first requirement in your Certificate of Coverage.. Please do not hesitate to call me at 828-296-4659 should you need to discuss these matters in greater detail. Sincerely, Roy M vis Environmental Engineer cc: Bethany Georgoulias Jon Laughter one Np Carolina ,llatrr -ally ® 2090 U.S. Highway 70, Swannanoa, NC 28778 Telephone: (828) 296-4500 Fax: (828) 299-7043 Customer Service 1 877 623-6748 iviiciiaei F. Easiey, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources Alan W. Klimek, P.E. Director Division of Water Quality Asheville Regional Office SURFACE WATER PROTECTION October 20, 2005 i.� r__.,.... Mr. Garry King Kingway Redi. Mix, Inc. 14 Nix Road Hendersonville, North Carolina 28792 SUBJECT: Kingway Redi Mix, Inc. Permit No: NCG140354 Henderson County Dear Mr. King: I thought I should call to your attention that General Permit Number NCG140000 requires the preparation of a Storm Water Pollution Prevention Plan. The content of such a Plan is detailed in the Permit. You should proceed with preparation of such a Plan. Three month is probably more than enough time for Plan preparation. A component of your Plan will be a schedule by which you will provide secondary containment of any liquids stored in bulk such as vehicle fuel. It occurs to me that you might take a look at connecting the two culverts on your property to hopefully reduce the volume of stormwater coming onto your property. One of the issues Jon Laughter will want to consider is the reuse of treated storm/wash water. Such treated water is typically used for inclusion in the mix and as drum wash water. I encourage both for the reason that doing so reduces the amount of treated wastewater released to the environment. Jon will need to know your plans in this area. Go ahead and start self monitoring in accordance with the requirements of General Permit Number NCG140000. Hendersonville has at least one commercial laboratory that I know of which can perform analysis for you. Speaking of self monitoring; I suggest that Jon Laughter include a means of measuring the rate of overflow from the treatment system. Please do not hesitate to call me at 828-296-4659 should you need to discuss these matters in greater detail. Sincerely, Roy M Davis Environmental Engineer cc: Bethany Georgoulias Jon Laughter NCG 14D354LETTER2.05 No hcarolina nturrr!!y 2090 U.S. Highway 70, Swannanoa, NC 28778 Telephone: (828) 296-4500 Fax: (828) 299-7043 Customer Service 1 877 623-6748 r DB 42B/3B5 I f N/F CHA,2L55 Je 5T ePP DB 42B/3B5 1 ' co f J O 1 d/F OLNER M. dr LOU1 B ORR DB 7001359 I HOW ARD 'GAP ROAD SR 1006 J f rn •� N/F FRBD E B4IVB DB 4231149 1_- N/F PATRICIA ANN PATT6R5ON N/F WILLAM & MARY JAN2 1 rn DB 906/324 PATTER508 DB 604/735 m71 `. JOB NO. 05- .371 1 1 I I .. I 1 B" DIAMETER OPENNINC WILL BE PROVIDED BETWEEN BA515. OPENNINC' WILL BE LOCATED O. B INCHE5 OF FLOOR 5LAB . I N/F ANNB N. RBDMAN 1 DB 960/645 ,5 TORMWA TER PDL UIION PREVENTION FA(`LITY DETAIL5 OWNER: CAR)l K. ,CINC KING; WA Y REDI I IX, INC. 14 Nix Road Hendersonville, NC 98792 Phone: (929) 6,05-7110 mobile., (62e) 243-1950 DANA TWP. I 9E1VDER501V COUNTY, N.C. I LAUGHTZR, AU5TIN ANO A550CIATE5, P.A. 131 FOURTH AVENUE V5T HENDER50N/ILLE, NORTH CAROINA 29792 (,929) ' 692- 9099 CREW CHIEF 1 CHECKED BY JHL I DATE I SHEET NO. DRAWN BY �5P SCALE I" = 50 FT 10127105 1 OF 3 cOORD. FILE DRAWING FILE 05971 FLOOD MAP PANEL NUMBER iAk PARCEL NUMBER 00967051124053 SECTION E-E' SI:I I1T►r Yitr i D 5.0' 49.34' 16.00' m Z u� BASIN W. Q m 0. 67 0 B'� PLAN SECTION C-Cr SECTION A -A' D' C' A' I I � I - 4.01 4.0' 4.0' SECTION B-B' SECTION D-D' 5 TORMWA T �R POL_ UTION PR� V,ELATION FA CILI7Y Di� TAIL 5 01�/NE,2.• C,A2Y K. KINC KIN( WAY' eMf 111M, INC. 14 Nix Rod d Hendersonville, NC 28792 Phone: (629) 605-7116 tfoh#e: (929) 243-1950 JOB NO. 05- 371 W �5 KEBABS °z7 ® 12"0% both wdrs #6 REBAR5 #4 RE3AR5 BENT BENT @ 12" o% @24" o% A 4 Q n• #4 REBAR5 ® 6"o% . both ways DETAIL i L F NMI �rr�0a51 �=. ,S S• JOB NO. 05- 371 5 TORIIIWA TER FOL UTION F EVENTION FACILITY DETAILS OWNER: GAS I K. KINC KIN(;WA K RZDI MIX, INC. 14 Nix Woad Hender5on✓ille, NC 2,9792 Phone: (020) 605-7116 .Mobile: (92B) 243--1950 ru 5 PD ru ZT Com k E SILO C _ o r E �+ \ ;? / T I 6" DIAMETER OFfNXINC; W. 914 -VIF AANZ M. tD MdA--gVdl5 Storage a R6C10N '2 and area PROPOSED ST �YVWA TER _QO L ID)?i�VgNTION To)?MWA 4�- +FA CILITY -+ Q) 5 .�*11 PZa1OA1 J�-?' .Vo, 14 L� G /Ojez� VEN TIC YT ditch oper. OAD, � } - � lsm � � V �* � HOW,4)eD GAP al C` -'-7a ,Zrw1 w%q r�i-e W hV 4(:; ��c-e��✓T I N!F 1CHi i L1P. ! B/J95 1� i 1 I �3 4?0,'J&5 f I fr �~ I diF OLA--- H. 3 tMlo3 0RA? ! Gv ; A7/J59 1 r -- A HoWARD clOAD, Sid 1006 J �;n � 1 - J 1 � 1 � N/F PAT:7!uG1 AN,1' ?riTTL2,:CN N/F WIL.LL4y d Mey .owe sr u.7 40A/3.�1 FATTCR50N 1 1 Ow W417J5 . G9 123/;49 1 Y i•:'rX 2v r? � ?hone: f�.PJ) 665-7110 P7c5L'e: (v2i �r3-19.`J L!'iNl. Pr'f. H"YG� E':iC,V GO✓N'Tr . J. L". LAUCH,55k AU-'STiJ AND A- —12AT , P-1. j 131 r':,'URTV AVEN!ff' 11:T HeNy °r;SDN✓1LLc, NO; TLI C.':ROLINA 26792 I 692- 9D6' I CREW COJ CHECKED 6Y ve/, II �ATT I SH_ET NO. � ORA"4 6Y ISCAU 1. a SO FT iilO/P7/Pil 1 GF .' NO. 05-3 71 zw 0597! Laughter, Austin and Associates, P.A. Engineering • Planning . Land Surveying 131 FOURTH AVENUE EAST HENDERSONVILLE, NORTH CAROLINA 28792 692-9089 858-5263 JON H. LAUGHTER 693-8822 DONALD J_ AUSTIN LAA@ioa.com May 18, 2006 Ken Pickle, PE NC DWQ 1617 Mail Center Raleigh, NC 27699-1617 (828) (800) Facsimile (828) E-Mail: Subject: General Permit No. NCG140000 ✓ Kingsway Ready Mix, Inc. COC NCG 140354 Henderson County Dear Mr. Pickle: -- refCr ,a Inaccordance with your letter dated July 29, 2005, the following revised application with construction plans is forwarded for necessary action. Please note the Owner intents to construct a facility that will recycle wash water and storm water back into the concrete mixing process. This gray water will be retained in a series of three concrete settling basins with the computed capacity to hold the ten year storm event discharging from the truck filling area. The final basin will hold grey water that will be recycled daily in making concrete. It is our understanding that construction of any treatment facility requires an Authorization to Construct from the Division of Water Quality. Please contact me at 828 692-9089 if you have any questions concerning this Application. Thank you. Sincerely, Laughter, Austin and Associates, PA Jon H. Laughter READY MIXED CONCRETE SITE SURFACE WATER PROTECTION REFERENCE NCG140354 NARRATIVE TO ACCOMPANY APPLICATION TO CONSTRUCT The ready mix concrete site is existing. Storm water and wash water presently are discharged on the;ground. This application is required prior to an Authorization to Construct being issued to the Property Owner. This general application permit is a combined storm water and wastewater discharge _, _.le permit. The design storm event is 10 year 24 hour storm. This permit addresses process wastewater discharge fdrm vehicle and equipment cleansing, recycle system overflow, r rnixing 'drurri clean out. The area marked Region 1 and Region 2 used by the ready mixed company to load and Wash equipment is to- 2500 sq feet. Remaining on- site and off site areas which are subject to storm water will be ignored because the storm flow is deflected away from the loading and wash area. See Figure 1, Plan View. The volume of runoff collected from Region 1 and Region 2 is 42 cubic feet with a peak discharge of 0.39 cfs. The discharge will be retained in the 30' by 32' concrete basin (A). The capacity of BASIN (A) is 1440 cubic feet (one day and a half storage).. One feet free board is provided before the discharging into BASIN `B'. BASIN `B' will provide an additional twelve hour storage The volume of Basin (b) will retain the storm water an addition 5 hours. See drawings entitled, storm water pollution prevention facility details Sheets 1,2, AND 3. Basin (C) will provide additional settling time. Water collected in this basin will pumped into the non potable water system which supplies redi mix trucks. Each day the demand for recycled water will exeed the volume available. Wash water and storm runoff will not be discharged to surface waters. i RUNOFF CALCULATIONS Laughter, Austin, and Associates 131 Fourth Avenue East Hendersonville, NC 28792 �z ii X 4 0C o November 3, 20055 `,��oe�seep�ec %` A. � � L '�— L-I S03 � A sup. 'Mf fix'. Jn� , +�*ttElit 1Tr,rr' -�\A CAI�� NO. 4066 �QI N V; �y LAUD' Runoff Calculations LMNO Engineering, Research, and Software, Ltd. Overview Laughter, Austin, and Associates computes runoff from a concrete area plus the rain . falling directly on a stormwater pollution prevention facility (SWPPF). The runoff collects in the SWPPF. Runoff is computed at times of 10, 30, and 60 minutes into a 24- hour storm. The water depth in the facility is computed for those time periods. The storm intensity is 7 inches per 24 hours. Also, the peak discharge from the storm is computed. The results indicate that for the 7-inch, 24-hour design storm, the water depth in the SWPPF will be 0.2 inch, 0.4 inch, and 0.5 inch after 10 minutes, 30 minutes, and 60 minutes into the 24 hour storm. The peak discharge into the facility will be 0.39 cfs. Description A plan view of the project is shown in Figure 1. Precipitation onto Region 1 (Area 1 in the figure) runs off into Region 2 (A2 in the figure) which is the SWPPF. Rainfall also falls directly onto Region 2. Figure 1. Plan View) A C A fa +r`e' Ai7fiK srt . qTw, j - - -- --- - ,SrJu7Y LJ MOW APD OW 1,4; �rrFsa it-1Nt4'WAY !?r,OI . Y.Y,.. INC. i;lsrxdersar7rf/Is, N% �Fi9.� Figure 2 shows the Soil Conservation Service (SCS) Types 1, IA, 11, and III 24-hour rainfall distributions. North Carolina is geographically located in the region of the USA where Type 11 storms occur. The figure indicates the fraction of rainfall that falls at various times after the beginning of a standard Type II storm. The figure shows that at 10, 30, and 60 minutes into a 24-hour storm, the fraction of total storm rainfall that falls is approximately 0.01, 0.02, and 0.03, respectively. - Page 1 0 Figure 2. SCS 24-hour Rainfall Distribution (SCS, 1986) (y-axis reads "Fraction of 24-hour rainfall" and x-axis reads "Time, hours") UK 0. P it 5 I { a B 3 6 9 t2 15 to 21 24 Ties. b•vts Summm of Data The data provided Rainfall: 7 inches in 24 hour period Al = Area of Region 1 = 1600 ft2 = 0.037 Acre A2 = Area of Region 2 = 30 ft x 32 ft = 960 ft' Region 1 is hardpacked gravel. Runoff from Region 1 flows into Region 2. Assume no flow out of Region 2. c, = Rational coefficient for Region 1 (concrete) = 0.9 CN = SCS Curve Number for Region 1 (concrete) = 98 Water Depth in SWPPF To compute the water depth in the SWPPF, the first step is to compute the amount of rain that falls in 10, 30, and 60 minutes during the 24-hour storm: The amount of rain that falls in 10 minutes is 7 in. x 0.01 = 0.07 in. The amount of rain that falls in 30 minutes is 7 in. x 0.02 = 0.14 in. The amount of rain that falls in 60 minutes is 7 in. x 0.03 = 0.21 in. Now, compute the volume of water collected in the SWPPF. Note that 0.9 is the runoff coefficient for Region 1. Volume of runoff collected in the SWPPF after 10 minutes is: .e Page 2 Volume from Region l + Volume from Region 2 = (0.07 in../ 12 in./ft) x 0.9 x 1600 ft2 + (0.07 in. / 12 in./ft)(960 ft2) = 14 ft' Volume of runoff collected in the SWPPF after 30 minutes is: Volume from Region 1 + Volume from Region 2 = (0.14 in. / 12 in./ft) x 0.9 x 1600 ft2 + (0.14 in. / 12 in./ft)(960 ft2) = 28 ft' Volume of runoff collected in the SWPPF after 60 minutes is: Volume from Region 1 + Volume from Region 2 = (0.21 in. / 12 in./ft) x 0.9 x 1600 ft2 (0.21 'in. / 12 in./ft)(960 ft) = 42 ft' The water depth in the SWPPF can then be computed: Water depth after 10 minutes = (14 ft3)(12 in./ft) / (960 ft2) = 0.18 in. Water depth after 30 minutes = (28 ft3)(12 in./ft) / (960 ft') = 0.35 in. Water depth after 60 minutes = (42 ft3)(12 in./ft) / (960 ft') = 0.53 in. Peak Discharge Determining the best method to use for computing peak discharge depends on the time of concentration. The time of concentration for Region 1 is approximately 1.9 minutes according to the FAA equation (LMNO, 2003): t' = 1.8 (1.1 - c) L°' S / S" where: tc = Time of concentration (min) c = Rational coefficient for Region 1 = 0.9 L = Longest watercourse length in Region l (ft) S = Region 1 slope, %. L is approximately 60 ft and S is 3%. Therefore: tC = 1.8 (1.1 - 0.9) (60)0.5 / (3)v3 = 1.9 min. The peak discharge from the 24-hour storm is best computed using the SCS TR-55 method since it was developed for 24-hour storms; whereas, the Rational Method is best used for storms having durations approximately equal to the time of concentration. A 6- min time of concentration was used in the SCS modeling in Figure 3 since that is the typical minimum for the TR-55 method. Page 3 im— Figure 3. Peak Discharge Calculation (screen capture from http://www.LMNOeng.com/Hydrology/hydrology.htm) ,t.��-�,_ � ._F�esetln�uts to'� fl�__�� All features enabled f, CUCk toCafculate a.� OUTPLTS Peak-- Discharge, Qp (cis or ffi'fs): 10.3947728814503172 Peak Discharge in cfs or W& !i: Runoff; Q (inch): 6.7609163323449035 C I999 LNV40 Eaeiueerine, Unit Peak Disch., Qu (cfse'mi inch): 11009.99680512071 B5 - Research. and Sofmmre, Ltd. Pond and Swamp Factor, Fp: 1.0 http:t;T'-"-wI-NiNOe"'cum Initial Abstraction, la (inch): 0.04081632653061221 ENPUTS OR OUTPiTi'S r Enter these three quantities: Select Units: Total Watershed Area,A(Acre)-- lq.037, Area in Acre !F= ih erall Cur% a lumber. Chi: 98 T irme of Conc., T ravel Times in min '-_7 Time of Concentration, Tc (min): 6 ENPLITS Rainfa_ Distribution Type II I€: Precipitation, F(inch) 17 Precipitation (and R unaff] in inch ih < Ponds, Swamps (°06 of Total :k-rea): 0.0 Conclusions The water depth and peak discharge were computed for the Stormwater Pollution Prevention Facility shown in Figure 1. For the 7 inch, 24 hour design storm, the water depth in the facility will be 0.2 inch, 0.4 inch, and 0.5 inch after 10 minutes, 30 minutes, and 60 minutes into the 24 hour storm. The peak discharge into the facility will be 0.39 cfs. U.S. Soil Conservation Service. Technical Release 55: Urban Hydrology for Small Watersheds. USDA (U.S. Department of Agriculture). June 1986. Page 4 0 Dept of Environment and Natural Resources 3/22/2005 *+80.00 Eighty and 001100*************+* r*rxw+rrr+t+i * t r+y w*+r+r rr+r*+++*w+r ++**** rx r* trr* r+ rr+++++*w tw*+*►w*+++r++++ r*w*a**+*rrrrr+r Dept of Environment and Natural Resources Division of Water Quality 1617 Mail Service Center Raleigh, NC 27699-1617 Dept of Environment and Natural Resources 3/22/2005 Mountain 1st Checki Dept of Environment and Natural Resources 3/22/2005 Mountain 1st Checki MUM �I :QfX e NU-,Rb 554- �° �°E� 023897 , READY WXINC, + + 3/Z1/2005 H MX ROM • MENOERSONVLLE. NC 29792 (am Mum pu1NE Dapt dU Envlaonmeat and Nattt:G. PC,40U-%CQz rr54 DO ORM" or s ligflty and �Y7 ��4 Y�r tiff►ix�V�Y s1i�11AFx +lY rx k/l�{�A.a /!�'�.r:r*srrrs.t —.— OOliJ1R9 Dept a{ Ertvlaanmtnt. and .IJaLurtat Division 06 Uatc: Quality t�utr[aswrm+otu�it RalzA.g►t.�NU :7s49-tLll ( � unto V0 2389 7V 1.0 3 l L 2 ss 2 Lj: LOOOQO 2 39 M �0000OQ80O0a' Posted$80.00 �� s • Division of Water Quality 1 Surface Water Protection NCDENRNational Pollutant Discharge Elimination System "` w C—w '—. []crvmkurr ar ENVIaoNMENT IW� NnW.a� RC3IXJAGE3 NCG140000 NOTICE OF INTENT FOR AGENCY USE ONLY Date Received Year Month Da Certificate of coverage C 4 Check # Amount Permit Assigned to National Pollutant Discharge Elimination System application for coverage under General Permit NCG140000: STORMWATER AND PROCESS WASTEWATER DISCHARGES associated with activities classified as: SIC (Standard Industrial Classification) Code - 3273 Ready Mixed Concrete For new plant sites that will discharge or recycle process wastewater (even if commingled with stormwater): This NOI is also an APPLICATION FOR Authorization to Construct (ATC) wastewater treatment facilities. ATC requests must be submitted at least 90 days prior to construction'. For existing plant sites discharging or recycling process wastewater (even if commingled with stormwater): This NOI is also an APPLICATION FOR Authorization to.continue to operate wastewater treatment facilities in place. Construction, modification, or installation of any new treatment components at an existing site requires an ATC. Treatment facilities used to treat or recycle process wastewater (including stormwater BMP structures treating process wastewater flows commingled with stormwater) require an ATC prior to construction per 15A NCAC 2H .0138. The authorization to construct or continue to operate will be issued at the same time as the Certificate of Coverage (COC) for the NCG14 permit. Design of treatment facilities must comply with requirements of 15A NCAC 2H .0138 & .0139. Construction of wastewater treatment facilities (this includes recycle systems) at new or existing plant sites requires submission of three (3) sets of plans and specifications signed and sealed by a Professional Engineer (P.E.) or qualified staff' along with this application. A copy of the design calculations should be included. Please see questions 14 & 15. AN' a For questions, please contact the DWQ Regional Office for your area. (See page 5) (Please print or type) 1) Mailing address of ownerloperator (address to which all permit correspondence will be mailed): Name isn4 Street Address City / noe'e Telephone No. tI 2) Location of facility producing discharge: Facility Name . Facility Contact Street Address City County Telephone No. ti�- � Cea M r 1n ncf e;LLc rn State ZIP Code 819 2 Fax: - a 9 7.2 2. yZ State t)C- ZIP Code !K28' Lo91-?Egg __ Fax: T*Z? (n 9 7-22Y2_ Page 1 of 5 'As per 15A NCAC 21-1.0106 'Unless treatment facilities are designed, constructed, and put into operation by employees internal to the company who are qualified to perform such work for their respective companies in accordance with General Statutes, 89C-25 (7), plans and specifications must be signed and sealed by a P.E. S SWU-229-101905 Last revised 10/19/2005 NCG140000 N.O.I. 3) Physical location information: Please provide a narrative description of how to get to the facility (use street names, state road numbers, and distance and direction from a roadway intersection). 43AP c� _i(n+�� �o le�`� onfo /SAX Q� Fins-'-&'J, C__an. (A copy of a county map or USGS quad sheet with facility clearly located on the map is a required part of this application.) 4) Latitude 3s"° 21, faLongitude ° (deg, min, sec) 5) This NPDES Permit Application applies to which of the following: ❑ New or Proposed Facility Date operation is to begin LEr Existing 6) Standard Industrial Classification: Provide the 4 digit Standard Industrial Classification Code (SIC Code) that describes the primary industrial activity at this facility SIC Cade: 3— - - -3 7) Provide a brief description of the types of industrial activities and products produced at this facility: (Include a site diagram showing the process areas present at this facility.) 8) Discharge points / Receiving waters: How many discharge points (ditches, pipes, channels, etc.) convey stormwater and/or wastewater from the property? _. _0 h e- What is the name of the body or bodies of water (creek, stream, river, lake, etc.) that the facility stormwater and/or wastewater discharges end up in? C L e o r C nee K If the site stormwater discharges to a separate storm sewer system, name the operator of the separate storm sewer system (e.g. City of Raleigh municipal storm sewer). Receiving water classification (if known): Note: Discharge of process wastewater to receiving waters classified as WS-II to WS-V or SA must be approved by the N.C. Dept. of Environmental Health.. If DEH does not approve, coverage under NCG140000 cannot be granted. No new discharges of process wastewater are permitted in receiving waters classified as WS-1 or freshwater ORW. 9) Does this facility have any other NPDES permits? [?'No ❑ Yes If yes, list the permit numbers for all current NPDES permits for this facility: 10) Does this facility have any Non -Discharge permits (ex: recycle permits)? OE'No ❑ Yes If yes, list the permit numbers for all current Non -Discharge permits for this facility: 11) Does this facility employ any best management practices.for stormwater control? ❑'No ❑ Yes If yes, please briefly describe: Page 2 of 5 5wU-229-1019U5 Lastrevisea 1U/i9/'Luub NCG140000 N.O.I. 12) Does this facility have a 5tormwater Pollution Prevention Plan? BIN ❑ Yes If yes, when was it implemented? 13) Are vehicle maintenance activities occurring or planned at this facility? D-No ❑ Yes Wastewater Treatment Design Information 14) Are discharges occurring or planned from any of the following process wastewater generating activities? Vehicle and equipment cleaning ❑ Yes Cl No Wetting of raw material stockpiles ❑ Yes ❑ No Mixing drum cleaning 2 Yes ❑ No If yes to any of the above, please describe the type of process used to treat and/or recycle the process wastewater. For a sufficient application, you must provide design specifics (e.g., design volume, retention time, surface 1 - area, etc.) and calculations to demonstrate compliance with permit effluent limits (pH — 6-9 SU, Total Suspended Solids (TSS) — 30 mg/i, and Settleable Solids (SS) — 5 ml/I.) [Use separate sheet(s)]. If all these discharges are recycled, please refer to Question 15. For plants that recycle and/or discharge process wastewater: When applying for this permit, you are also applying for an authorization to construct (new treatment facilities) or authorization to continue to operate (existing treatment facilities) as part of the NOI. For new sites, you must submit three (3) sets of design plans and specifications with this application and provide supporting calculations that predict compliance of final discharge with permit limits. For existing sites, applicants should submit three (3) sets of plans and specs for facilities as -built .and provide as many design details as possible, or submit a detailed diagram of treatment systems in place that includes information such as tank volumes, dimensions, retention time, piping, settling basin details, etc. Please note: If new treatment systems are planned for an existing site, an ATC will be required prior to construction of those facilities. Plans/specs/calculations prepared by a P.E. and the request for an ATC may be submitted with this NOI, or separately at a later date. DWQ may request the status of your plans for requesting an ATC upon issuance of the COC. 15) Does the facility use or plan to use a recycle system? ❑ No 2-�es If yes, what size storm event is the system designed to hold before overflowing? (for example, 10-yr, 24-hr) 1 year, 24-hr rainfall event For a recycle system (regardless of when it overflows), please provide plans, calculations, and design specifics (e.g., throughput assumptions/water balance, design volume, retention time, surface area, amount of freeboard in design storm event, etc.). [Use separate sheet(s)]. '— For a sufficient application, the information must demonstrate compliance of final discharge with permit effluent limits (pH — 6-9 SU, Total Suspended Solids (TSS) - 30 mgll, and Settleable Solids (SS) — 5 mlll), or must demonstrate that the recycle system has sufficient capacity to contain runoff from a 25-year, 24-hr rainfall event plus one foot of freeboard under design operating conditions. Page 3 of 5 is SWU-229-101905 Last revised 10/1912U05 NCG140000 N.O.I. 16) Are wastewater treatment facilities (including recycle systems) planned in the 100-year flood plain? O^o ❑ Yes If so, include information to demonstrate protection from flooding. (Minimum design requirements for treatment works include protection from the 100-year flood, per 15A NCAC 2H .0219.) 17) Hazardous Waste: a) Is this facility a Hazardous Waste Treatment, Storage, or Disposal Facility? B--N'o ❑ Yes b) Is this facility a Small Quantity Generator (less than 1000 kg. of hazardous waste generated per month) of hazza dous waste? Q'No ❑ Yes c) Is this facility a Large Quantity Generator (1000 kg, or more of hazardous waste generated per month) of hazardous waste? l� No ❑ Yes d) If you answered yes to questions b. or c., please provide the following information: Type(s) of waste: How is material stored: Where is material stored: How many disposal shipments per year: Name of transport 1 disposal vendor: Vendor address: 18) Certification: North Carolina General Statute 143-215.6 B(i) provides that: Any person who knowingly makes any false statement; representation, or certification in any application, record, report, plan, or other document fled or required to be maintained under this Article or a rule implementing this Article; or who knowingly makes a false statement of a material fact in a rulemaking proceeding or contested case under this Article: or who falsifies, tampers with, or knowingly renders inaccurate any recording or monitoring device or method required to be operated or maintained under this Article or rules of the [Environmental Management] Commission implementing this Article shall be guilty of a Class 2 misdemeanor which may include a fine not to exceed ten thousand dollars ($10,000). I hereby request coverage under the referenced General Permit. I understand that coverage under this permit will constitute the permit requirements for the discharge(s) and is enforceable in the same manner as an individual permit. I certify that I am familiar with the information contained in this application and that to the best of my knowledge and belief such information is true, complete, and accurate. Printed Name of Person Signing: C, a " Title: t ncs"'le",-/ (Signature (Date Signed) Notice of intent must be accompanied by a check or money order for $80.00 made payable to: NCDENR Page 4 of 5 0 avvu-pia-iuiyu5 Last revised iuriw2-005 NCG140000 N.O.I. Final Checklist This application will be returned as incomplete unless all of the following items have been included: ❑ Check for $80 made payable to NCDENR. ❑ This completed application and all supporting documentation (including design details and calculations for treatment systems). FElIf an Erosion & Sedimentation Control (E&SC) Plan is required from Division of Land Resources (DLR) or local designee: documentation verifying applicant has developed and submitted that Plan to the governing agency (required per 15A NCAC 02H .0138). K"a❑ For new sites (or sites that will install new treatment facilities): Three (3} copies of plans and specifications for wastewater treatment facilities (including recycle systems), signed and sealed by a Professional Engineer or qualified staff meeting requirements of G.S. 89C-25 (7). w❑ For existing sites: three (3) copies of plans and specifications for wastewater treatment facilities (including la recycle systems) as built, stamped and sealed by a Professional Engineer, or (only if plans not available) a detailed diagram of treatment systems in place that includes information such as tank volumes, dimensions, retention time, piping, settling basin details, etc. ❑ A site map showing, at a•minimum, (existing or proposed): (a) outline of drainage areas, (b) stormwaterlwastewater treatment structures, (c) location of stormwaterlwastewater outfalls (corresponding to which drainage areas), (d) runoff conveyance structures, (e) areas where materials are stored, (f) impervious areas, and (g) site property lines. ❑ A county map or USGS quad sheet with location of facility clearly marked. Mail the entire package to: Stormwater Permitting Unit Division of Water Quality 1617 Mail Service Center. - - Raleigh, North Carolina 27699-1617 Note The submission of this document does not guarantee the issuance of an NPDES permit. For questions, please contact the DWQ Regional Office for your area. DWQ Regional Office Contact Information: Asheville Office ...... (828) 296-4500 Fayetteville Office ... (910) 486-1541 Mooresville Office ... (704) 663-1699 Raleigh Office ........ (919) 791-4200 Washington Office ...(252) 946-6481 Wilmington Office... (910) 796-7215 Winston-Salem ...... (336) 771-4600 Central Office .........(919) 733-5083 s Page 5 of 5 SWU-229-101905 IasiIVViscu IU!i.;i2335 Eff Laughter, Austin and.Associates From: Bethany Georgoulias [bethany.georgoulias@ncmail.net] Sent: Friday, October 28, 2005 2:48 PM To: laapa@bellsouth.net Cc: Roy Davis Subject: Kingway Redi Mix, Inc. (NCG140354) Request Attachments: NCG14_NOl.pdf; Rai nfall_Data_Maps.pdf; NCG14_Cover 2005.pdf NCG14_NOI.pdf Rainfall-,Data_Maps NCG14_Cover 200 (53 KB) pdf (170 KB... 5.pdf (151 KB) Mr. Laughter, It looks like you had my correct e-mail address -- I'm sorry your message didn't get to us. I did receive your fax this morning. Attached are a few items: -Our recently updated NOI form, which better explains requirements of the application process. Because that form also addresses the Authorization to Construct process, it should be helpful to you in Kingway's request for an ATC. Because this site already has a COC for NCG140000, Kingway's request for an ATC should be submitted in the form'of a letter with supporting plans & specifications, and calculations, to the Stormwater Permitting Unit in Raleigh (our address is on the last page of the form). The ATC request will be assigned to one of the staff in our Unit when it comes in. -Rainfall Data Maps taken from the 1993 Stormwater Guidance Manual (North Carolina Cooperative Extension Service and NCDENR publication). From the maps, Hendersonville's 10-yr, 24-hr storm is between 7-7.511, and the 25-year storm appears to be closer to 811. -A DRAFT cover sheet we have put together to accompany the NCG14 permit. we are still gathering comments, so it's not. final -- but the second page also addresses ATC requirements and has some information about designing recycle systems (not sure if Kingway has, or has plans for this type of system or not): I included the cover sheet for your information because it also explains why simply sizing something for a 10-year storm is not necessarily the only calculation we look for -- we also need to see information and/or talcs demonstrating that the discharge from the treatment system (basins, etc.) will meet permit limits for total suspended solids, settleable solids, and pH. (For example, details of a pH treatment method, settling calculations, etc.) By the way, our new NOT is also available on our website under the General Permits link here: http://h2o.enr.state.nc.us/su/Forms_Documents.htm4StormwaterGp I hope this information will be helpful to you. If you.have questions, please let us know. Regards, Bethany Georgoulias Environmental Engineer NC DENR DWQ Stormwater Permitting Unit (919) 733-5083, ext. 529 bethany.georgoulias@ncmail.net 1 IN /ter` •� sw.,R 25-year 1 day precipitation (inches) Sule in mm" 0 25 s0 7s 100 RAINFALL DATA MAP 6 5 5.5- 6 5.5. 6 6.5 a + n1/'� •• SrO.[s IR0CRIMD„a ' swtlllr oRi a..!„T G•lr�r*A j •aG l,„ dull FOR��� tom• I:R.M XII I �. I< w[l /[. ,.'R. ..,GOI►„ C„AT„AM ' *4IT— ,/- •�w,ISDM �• .Ow.M e• _ 1 ~ �te 1 0. s,a„„Alb,, ..�.! 6 t.o T!r[. r .R, y[yul � a �r �. ��y\ ,i'' a �• /l �u.o,R 6 j 6.5 1/ .D . uoe„ , ! 1 8 8 8.5 a b rt' a Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources SURFACE WATER PROTECTION Alan W. Klimek, P.E. Director Division of Water Quality Asheville Regional Office October 10, 2005W.-�: 16 Mr. Garry King Kingway Redi Mix, Inc. 14 Nix Road Hendersonville, North Carolina 28792813 G ac Al SUBJECT: Kingway Redi Mix, Inc. Proposed New Construction Permit No: NCG140354 Henderson County Dear Mr. King: 1 now have a better understanding regarding Surface Water Protection Section expectations relating to plans and specifications for new wastewater treatment systems to be constructed by anyone in the Ready Mix Industry. Prior to constructing the proposed treatment/reuse basins at your Henderson County Plant you will need to submit three copies of plans and specification along with design calculations and a request for an Authorization to Construct. The people reviewing the plans will be looking for a demonstration that the proposed system will meet effluent limits. No fee is involved in ; requesting an Authorization to Construct. 7 �4q_ ff;Z Kingway will be building its' first waste water/storm water treatmentireuse system. The system will be built in the back of you property where in can receive all wash water and storm water runoff. When designing the project you might wish to consider that systems designed to overflow only in rain storm which exceed a 10 year-24 hour storm event are not required to perform self monitoring. I would suggest that Jon Laughter call Ms. Bethany Georgoulias at his earliest convenience to insure that he has an understanding as to exactly what we need in the way of plans and specifications. Ms. �v Georgoulias may be reached at 919-733-5083, extension 529. I urge you, within the next few days, to send me a letter presenting the date by which plans and specifications and design calculations for the new wastewater treatment system will be submitted. It does not look good for you to miss the first requirement in your Certificate of Coverage. Please do not hesitate to call me at 828-296-4659 should you need to discuss these matters in greater detail. Sincerely, Roy M vis Environmental Engineer cc: Bethany Georgoulias Jon Laughter One N__atur�r!!yo��nnCarolina 2090 U.S. i-lighway 70. Swannanoa. NC 28778 Telephone- (82R) 29F-45nn Far a � c rR?Rl 944-7naA rtnm.r Cnn iir i P77 C77_Ct7Ao dV F W A TF Michael F. Easley, Governor `O�0 9QG William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources uJ Alan W. Klimek, P.E. Director Division of Water Quality O `C Asheville Regional Office SURFACE WATER PROTECTION October 20, 2005 iVt Mr. Garry King Kingway Redi Mix, Inc. i. •j 14 Nix Road Hendersonville, North Carolina 28792 SUBJECT: Kingway Redi Mix, Inc. Permit No: NCG140354 Henderson County Dear Mr. King: I thought I should call to your attention that General Permit Number NCG140000 requires the preparation of a Storm Water Pollution Prevention Plan. The content of such a Plan is detailed in the Permit. You should proceed with preparation of such a Plan. Three month is probably more than enough time for Plan preparation. A component of your Plan will be a schedule by which you will provide secondary containment of any liquids stored in bulk such as vehicle fuel. It occurs to me'that you might take a look at connecting the two culverts on your property to hopefully reduce the volume of stormwater coming onto your property. One of the issues Jon Laughter will want to consider is the reuse of treated storm/wash water. Such treated water is typically used for inclusion in the mix and as drum wash water. I encourage both for the reason that doing so reduces the amount of treated wastewater released to the environment. Jon will need to know your plans in this area. Go ahead and start self monitoring in accordance with the requirements of General Permit Number NCG140000. Hendersonville has at least one commercial laboratory that I know of which can perform analysis for you. Speaking of self monitoring; I suggest that Jon Laughter include a means of measuring the rate of overflow from the treatment system. Please do not hesitate to call me at 828-296-4659 should you need to discuss these matters in greater detail. Sincerely, Roy M Davis Environmental Engineer cc: Bethany Georgoulias Jon Laughter NCG140354LETTER2.05 nnnn i i S 70Sv.-a.._., NC 2E770 Tc!c,-hc c_- fAORI 2912-A50Q Cn • /?2?,) 2aa-7nd7 C--netnmar RarviCP 1 R77 F93_A7SA None rrthCarolina ,Aaturally I N/F Z OB f26/.165 1 j� 1 1 N/F CWIZ5 R. STLPP 06 f26/J65 ! ' 0) Q ' Z V/F OL"Y-M H. d LOU I�L OR2 OB 7A7/959 ' a / CONCRETE O S1L0 Gftp / M07J z7ya 1S HOWARD GAP ROAD, $R 1006 570RMWWTEe POLU77ON PREVEN770N FACILITY REGION 2' r��----�- -_ r -Al- �4 1 1 1 ti4 1 1y L 6" DLAME7ER OPENNIM7 WILL Be PROVIDED BETWEEN 34515. OPENNINC! WILL BE LOCATED 08 INCHES OF FLOOR 5LA6 N/F ANNL N RL~ 1 09'66U/6�1 i 5TORMWATES' POL UTION P)PEI/ENTION FACILITY DETAILS OWNW.- Cp4R)l K. GM7 KINC'WA Y RED1 MIX, INC. I 14 Nix Pod d Henderson✓7le. NC 28792 Phone., We) 665-7116 No6ile: (a28) 213-1950 J N/F PIMLD L. BAN& DB 42d/149 N/F PA7W41 ANN PA7TLR50N _ I N/F w PAw50MMY .&WL OB 9�6/J24 D9 W4/735 1 1 � 5 ilk NO. 05- 371 2 S0 8 OA SECTION E—E' B 49.34' 15.00, 32.00' 0p OF C C~T V m SO 011, � Z . cl) BASIN 'A' p Q 5eTTLIM7 9A511V A &TTm 1 51N f 0.67jl�� �F L= 0 B'- 1 PLAN SECTION C—Cr SECTION A —A' C' z p-RM 1✓47� =G &iSIN � 6 !Ni OPSNNING (1) A ONe-R1:590AR0 Q] 1.44IFT 570RAGC JOB NO. 05- 371 =CTION B—B' 5TO2MWATER POLUTION PREVEN71ON FACILITY DETAIL5 OWNgie: CGARY K. KING , NGWA Y RED1 MIX, INC. 14 Nrx Rodd Hendersonville, NC 29792 Phone: (626) M5-7116 F1abrle: (626) 243-1950 a" .q o6 RMAR5 BENT 912" o/c x5 RBBAR5 ® 14"o/c both wars —#4 RBBAR6 eeNr ®24" o1c *4 R�&4R5 both wdrs DETAIL JOB NO. 05— 371 5 TORMWA TE)e POL UTIDN P,21"V,ffNTION FACILITY DETAIL5 OWNER: GAR K K. KING KINGWA Y ReDI MIX, INC. 14 Nix ,toad Hendersonville, NC 29792 Phone: 041) 695-7116 Nobile. (d29) ZO-19W Mr. Gary King Kingsway Redi 14 Nix Road Hendersonville, Dear Mr. King: Mix, Inc NC 28792 Michael E. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources Alan W. Klimek, P.E. Director .Division,q Water Quality August 22, 2006 Subject: Additional Information Request Permit application, NCG140354 Kinsgway Redi Mix, Inc. Henderson County On November 28, 2005 and May 24, 2006, the Division of Water Quality, Stormwater Permitting Unit received your application for an authorization to construct for treatment facilities at the subject site at 14 Nix Road in Hendersonville, North Carolina. North Carolina rules require DWQ to conduct an engineering review of your request for an Authorization To Construct. The submittal is insufficient; therefore we are requesting additional information in order to continue processing your application. Please submit additional information addressing the items listed below. The resubmittal received on May 24, 2006 does not establish that the proposed wastewater treatment facilities will meet the effluent limitations. Item 1 in the additional information request dated March 8, 2006 detailed submittal deficiencies with regard to the proposed wastewater treatment facility's ability to meet effluent limitations. Please review the additional information request dated March 8, 2006 for information regarding submittal deficiencies, I have attached a copy of the March 8, 2006 letter for your convenience. Mr. Roy Davis and I met with Mr. Laughter and Ms. Tutten on August 14, 2006 to discuss how these deficiencies must be addressed. Item 15 of your completed application form, or Notice of Intent (NOI) provides, "For sufficient application, the information must (1) demonstrate compliance of final discharge with permit effluent limits (pH - 6-9 SU), Total Suspended Solids (TSS - 30 mgL),and Settleable Solids (SS - 5 ml/I) or (2) must demonstrate that the recycle system has sufficient capacity to contain runoff from ,.a 25-yr, 24-hr rainfall event plus one foot of freeboard under design operating conditions" Neither of the two items listed above have been adequately addressed by the most recent submittal for an authorization to construct. The two options listed above were discussed at the August 14, 2006 meeting. 2. If you decide that designing the system to contain runoff from a 25-yr, 24-hr rainfall event is the option you wish to pursue please be aware of the following requirements; a, The calculations must detail a water balance for the system. The water balance must detail all inputs and outputs for the system. The inputs may consist of truck wash water, stormwater, dust suppression water, etc. Outputs may consist of recycling for use in truck washing, drum washing, and batches. b. The calculations must detail the ability of the system to be brought back to initial conditions used for calculating the design capacity of the system. In other words, the water balance must show that the system can be brought back on line in a NorthCarolina Natimally North Carolina Division of Water Quality 2090 US Hwy 70, Swannanoa, NC 28778 Phone (828) 296-4500 Internet: wu•«•.ncwatergnalitv.org Fax (828) 299-7043 An Equal Opportunity/Affirmative Action Employer— 50% Recycled/10% Post Consumer Paper Mr. Gary King Page 2 of 2 August 22, 2006 reasonable amount of time after the occurrence of the design storm. Water being taken from the system for reuse must be accounted for in the water balance. It is my understanding that truck wash water will be the only process wastewater generated on site. It may be useful to perform truck -washing activities on a raised pad that drains to the recycle area. This configuration would preclude the introduction of stormwater into the wastewater area and would thus reduce the storage volume required. 3. Item 3 of the additional information request dated March 8, 2006 detailed the submittal requirement for a facility site map. The resubmittal site map does attempt to include the drainage area into the recycle system, as well as the location of the recycle system. However, the material storage areas, outfall locations, and impervious areas are not detailed, nor is site topography included. Also, the drainage areas shown on the site map may be incorrect (see Item 4 below). 4. According to the site map the only water entering the recycle system would come from "region 1". However, during our site visit on August 14th we observed water flowing from the region adjacent to the entrance drive on Nix road (as a result of parking lot washing) into the area that is proposed to contain the recycle system. Due to this observation I cannot concur that the site map accurately portrays water flow on the site. Based on my observations the site map and corresponding design narrative must either 1) take into account flow volumes from the entire contributing area, or 2) detail how flow will be directed such that no area other than the area used in calculations contributes to the runoff volume. Please respond in writing within thirty (30) days of receipt of this letter. Your response must include at a minimum your plans for addressing the above listed deficiencies. Please call me before your re -submittal so that we can go over verbally your response to our request for additional information. Sincerely, i I§tarr Silvis Asheville Regional (828)296-4665 Enclosure i� Office cc: Asheville Regional Office Ken Pickle, SPIN files Mr. )on Laughter, Laughter, Austin and Assoc., 131 Fourth Ave. East, Hendersonville, NC 28792 DWQ Central Files c "(-U �ncl-�v (c-\ c Y 1 ck i ^ _ co - . - �`u' � �GL t t��l 1 ((j0 .� �! � F � C Otiy1. u` � h l � •� ��CA, �� �� 10/ 27-- s l 6 & c�- t,ca- -'-A,\ t r, t hGy\ 2 n o f «C _eA 6J4- IS rnrole8Voj2 UJ2 r )e. 5�� C. O x Se d a_ CJ� C, i `� 6 0 ,P C( ,� t )ts �, E r� �fl f� ' O,j w/ M r� QELL U CA 1,5