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HomeMy WebLinkAboutWQ0023693_Final Permit_20050401Michael F. Easley, Governor 6 William G. Ross Jr„ Secretary North Carolina Department of Environment and Natural Resources Alan W. Klimek, P.E. Director Division of Water Quality April 1, 2005 Marty K. Lawing, County Manager Brunswick County Post Office Box 249 Bolivia, NC 28422 Subject: Permit No. WQ0023693 West Regional WWTF Wastewater Treatment and Reclaimed Water Utilization System Brunswick County Dear Mr. Lawing: In accordance with your modification request received November 9, 2004, and subsequent additional information received March 8, 2005, we are forwarding herewith Permit Number. WQ0023693, dated April 1, 2005, to Brunswick County for the construction and operation of the subject wastewater treatment and reclaimed water utilization system. This permit shall be effective from the date of issuance until April 15, 2009, shall void Permit No. WQ0023693 issued April 16, 2004, shall rescind permit WQ0012151 for St. James Plantation and permit WQ0013785 for Winding River Plantation, and shall be subject to the conditions and limitations as specified therein. Please pay particular attention to the monitoring requirements in this permit. Monitoring requirements apply and must be submitted for all three wastewater treatment facilities until documentation has been received by the Division that the treatment facilities located at St. James and Winding River Plantations have been properly abandoned. Failure to establish an adequate system for collecting and maintaining the required operational information will result in future compliance problems. 2004: Please note there are several new/modified conditions not included in your permit issued April 16, Condition 1:.3 _ requires that you submit a list of the fields located at Winding River Plantation (with wetted acreages), and begin reporting by these fields on Form NDAR. ❖ Condition 1.4 — requires that you provide the Division with an accurate system description upon completion of all construction and demolition activities, and submit a minor permit modification at that time. Condition 1.5 —requires that the wastewater treatment facilities at St. James and Winding River Plantations be properly abandoned within six months of the start of operations at the West Brunswick Regional Water Reclamation Facility. ❖ Condition I1.8 — requires that freeboard in all irrigation/storage ponds not be less than 2 feet at any time. ❖ Condition 11.9 — requires the installation of waste -level gauges, if not already installed. NothCarolina 11vfttllCllily Aquifer Protection Section 1636 Mail Service Center Raleigh, NC 27699-1636 Phone (919) 733-3221 Customer Service Internet: ht1p:l/it2o.enr.state.nc.us 2728 Capital Boulevard Raleigh, NC 27604 Fax (919) 715-0588 1-877-623-6748 Fax (919)715-6048 An Equal Opportunity/Affirmative Action Employer-- 501% Recyc1ed110% Post Consumer Paper :* Condition I1.10 — requires a protective vegetative cover be maintained on all earthen basins. If any parts, requirements, or limitations contained in this permit are unacceptable, you have the right to request an adjudicatory hearing upon written request within thirty (30) days following receipt of this permit. This request must be in the form of a written petition, conforming to Chapter 150E of the North Carolina General Statutes, and tiled with the Office of Administrative Hearings, 6714 Mail Service Center, Raleigh, NC 27699-6714. Unless such demands are made this permit shall be final and binding. One set of approved plans and specifications is being forwarded to you. If you need additional information concerning this matter, please contact Miranda Williams at (919) 715-6173 or by email at miranda.williams@ncinail.net. , S incer y 7 r Alan W. Klimek. P.E. cc: Brunswick County Health Department Wilmington Regional Office, Aquifer Protection Section Eric Williams, P.E. (HDR Engineering, Calabash Office) Robert A. Sciacchitano, P.E. (URS North Carolina) Technical Assistance and Certification Unit Aquifer protection Central Files LAU Files' NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES RALEIGH WASTEWATER TREATMENT AND RECLAIMED WATER UTILIZATION PERTY11T In accordance with the provisions of Article 21 of Chapter 143, General Statutes of North Carolina as amended, and other applicable Laws, Rules, and Regulations PERMISSION IS HEREBY GRANTED TO Brunswick County Brunswick County FOR THE continued operation of the existing 600,000 GPD wastewater treatment and reclaimed water distribution and disposal system located at St. James Plantation and the existing 500,000 GPD wastewater treatment and reclaimed water distribution and disposal system located at Winding River Plantation, which consist of the following: The St. James Plantation Wastewater Treatment Facility, consisting of: a 150,000 gallon flow equalization basin with dual 450 GPM pumps, a 600 CFM blower and high water alarms; manually cleaned bar screen; a flow splitter box; dual 410,000 gallon coarse bubble aeration tanks; dual 77,900 gallon clarifiers; a 150,000 gallon aerated sludge holding tank; five 1,000 CFM blowers; a traveling bridge filter with dual 340 square foot filters; gas or hypo -chlorinator with an 18,800 gallon contact chamber; UV disinfection; continuous on-line monitoring and recording for turbidity; continuous on-line monitoring and recording for flow; a 17,400 gallon effluent dosing tank with three 525 GPM pumps and high water alarms; and a 350 kW stand-by generator; and The St. James Plantation Distribution and Disposal Facilities, consisting of: a 3,000,000 gallon clay lined 5-day holding pond; 200 GPM pump station with dual pumps, high water alarms; approximately 600 linear feet of 4-inch force main and approximately 4,100 linear feet of I0-inch force main from the WWTP effluent pumping chambers to the storage pond; a 3,000,000 gallon storage/irrigation lagoon; a 1,050 GPM irrigation pump station with a 30 HP pump, a 75 HP pump and high water alarms; and approximately 134 acres of spiry irrigation area; and The Winding River Plantation Wastewater Treatment Facility, consisting of: the Phase I wastewater treatment system (100,000 GPD) that consists of a 25,000 gallon flow equalization chamber with duplex 100 gallon per minute (GPM) submersible pumps, one (1) 80 cubic feet per minute (CFM) blower, and high water alarms, a manually cleaned bar screen, flow splitter box, two (2) 62,500 gallon fine bubble aeration basins, two (2) 10,418 gallon clarifiers, one (1) 20,000 gallon aerated sludge holding tank, three (3) 290 CFM blowers, two (2) 34.5 square foot (ft) tertiary filters (a total of 69.0 ft) with duplex 518 GPM backwash pumps, duplex 40 GPM wastewater return pumps, one (1) 55 CFM air scour blower, and high water alarms, ultraviolet disinfection, one (1) 1,885 gallon effluent dosing chamber with duplex 190 GPM submersible pumps, approximately 5,700 linear feet of 8-inch force main, and approximately 170 linear feet of 3-inch force main (to eventually pump to Phase II), a continuous monitoring and recording flow meter, and a turbidity meter; and the Phase II and III wastewater treatment systems (both 200,000 GPD) that consist of a 50,000 gallon flow equalization chamber with duplex 200 GPM submersible pumps, one (1) 160 CFM blower, and high water alarms, a manually cleaned bar screen (in Phase II only however it will also be utilized in Phase III), flow splitter box, two (2) 127,700 gallon fine bubble aeration basins, two (2) 27,000 gallon clarifiers, one (1) 50,000 gallon aerated sludge holding tank, three (3) 540 CFM blowers, dual, two -filter tertiary filters (each cell having a filter area of 34.75 square feet for a total of 139 square feet) with duplex 1,036 GPM backwash pumps, duplex 80 GPM wastewater return pumps, one (1) 110 CFM air scour blower, and high water alarms, ultraviolet disinfection, one (1) 4,950 gallon effluent dosing chamber with duplex 870 GPM submersible pumps (for Phase II) and duplex 350 GPM submersible pumps (for Phase III which pump effluent to Phase II), a continuous monitoring and recording flow meter, and a turbidity meter; and The Winding River Plantation Distribution and Disposal Facilities, consisting of a 500,000 gallon lined upset pond (for Phase 1), a 2,000,000 gallon lined upset pond (for Phase II), a 13,000,000 gallon storage and irrigation pond, and approximately 116 acres of irrigation area; construction and operation of the 3.0 MGD West Brunswick Regional Water Reclamation Facility, the reclaimed water distribution system, and the West Brunswick Drip Irrigation Facility, which consist of the following: The 3.0 MGD West Brunswick Regional Water Reclamation Facility, consisting of: • approximately 7,000 linear feet of 24-inch sanitary sewer force main, approximately 6,000 linear feet of 24-inch reclaimed water force main, and approximately 2,000 linear feet of 8-inch water force main, two air release valves and associated appurtenances, • two influent magnetic flowmeters, • plant headworks facility, to include one manual and two mechanical bar screens, vortex grit removal with associated dual 220 GPM grit pumps, screening washer and grit classifier, • two unequal -sized equalization basins totaling 750,000 gallons, with dual 1,400 GPM, 10 Hp pumps, jet aeration using dual 1,620 scfm and dual 540 scfm air blowers (Blower Building No. 1) in addition to one (1) 2,900 GPM, 25 Hp pump and one (1) 1,100 GPM, 10 Hp pump, • oxidation ditch flow splitter box, • dual oxidation ditches, with each ditch specified as: 76 feet wide, I0-foot side water depth, 950,000 gallon volume, and each ditch includes three (3) 4.9 Hp submersible mixers, three (3) 75 Hp 30-foot brush aerators, and one (1) adjustable effluent weir, • two (2) 70-foot diameter, 16-foot side water depth center -fed secondary clarifiers with dual 20 GPM, 7.5 Hp scum pumps, • dual rotating disk package filters, with a combined rating of 3.0 MGD design flow and 7.5 MGD peak flow, with each filter system consisting of a stainless steel tank with cloth rotating disk filters rated at 3 gpm/ftz with automatic backwash, miscellaneous electrical and piping work associated with the rotating filters, • a 78,000 gallon chlorine contact tank with sodium hypochlorite disinfection, • a sodium hypochlorite chemical feed and storage building, • effluent reclaimed water pump station consisting of two (2) 2,800 GPM, 125 Hp vertical turbine pumps and two (2) 1,400 GPM, 100 Hp vertical turbine pumps with magnetic flowmeters, • a 23 million gallon (approximate) upset pond lined with 40 mil polypropylene synthetic liner, and a dual 2,100 GPM, 40 Hp upset pond pump station, • RAS/WAS pump station consisting of three (3) 1,400 GPM, 15 Hp centrifugal RAS pumps and two (2) 100 GPM, T5 Hp centrifugal WAS pumps, • a 238,000 gallon WAS storage tank with jet aeration using dual 320 scfm air blowers (Blower Building No. 2) and one (1) 1,465 GPM, 15 Hp pump, • dual 250 GPM WAS thickener feed pumps, • a WAS thickening building, consisting of a 1-meter gravity belt thickener with approximately 2,000 lbs/hour capacity, polymer tank and feed system, with dual 250 GPM, 15 Hp positive displacement thickened WAS pumps, • an autothermal thermophilic aerobic digestion (ATAD) facility for producing Class A biosolids consisting of a dual 20-foot diameter, 21-foot covered concrete ATAD tanks, a 70-foot diameter, 17-foot covered concrete storage tank, a 2,495 sq. foot ATAD Building housing dual 250 GPM, 15 Hp ATAD feed pumps, dual 40 Hp jet aeration pumps, one 50 Hp jet aeration pump, dual 5 Hp sludge transfer pumps, 250,000 BTU/hr heat -exchanger, five (5) 15 Hp blowers, ammonia scrubber and biofilter, and associated piping, appurtenances, and control systems, • a sludge loading station (for trucks) with 250 GPM sludge transfer pump, • plant sanitary sewer drain pump station consisting of two (2) 2,100 GPM, 50 Hp submersible PUMPS, • two odor control systems, one rated at 2,000 cfm and one rated at 8,400 cfm, • three (3) non -potable water pumps, one rated at 200 GPM, 15 Hp pump and two (2) rated at 75 GPM, 7.5 Hp pumps, • a 3,456 sq. foot administration building, • a 2,240 sq, foot maintenance building, • associated electrical work, including two (2) 1,600 kW emergency generators with automatic transfer switches, • SCADA instrumentation and control systems, • associated yard piping and appurtenances, and The reclaimed water distribution system, consisting of.- N.C. 211 to Reclaimed Valve Vault (Section 5): approximately 15,269 linear feet of 16-inch reclaimed water force main, approximately 3,471 linear feet of 18-inch reclaimed water force main, approximately 1,020 linear feet of 20-inch reclaimed water force main, associated gate valves, air release valve assemblies, bypass assemblies and associated appurtenances, Bolivia to Reclaimed Valve Vault (Sewer Force Main), and Valve Vault to Effluent Disposal Site (Reclaimed Water Force Main), (Section 6) approximately 804 linear feet of 10-inch reclaimed water force main, approximately 15,650 linear feet of 16-inch reclaimed water force main, associated gate valves, air release valve assemblies, bypass assemblies and associated appurtenances, and N.C. 211 to Winding River Plantation: approximately 5,774 linear feet of 10-inch reclaimed water force main, three air release valve assemblies, and associated appurtenances, and N.C. 211 to St. James Plantation: approximately 11,813 linear feet of 12-inch reclaimed water force main, approximately 13 linear feet of 16-inch reclaimed water force main, four air release valve assemblies, and associated appurtenances, and The West Brunswick Drip Irrigation Facility (rated at 1.9 MGD annual averaged wastewater disposal), consisting of: • approximately 2,665 linear feet of 16-inch reclaimed water force main, one air release valve and associated appurtenances, • a 98.25 million gallon (approximate) wet weather storage pond lined with 36 mil polypropylene geomembrane protective liner in inside berm walls, • Pump Station effluent reclaimed water pump station consisting of a manual bar screen, two (2) 3,300 GPM, 150 Hp vertical turbine pumps and one (1) 1,600 GPM, 75 Hp vertical turbine pump with two (2) magnetic flowmeters, disk filtration system, a sodium hypochlorite chemical storage and feed system, • a drip irrigation system covering 556.03 acres grouped into the Southern Management Area (Zones 1 — 13) and the Northern Management Area (Zones 14 — 30), with drip tubing spaced approximately on 10-foot centers, associated header and lateral piping and associated appurtenances, associated forest clearing and planting of Loblolly Pine seedlings, and access roads, • SCADA instrumentation and control systems, and • associated yard piping and appurtenances, to serve Brunswick County with no discharge of wastes to the surface waters, pursuant to the application received November 9, 2004 and subsequent additional information received by the Division, and in conforinity with the project plan, specifications, and other supporting data subsequently filed and approved by the Department of Environment and Natural Resources and considered a part of this permit. This permit shall be effective from the date of issuance until April 15, 2009, shall void Permit No. WQ0023693 issued April 16, 2004, and shall be subject to the following specified conditions and limitations: 1. PERFORMANCE STANDARDS Upon completion of constniction 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 this permit, the approved plans and specifications, and other supporting materials. If this project is to be completed in phases and partially certified, you shall retain the responsibility to track further construction approved under the same permit, and shall provide a final certificate of completion once the entire project has been completed. Mail the Certification to the Land Application Unit, 1636 Mail Service Center, Raleigh, NC 27699-1636. 2. The Wilmington Regional Office, telephone number (910) 395-3900, 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. Within six (6) months of permit issuance, the Pernittee shall provide a revised list of wetted acreage for the surface irrigation fields Iocated at Winding River Plantation to the Wilmington Regional Office and subsequently begin reporting by the identified fields/zones on Form NDAR. 4. Upon the completion of construction of the West Brunswick Regional Water Reclamation Facility and the abandonment of the treatment facilities located at St. James Plantation and Winding River Plantation, the Permittee shall provide the Division with a list detailing which facility components have been constructed and which have been abandoned. At this time, the Permittee shall also apply for a minor permit modification so that the system description can be corrected accordingly. As specified in a contract between Brunswick County and St. Jaynes and Winding River Plantations, within six (6) months of the time that the West Brunswick Regional Water Reclamation Facility begins treating wastewater the wastewater treatment facilities located at St. James Plantation and Winding River Plantation will be properly abandoned. Documentation of this shall be submitted to the Division. 4 6. The reclaimed water utilization facilities shall be effectively maintained and operated at all times so that there is no discharge to the surface waters, nor any contamination of ground waters, which will render them unsatisfactory for normal use. In the event that the facilities fail to perform satisfactorily, including the creation of nuisance conditions or failure of the irrigation area to adequately assimilate the wastewater, the Permittee shall take immediate corrective actions including those actions that may be required by the Division of Water Quality (Division), such as the construction of additional or replacement wastewater treatment and disposal facilities. 7. The issuance of this permit shall not relieve the Permittee of the responsibility for damages to surface water or ground water resulting from the operation of this facility. S. The residuals generated from these treatment facilities must be disposed in accordance with General Statute 143-215.1 and in a manner approved by the Division. 9. Diversion or bypassing of the untreated wastewater from the treatment facilities is prohibited. I0. The following buffers shall be maintained; a. 100 feet between wetted areas and water supply wells, b. 100 feet between wetted areas and waters classified as SA, c, 25 feet between wetted areas and surface waters not classified as SA, d. 100 feet between wastewater treatment units and wells, e. 50 feet between reclaimed water storage/irrigation ponds and property lines, and f. 50 feet between wastewater treatment units and property lines. Some of the buffers specified above may not have been included in previous permits for this waste treatment and disposal system. These buffers are not intended to prohibit or prevent modifications, which are required by the Division, to improve performance of the existing treatment facility. These buffers do, however, apply to modifications of the treatment and disposal facilities that are for the purpose of increasing the flow that is tributary to the facility. These buffers do apply to any expansion or modification of the irrigation areas and apply in instances in which the sale of property would cause any of the buffers now complied with, for the treatment and disposal facilities, to be violated. The applicant is advised that any modifications to the existing facilities will require a permit modification. The storage/irrigation ponds located at Winding River Plantation do not comply with this condition, but were previously approved by the Division. Therefore, this condition does not apply to those previously constructed ponds. 11. Public access to the irrigation sites shall be controlled during active site use. Such controls may include the posting of signs showing the activities being conducted at each site. A sign shall be posted in plain sight in the clubhouse showing these activities. 12, The following shall be requirements for the reclaimed water distribution, storage, and utilization facilities: a. All reclaimed water valves, storage facilities, and outlets shall be tagged or labeled to warn the public or employees that the water is not intended for drinking. Where appropriate, such warning shall inform the public or employees to avoid contact with the water. b. All reclaimed water piping, valves, outlets, and other appurtenances shall be color -coded, taped, or otherwise marked to identify the source of the water as being reclaimed water. i. All reclaimed water piping and appurtenances shall be either colored purple (i.e., Pantone 522) and embossed or integrally stamped or marked "CAUTION: RECLAIMED WATER — DO NOT DRINK" or be installed with a purple (i.e., Pantone 522) identification tape or polyethylene vinyl wrap. The warning shall be stamped on opposite sides of the pipe and repeated every three feet or less. ii. Identification tape shall be at least three inches wide and have white or black lettering on purple (i.e., Pantone 522) field stating "CAUTION: RECLAIMED WATER — DO NOT DRINK." Identification tape shall be installed on top of reclaimed water pipelines, fastened at least every 10 feet to each pipe length and run continuously the entire length of the pipe. ill. Existing underground distribution systems retrofitted for the purpose of distributing reclaimed water shall be taped or otherwise identified as in items a or b above. This identification need not extend the entire length of the distribution system but shall be incorporated within 10 feet of crossing any potable water supply line or sanitary sewer line. c. All reclaimed water valves and outlets shall be of a type, or secured in a manner, that permits operation by authorized personnel only. d. Above -ground hose bibs (i.e., spigots or other hand -operated connections) shall not be present. Hose bibs shall be located in locked below -grade vaults that shall be clearly labeled as being of non -potable quality. As an alternative to the use of locked below -grade vaults with standard hose bibs services, hose bibs, which can only be operated by a special tool or connected to a special hose connection, may be placed in non -lockable underground services boxes clearly labeled as non -potable water. 13. The Permittee shall maintain an active cross -connection control program that shall have the following minimum requirements: No direct cross -connections shall be allowed between the reclaimed water and potable water systems. b. A reduced pressure principle backflow preventer, an approved air gap separation, or other device approved by the Division of Environmental Health shall be installed at the potable water service connection to the use area where both reclaimed water and potable water are supplied to a reclaimed water use area. The installation of the reduced pressure principle backflow prevention device shall allow proper testing. c. An air gap separation, approved and regularly inspected by the potable water supplier, shall be provided between the potable water and reclaimed water systems where potable water is used to supplement a reclaimed water system. II. OPERATION AND MAINTENANCE REQUIREMENTS 1. The facilities shall be properly maintained and operated at all times. Upon classification of the wastewater treatment and irrigation facilities by the Water Pollution Control System Operators Certification Commission (WPCSOCC), the Permittee shall designate and employ a certified operator to be in responsible charge (ORC) and one or more certified operator(s) to be back-up ORC(s) of the facilities in accordance with 15A NCAC 8G .0201. The ORC shall visit the facilities in accordance with 15A NCAC 8G .0204 or as specified in this permit and shall comply with all other conditions specified in these rules. 3. A suitable, year-round vegetative cover shall be maintained on the irrigation areas. 4. Irrigation shall not be performed during inclement weather or when the ground is in a condition that will cause runoff. 5. Adequate measures shall be taken to prevent wastewater runoff from the irrigation fields. 6. The facilities shall be effectively maintained and operated as a non -discharge system to prevent the discharge of any wastewater resulting from the operation of these facilities. 7. a. Until the demolition of the wastewater treatment facilities located at St. James Plantation and Winding River Plantation, no type of wastewater other than that from St. James Plantation shall be irrigated onto the irrigation areas located at St. James Plantation, no type of wastewater other than that from Winding River Plantation shall be irrigated onto the irrigation areas located at Winding River Plantation, and no type of wastewater other than that from the West Brunswick Regional Water Reclamation Facility shall be irrigated onto the West Brunswick Drip Irrigation Facility. b. After the demolition of the wastewater treatment facilities located at St. James Plantation and Winding River Plantation, no type of wastewater other than that from the West Brunswick Regional Water Reclamation Facility shall be irrigated onto any of the irrigation areas. 8. Freeboard in all irrigation and storage ponds shall not be less than two feet at any time. 9. Waste -level gauges, to monitor waste levels in the irrigation/storage ponds, shall be installed within 60 days of issuance of this permit. These gauges shall have readily visible permanent markings indicating the maximum liquid level at the top of the temporary liquid storage volume, minimum liquid level at the bottom of the temporary liquid storage volume, and top of the dam elevations. Caution must be taken not to damage the integrity of the liners when installing the gauges. 10. A protective vegetative cover shall be established and maintained on all earthen basin embankments (outside toe of embankment to maximum pumping elevation), berms, pipe runs, erosion control areas, and surface water diversions. Trees, shrubs, and other woody vegetation shall not be allowed to grow on the earthen basin dikes or embankments. Earthen basin embankment areas shall be kept mowed or otherwise controlled and accessible. 11. a. Until the demolition of the wastewater treatment facilities located at St. James Plantation and Winding River Plantation, all wastewater from those facilities shall be routed to the five-day holding pond should the limit for fecal coliform (daily maximum concentration of 25 per 100 ml) or turbidity (instantaneous maximum of 10 NTU) be exceeded, until such time that the problems associated with the treatment capability of the wastewater treatment plant have been corrected. The wastewater in the five-day holding pond shall be pumped back to the treatment plant to be retreated or treated in the five-day pond prior to discharge to the storage pond. b. After the demolition of the wastewater treatment facilities located at St. James Plantation and Winding River Plantation, should the limit for fecal coliform (daily maximum concentration of 25 per 100 ml) or turbidity (instantaneous maximum of 10 NTU) be exceeded, all wastewater shall be handled in one of two ways, until the levels have stabilized below these maximum levels. The West Brunswick Regional Water Reclamation Facility may further treat the wastewater to bring it into compliance with reclaimed water standards without returning the water to the facility's headworks, or may reroute it to the headworks of the wastewater treatment facility for treatment to reuse standards. 7 12. For the West Brunswick Reclaimed Water Drip Irrigation Facility, the wastewater applied to the following zones shall not exceed the maximum irrigation rates indicated and shall be applied at an instantaneous application rate such that runoff or ponding does not occur. The following table breaks the irrigation out by zone Zone Wetted Acreage Calculated Maximum Irrigation (inch/year)* 1 18.80 78.2 2 19.19 78.2 3 33.79 73.9 4 5.88 65.4 5 1.58 78.2 6 10.44 65.8 7 12.30 41.7 8 20.24 67.2 9 16.04 62.6 10 25.76 77.5 11 27.80 78.2 12 4.20 31.3 13 15.99 64.5 14 60.29 27.2 15 18.90 20.9 16 5.57 26.5 17 12.49 31.8 18 12.34 26.0 19 25.05 31.3 20 10.95 31.3 21 28.01 31.3 22 33.22 31.3 23 22.78 31.3 24 18.00 31.3 25 7.25 31.3 26 16.91 31.3 27 8.02 31.3 28 17.09 24.6 29 10.25 25.1 30 36.90 25.3 1'ota1= 556.03 *This calculated maximum irrigation (inch/year) is based on the total yearly irrigation (gallons/year) divided by the total acreage in each zone, and assumes uniform irrigation across each zone. 13. For the spray irrigation fields located at St. James Plantation, the application rates shall not exceed the following: Field ID Soil Type Ac. Cumulative Application Rate (in/ !) Hourly Application Rate in/hr 1 Front Nine- Tees Low Leon 4.986 36.4 0.2 2 Front Nine - Tees High Kureb 2.374 156.0 0.3 3 Front Nine - Fairways Low Leon 19.15 7 36.4 0.2 4 Front Nine - Fairways High Kureb 9.625 156.0 0.3 5 Front Nine - Perimeters Low Leon 4.552 36.4 0.2 6 Front Nine - Perimeters High Kureb 2.85 156.0 0.3 7 Front Nine - Greens Low Leon 1.741 36A 0.2 8 Front Nine - Greens High Kureb 0.352 156.0 0.3 9 Back Nine - Tees Low Leon 5.273 36.4 0.2 10 Back Nine - Tees High Kureb 1.399 156.0 0.3 11 Back Nine - Fairways Low Leon 14.34 8 36.4 0.2 12 Back Nine - Fairways High Kureb 12.23 7 156.0 0.3 13 Back Nine - Perimeters Low Leon 3.952 36.4 0.2 14 Back Nine - Perimeters High Kureb 0.486 156.0 0.3 15 Back Nine - Greens Low Leon 1.637 36.4 0.2 16 Back Nine - Greens High Kureb 0.204 156.0 0.3 17 Range - High Kureb 6.691 156.0 0.3 18 Bunkers - Low Leon 10.56 4 36.4 0.2 TOTAL 102.4 3 14. For the spray irrigation fields located at Winding River Plantation, the application rate shall not exceed a cumulative loading of 83.2 inches over any twelve (12) month period at an instantaneous application rate not to exceed 0.20 inches per dose. 11I. MONITORING AND REPORTING REQUIREMENTS I. Any monitoring (including groundwater, surface water, soil or plant tissue analyses) deemed necessary by the Division to insure surface and ground water protection will be established and an acceptable sampling reporting schedule shall be followed. 2. Influent flow shall be continuously monitored and daily flow values shall be reported on Form NDMR for each treatment facility. The Permittee shall install an appropriate flow measurement device consistent with approved engineering and scientific practices to ensure the accuracy and reliability of influent flow measurement. Flow measurement devices selected shall be capable of measuring flows with a maximum deviation of less than 10 percent from true flow, accurately calibrated at a minimum of once per year, and maintained to ensure that the accuracy of the measurements is consistent with the accepted capability of that type of device. The Permittee shall keep records of flow measurement device calibration on file for a period of at least three years. At a minimum, data to be included in this documentation shall be: a. Date of flow measurement device calibration b. Name of person performing calibration c. Percent from true flow Plans and specifications for the flow measuring device shall be prepared by a licensed Professional Engineer and submitted to the appropriate regional office 30 days prior to installation. The flow -measuring device shall be installed within 1 year of the date of this permit. 3. As an indicator of proper operation and maintenance, the West Brunswick Regional rater Reclamation Facility shall produce an effluent in compliance with the following limitations: Parameter Monthly Averages Daily (Instantaneous) Maximum c Flow 3.0 MGD BOD5 (5-day, 20°C) 10 mg/1 15 mg/1 NH3 as N 4 mg/1 6 mg/l TSS 5 rngll 10 mg/1 Fecal Coliform 14 per 100 ml e 25 per 100 ml Turbidity 10 NTU The effluent pH shall not be less than 6.0 standard units nor greater than 9.0 standard units. a Monthly averages for all but fecal coliform shall be the arithmetic mean of all samples collected during the reporting period. b z Monthly average for fecal coliform shall be the geometric mean of all samples collected during the reporting period. Daily maximum shall be the maximum value of all samples collected during the reporting period. 10 The Permittee shall monitor the effluent from the subject facilities at the point prior to or at the WWTP effluent pump station for the following parameters: Parameter Sampling Point Sampling Frequency Type of Sample Flow Influent or Effluent Continuous Recording Turbidity Effluent Continuous Recording BOD5 (5-day, 20°C) Effluent *2/Month Composite NH3 as N Effluent *2/Month Composite TSS Effluent *2/Month Composite Fecal Coliform Effluent *2/Month Grab TKN Effluent *2/Month Composite NO3 Effluent *2/1\4onth Composite Settleable Matter Effluent Daily Grab Residual Chlorine Effluent Daily Grab TDS Effluent **Triannually Grab TOC Effluent **Triannually Grab Chloride Effluent **Triannually Grab pH Effluent **Triannually Grab * 2/Month sampling frequency only during the months of April through October. During the remainder of the year, these parameters shall be monitored monthly. ** Triannual sampling shall be conducted during March, July, and November. If Groundwater sampling indicates or predicts problems with the compliance with Groundwater Standards, this permit will be modified to include additional and/or more restrictive limitations. 4. As an indicator of proper operation and maintenance, the St. James Plantation Wastewater Treatment Facility shall produce an effluent in compliance with the following limitations: Parameter Monthly Averages Daily (Instantaneous) Maximum c Flow 600,000 GPD BOD5 (5-day, 20°C) 10 mg/l 15 mg/1 NH3 as N 4 mg/1 6 mg/l TSS 5 mg/1 10 mg/l Fecal Coliform 14 per 100 ml b 25 per 100 ml Turbidity 10 NTU The effluent pH shall not be less than 6.0 standard units nor greater than 9.0 standard units. a b Monthly averages for all but fecal coliform shall be the arithmetic mean of all samples collected during the reporting period. Monthly average for fecal coliform shall be the geometric mean of all samples collected during the reporting period. II c Daily maximum shall be the maximum value of all samples collected during the reporting period. The Perrnittee shall monitor the effluent from the subject facilities at the point prior to discharge to the irrigation pond for the following parameters: Parameter Sampling Point Sampling Frequency Type of Sample Flow .Influent or Effluent Continuous Recording Turbidity Effluent Continuous Recording BOD5 (5-day, 20°C) Effluent *2/Month Composite NH3 as N Effluent *2/Month Composite TSS Effluent *2/Month Composite Fecal Coliform Effluent *2/Month Grab Settleable Matter Effluent Daily Grab Residual Chlorine Effluent Daily Grab NO3 Effluent * *Tri annually Grab TDS Effluent *'Triannually Grab TOC Effluent Triannually Grab Chloride Effluent Triannually Grab pH Effluent Triannually Grab * 2/Month sampling frequency only during the months of April through October. During the remainder of the year, these parameters shall be monitored monthly. ** Triannual sampling shall be conducted during March, July, and November. If Groundwater sampling indicates or predicts problems with the compliance with Groundwater Standards, this pen -nit will be modified to include additional and/or more restrictive limitations. 5. As an indicator of proper operation and maintenance, the Winding River Wastewater Treatment Facility shall produce an effluent in compliance with the following limitations: Parameter Monthly Averages Daily (Instantaneous) Maximum Flow 500,000 GPD BOD5 (5-day, 20°C) 10 mg/l 15 mg/l NH3 as N 4 mg/l 6 mg/l TSS 5 mg/l 10 mg/l Fecal Coliform 14 per 100 ml 25 per 100 ml Turbidity 10 NTU The effluent pH shall not be less than 6.0 standard units nor greater than 9.0 standard units. a Monthly averages for all but fecal coliform shall be the arithmetic mean of all samples collected during the reporting period. Yj v Monthly average for fecal coliform shall be the geometric mean of all samples collected during the reporting period. Daily maximum shall be the maximum value of all samples collected during the reporting period. The Permittee shall monitor the effluent from the subject facilities at the point prior to discharge to the storage/irrigation pond for the following parameters: Parameter Sampling Point Sampling Frequency Type of Sample Flow Influent or Effluent Continuous Recording Turbidity Effluent Continuous Recording BOD5 (5-day, 20°C) Effluent *2/Month Composite NH3 as N Effluent *2/Month Composite TSS Effluent *2/Month Composite Fecal Coliform Effluent *2/Month Grab Settleable Matter Effluent Daily Grab NO3 Effluent * Triannually Grab TDS Effluent *Triannually Grab TOC Effluent *Triannually Grab Chloride Effluent *Triannually Grab PH Effluent *Triannually Grab * 2/Month sampling frequency only during the months of April through October. During the remainder of the year, these parameters shall be monitored monthly. ** Triannual sampling shall be conducted during March, July, and November. If Groundwater sampling indicates or predicts problems with the compliance with Groundwater Standards, this permit will be modified to include additional and/or more restrictive limitations. G. The Permittee shall maintain adequate records tracking the amount of wastewater disposed for each facility. These records shall include, but are not necessarily limited to the following information: a. Date and time of irrigation, b. Volume of wastewater irrigated, c. Zone irrigated, d. Length of time zone is irrigated, e. Continuous weekly, monthly, and year-to-date hydraulic (inches/acre) loadings for each zone, f. Weather conditions, and g. Maintenance of cover crops. 7. Freeboard in all irrigation/storage ponds shall be recorded weekly. &. Three (3) copies of all monitoring data [as specified in Conditions 11I(2) and I1T(3)] on Form NDMR-1 and three (3) copies of all operation and disposal records [as specified in Conditions 111(4) and II1(5)] on Form NDAR-1 shall be submitted monthly on or before the last day of the following month. All information shall be submitted to the following address: 13 NC Division of Water Quality Information Processing Unit 1617 Mail Service Center Raleigh, North Carolina 27699-1617 9. A record shall be maintained of all residuals removed from these facilities. This record shall include the name of the hauler, permit authorizing the disposal or a letter from a municipality agreeing to accept the residuals, date the residuals were hauled, and volume of residuals removed. 10. Maintenance logs shall be maintained at the West Brunswick Regional Water Reclamation Facility, the St. James Plantation Wastewater Treatment Facility, and the Winding River Plantation Wastewater Treatment Facility including but not limited to the following items: a. Daily sampling results including residual chlorine, settleable matter, and dissolved oxygen in the aeration basin and at the clarifier weir. b. Visual observations of the plant and plant site. c. Record of preventative maintenance (changing of filters, adjusting belt tensions, alarm testing, diffuser inspections and cleanings, etc.). d. Date of calibration of flow measurement device. e. Date and results of power interruption testing on alternate power supply. 1 I. A maintenance log shall be maintained for the irrigation facilities including but not limited to the following items: a. Visual observations of the irrigation storage ponds and spray irrigation sites. b_ Record of preventative maintenance (irrigation pump maintenance, irrigation storage pond maintenance, changing sprinkler nozzles, etc.). c. Date of calibration of flow measurement device. 12. Noncompliance Notification: The Permittee shall report by telephone to the Wilmington Regional Office, telephone number (910) 395-3900, as soon as possible, but in no case more than 24 hours or on the next working day following the occurrence or first knowledge of the occurrence of any of the following: a. Any occurrence at the wastewater treatment facility which results in the treatment of significant amounts of wastes which are abnormal in quantity or characteristic, such as the dumping of the contents of a sludge digester; the known passage of a slug of hazardous substance through the facility; or any other unusual circumstances. b. Any process unit failure, due to known or unknown reasons, that render the facility incapable of adequate wastewater treatment such as mechanical or electrical failures of pumps, aerators, compressors, etc. c. Any failure of a pumping station, sewer line, or treatment facility resulting in a by-pass directly to receiving waters without treatment of all or any portion of the influent to such station or facility. d. Any time that self -monitoring information indicates that the facility has gone out of compliance with its permit limitations. Occurrences outside normal business hours may also be reported to the Division's Emergency Response personnel at telephone number (800) 662-7956, (800) 858-0368, or (919) 733-3300. Persons reporting such occurrences by telephone shall also file a written report in Ietter form within five (5) days following first knowledge of the occurrence. This report must outline the actions taken or proposed to be taken to ensure that the problem does not recur. 14 TV. GROUNDWATER REQUIREMENTS For West Brunswick Reclaimed Water Drip IrriLration Facility I. Well Construction / Abandonment Criteria: Prior to beginning waste disposal operations monitor well(s), MW-1 through MW-6 shall be installed to monitor groundwater quality. The well(s) shall be constructed such that the water level in the well is never above or below the screened (open) portion of the well at any time during the year. The general location and name for each well is marked on the attached sheet. Each monitoring well shall be located at the Review boundary, constructed in accordance with this permit, and approved by the Wilmington Regional Office. b. The well(s) must be constructed by either a North Carolina Certified Well Contractor, the property owner, or the property lessee according to General Statutes 87-98.4(b)(2). if the construction is not performed by a certified well contractor, the property owner or lessee, provided that they are a natural person, must physically perform the actual well construction activities. All well(s) must be constructed according to the North Carolina Well Construction Standards (15A NCAC 2C .0108) and any local county rules. c. Prior to beginning waste disposal operations at the West Brunswick Drip Irrigation Facility, all shallow piezometers installed for the purposed of soil/hydrogeologic investigation shall be permanently abandoned. Within thirty (30) days of abandonment, a Well Abandonment Record (GW-30 form) shall be completed for each well abandoned and mailed to the address listed in the "Reporting / Documentation" section of the Groundwater Requirements, The well(s) must be abandoned by a North Carolina Certified Well Contractor according to the North Carolina Well Construction Standards (I5A NCAC 2C .0113) and local county rules. d. The Wilmington Regional Office, telephone number (910) 395-3900 shall be notified at Ieast forty-eight (48) hours prior to the construction of any monitoring well so that an inspection can be made of the monitoring well location. Such notification to the regional groundwater 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. e. Within thirty (30) days of completion of all well construction activities, a certification must be received from a professional engineer or a licensed geologist certifying that the monitoring well(s) are located according to this permit. 2. Sampling Criteria: a. Monitor well(s) MW-1, MW-2, MW-3, MW-4, MW-5, and MW-6 shall be sampled initially after construction and prior to waste disposal operations, and thereafter every March, July and November for the parameters listed below. Prior to sampling the parameters, the measurement of water levels must be taken. The depth to water in each well shall be measured from the surveyed point on the top of the casing. The measuring points (top of well casing) of all monitoring wells shall be surveyed relative to a common datum_ Water Level Chloride Total Ammonia (as NO Total Dissolved Solids (TDS) PH Fecal Coliforrn Nitrate (NO3-N) Total Organic Carbon (TOC) Volatile Organic Compounds (VOC) — November only 15 The effluent stream shall be sampled every November for the parameters listed below. Volatile Organic Compounds Total Organic Carbon (TOC) Dissolved Organic Carbon (0.45 um filter followed by TOC analysis) Residual Chlorine b. For Total Organic Carbon. (TOC), if concentrations greater than 10 mg/l are detected in any down -gradient monitoring well, additional sampling and analysis must be conducted to identify the individual constituents comprising this TOC concentration. If the TOC concentration as measured in the background monitor well exceeds 10 mgll, this concentration will be taken to represent the naturally occurring TOC concentration. Any exceedances of this naturally occurring TOC concentration in the down. -gradient wells shall be subject to the additional sampling and analysis as described above. c. For Volatile Organic Compounds (VOCs) sampled in November, use only one of the following methods: 1) Standard Method 6230D, Practical Quantitation Limit (PQL) at 0.5 ug/L or less 2) Standard Method 6210, PQL at 0.5 ug/L or less 3) EPA Method 8021, Low Concentration, PQL at 0.5 ug/L or less 4) EPA Method 8260, Low Concentration, PQL at 0.5 ug/L or less 5) Another method with prior approval by the Groundwater Section Chief. Any of the referenced methods used for VOCs must at a minimum, include all the constituents listed in Table VIII of Standard Method 6230D. Any method used must provide a PQL of 0.5 ug/L or less, which must be supported by laboratory proficiency studies as required by the DWQ Laboratory Certification Unit. Any constituents detected above the Method Detection Limit (MDL) but below the PQL of 0.5 ug/L must be qualified (estimated) and reported. d. Any laboratory selected to analyze parameters must be Division of Water Quality (DWQ) certified for those parameters required. 3. Reporting / Documentation: a. All reports and documentation (GW-I, GW-30, GW-59) shall be mailed to the following address: Division of Water Quality Information Processing Unit 1617 Mail Service Center Raleigh, North Carolina 27699-1617 Updated blank forms (GW-1, GW-30, GW-59) may be downloaded from the Groundwater Section's website at littp:// w.ehnr.state.nc.us/ or requested from the address mentioned above. b. For the initial sampling of the well(s), the permittee shall submit a copy of the GW-1 Form (Well Construction Record) with the Compliance Monitoring Form (GW-59) for each well to the address listed in the "Reporting / Documentation" section of the Groundwater Requirements. Initial Compliance Monitoring Forms that do not include copies of the GW-1 form may be returned to the perrnittee without being processed. Failure to submit these forms as required by this permit may result in the initiation of enforcement activities pursuant to NC General Statutes 143-215.6A. 16 c. The results of the sampling and analysis must be received on Form GW-59 (Groundwater Quality Monitoring: Compliance Report Fortin) by the Groundwater Section (address listed in the "Reporting / Documentation" section of the Groundwater Requirements), on or before the last working day of the month following the sampling month. The data of all groundwater sampling analyses required by the permit conditions must be reported using the most recent GW-59 form along with attached copies of the laboratory analyses. d. Within sixty (60) days of completion of all monitoring well(s), the permittee shall submit two original copies of a scaled site map (scale no greater than 1 100'); however, special provisions may be granted upon prior approval for large properties_ The map(s) must include the following information: 1) The location and identity of each monitoring well. 2) The location of major components of the waste disposal system. 3) The location of property boundaries within 500 feet of the disposal area(s). 4) The latitude and longitude of the established horizontal control monument. 5) The elevation of the top of the well casing (which shall be known as the "measuring point") relative to a common datum. 6) The depth of water below the measuring point at the time the measuring point is established. 7) The location of Review and Compliance boundaries. 8) The date the map is prepared and/or revised. Control monuments shall be installed in such a manner and made of such materials that the monument will not be destroyed due to activities that may take place on the property. Maps and any supporting documentation shall be sent to the Groundwater Section as addressed in the "Reporting / Documentation" above. The permittee is responsible for the geographic accuracy of any 111up submitted, however produced For All l_rripation Facilities_ 4. Vertical Separation Requirements. Waste shalt not be applied or discharged onto or below the Iand surface when the vertical separation between the waste and the seasonal high water table is less than one (1) foot. Verification of the water table elevation can be confirmed by water level readings obtained from the monitor well(s) near the site or auger boring(s), which must be done within 24 hours, prior to application of wastewater. Any open borings must be properly filled with native soil, prior to application, to decrease the chance of any waste contaminating the groundwater. 5. Applicable Boundaries: a. The COMPLIANCE BOUNDARY for the disposal system is specified by regulations in 15A NCAC 2L, Groundwater Classifications and Standards. The Compliance Boundary for the disposal system individually permitted on or after December 30, 1983 is established at either 250 feet from the waste disposal area, or 50 feet within the property boundary, whichever is closest to the waste disposal area. An exceedance of Groundwater Quality Standards at or beyond the Compliance Boundary is subject to remediation action according to 15A NCAC 2L .0106(d)(2). 17 b. The REVIEW BOUNDARY is established around the disposal systems midway between the Compliance Boundary and the perimeter of the waste disposal area. Any exceedance of standards at the Review Boundary shall require action in accordance with 15A NCAC 2L .0106(d)(1). 6. Additional Requirements: a. Any additional groundwater quality monitoring, as deemed necessary by the Division, shall be provided. V. .INSPECTIONS 1. Adequate inspection, maintenance, and cleaning shall be provided by the Permittee to insure proper operation of the subject facilities. 2. The Permittee or his designee shall inspect the wastewater treatment and disposal facilities to prevent malfunctions and deterioration, operator errors and discharges which may cause or lead to the release of wastes to the environment, a threat to human health, or a nuisance. The Permittee shall keep an inspection log or summary including at least the date and time of inspection, observations made, and any maintenance, repairs, or corrective actions taken by the Permittee. This log of inspections shall be maintained by the Permittee for a period of three years from the date of the inspection and shall be ;made available upon request to the Division or other pennitting authority. 3. Any duly authorized officer, employee, or representative of the Division may, upon presentation of credentials, enter and inspect any property, premises or place on or related to the disposal site or facility at any reasonable time for the purpose of determining compliance with this permit; may inspect or copy any records that must be maintained under the terms and conditions of this permit, and may obtain samples of groundwater, surface water, or leachate. VL GENERAL CONDITIONS 1. This permit shall become voidable unless the facilities are constructed in accordance with the conditions of this permit, the approved plans and specifications, and other supporting data. 2. This permit is effective only with respect to the nature and volume of wastes described in the application and other supporting data. This permit is not transferable. In the event there is a desire for the facilities to change ownership, or there is a name change of the Permittee, a formal permit request must be submitted to the Division accompanied by an application fee, documentation from the parties involved, and other supporting materials as may be appropriate. The approval of this request will be considered on its merits and may or may not be approved. 4. Failure to abide by the conditions and limitations contained in this permit may subject the Permittee to an enforcement action by the Division in accordance with North Carolina General Statute 143-215.6A to 143-215.6C. S. The issuance of this permit does not exempt the Permittee from complying with any and all statutes, rules, regulations, or ordinances which may be imposed by other government agencies (local, state, and federal) which have jurisdiction, including but not limited to applicable river buffer rules in 15A NCAC 2B.0200, erosion and sedimentation control requirements in 15A NCAC Chapter 4 and under the Division's General Permit NCG010000, and any requirements pertaining to wetlands under 15A NCAC 2B .0200 and 2H .0500. Mi 6. The Pernittee shall retain a set of approved plans and specifications for the subject facility for the life of the project. 7. The Permittee shall pay the annual administering and compliance fee within thirty days of being billed by the Division. Failure to pay the fee accordingly may cause the Division to initiate action to revoke this permit as specified by 15 NCAC 2H .0205 (c)(4). 8. The Permittee, at least six (6) months prior to the expiration of this permit, shall request its extension. Upon receipt of the request, the Commission will review the adequacy of the facilities described therein, and if warranted, will extend the permit for such period of time and under such conditions and limitations as it may deem appropriate. Permit issued this the Ist day of April, 2005 NORTH OLINA ENVIRONMENTAL MANAGEMENT COMMISSION -K Alan W. Klimek, P.E., Director Division of Water Quality By Authority of the Environmental Management Commission Permit Number WQ0023693 u Permit No. WQ0023693 April 1, 2005 ENGINEER'S CERTIFICATION Partial Final I, , as a duly registered .Professional Engineer in the State of North Carolina, having been authorized to observe (periodically, weekly, full time) the construction of the project, Project Name Location and County for the Permittee hereby state that, to the best of my abilities, due care and diligence was used in the observation of the construction such that the construction was observed to be built within substantial compliance and intent of this permit, the approved plans and specifications, and other supporting materials. Signature Date Registration No. 20 �. 25) �•ZONE ':a '-"�� �� s.� •�'�' ':ZONE . , ' •� �r z as `sZCNE C+uE' _ZONE• 21" ` .26 II 'tit\\ f r _ ... '' :_-f�•�__ ...�" �� •� i n. '_`•:::-S. 'Lf \.•�1 �'' � i. ram.:"'=f �.! �. -_ Y x 15L -I . c ZONE r8— %� �; ✓ ZGrE-i0 I �t. ..w"'V' •~.. �' .t.?-Y�`1 ZJ'(E•:.^.' x� PUMP STATION PLA11 k '•, ',ZQNE 1S SEa SHEETC3 .tom i ._��r.� I.-.yyal._- � � •�_.. .• r, _� ! F L WET WEkTHER. F .� •� •� ,� a •"1'• ' r - '2.7� .+e`y'- - _ ATOR4GE BR I. • L ,� _ r'�• _ .c _ dON -li' NSUI -I..' `SOILS `• } ._A L- _ • I -� ice• 77 i-w'?. - _. �. f •'. ZCNE, 1A _ '.. .. .' 7 1 .- .. i• - - _ - 4. PRfM�✓'Y A�.ESS fTC.�,;. ; SEESr.E�'"a— } --nFUP IAR%ri "ijN L - TRAN5Mt$=:W LINE SFTE BLs. CA;;� SEE S^c=T?'IAND ?_' •,IYP) V l PRIVATE. PROPERTY i ZONE 5 Q ZONE 7 r! �• f sr r } ONE' 10 F TONE 9" r 1 s�St r ••; �,rzaHE- L ' Zi 4 4 .U." q � r�eu7�yL�� M�&CREED ?rho Sea[h,erun Court. 2fi. 5RUNSWX r"DUN'! I:-�-- N ATER POLLUTION CONTROL SYSTEIN-1 OP-7=0,TORS CERTIFICATION CONaIISSION CLASSIFICATION .- . RATING SHEET FOR WATER POLLUTION CONTROL SYSTEMS FACILITY INFORMATION: MAILING ADDRESS: P U !J`7 l ��l l�� Z COUNTY: 1-2 L CONTACT PERSON: TELEPHONE: PERMIT NO: CO2 � G� � Check One: NC WQ HEALTH DP- 0 R C: 6 2,z ' TELEPHONE: O RATING INFORMATION: (Before comple ng s section, please refer to pages 2-4) PERMITTED FLOW: z , €I C� G� C} &//-MGD BNTR? YES NO CHECK CLASSIFICATION: WASTEWATER: 1 2 3 4 COLLECTION: 1 2 3 4 il/wl-l- a _ .._.. _..... SPRAY IRRIGATION -- --- - SUBSURFACE - - - - I-AND'APPLICATION PHYSICALICHEMICAL GRADE I GRADE II .RATED BY: it f' REGION: VU R D DATE: REGIONAL OFFICE TELEPHONE NUMBER: OfG7} EXT: Classification of Biological Water Pollution Control Treatment Systems: Grade I Biological WPCS - Septic tank/sand filter systems - Biological lagoon systems - Constructed wetlands and associated appurtenances Grade II B ioloaical WPCS - Systems that utilize an activated sludge or fixed growth process with a permitted flow less than or equal to 0.5 million gallons per day (mg d) Grade III Biological WPCS - Systems that utilize an activated sludge or fixed growth process with a permitted flow of greater than 0.5 through 2.5 million gallons per day (mgd) -,Grade II systems that are required to achieve biological nutrient reduction Grade IV Biological WPCS -- Systems that utilizing an activated sludge or fixed growth process with a permitted Clow of greater than 2.5 million gallons per day (m-d) - Grade ILI systems that are required to achieve biological nutrient reduction *Biological Nutrient Reduction - The reduction of total nitrogen or total phosphorous by an activated sludge orfixed growth process as required by the facilities permit. Classification of Collection Water Pollution Control Systems: (whichever provides lowest grade) Same grade as biological water pollution control system. Grade of system: Based on population served: 1,500 or Less = Grade I 1,501 to 15,000 = Grade II _ _L 15,001 to 50,000 , = Grade Ill 50,001 or more = Grade IV ' h `^. Classification of Spray Irrigation Water Pollution Control Systems: y Systems which btilize spray irrigation for the reuse or disposal of wasterwater. =r These systems include: septic tanks, sand filter, oil/water separators, lagoons, `t^`�=..4 .:• storage basins, screening, sedimentation. Systems other than those listed above shall be subject to additional classification. Classification of Land Application of Residuals Systems: Systems permitted and dedicated for land application of residuals that are produced ;y.a water pollution control system or contaminated soils. Classification of Physical/Chemical Water Pollution Control Treatment Systems: Grade I PhysicaVChemical: Any water pollution control'system that utilizes a primarily physical process to treat wastewater. This classification includes groundwater remediation systems. ** Grade II Physical/Chemical: Any water pollution control system that utilizes a primarily chemical process to treat wastewater. This classification includes reverse osmosis, electrodialysis, and ultrafiltration systems. ** **Any water pollution control system that utilizes a phyical/chemicaI process to enhance an: activated slud e or xed.growth rocess,--shall W—not be Qj4 cuQQdditigna— classi cation - ------ Clazsifkation ofSubsurfaceMater Pollution_Contral-Systems. - --- —� Systems which utilize the'soil for subsurface treatment and disposal of wastewater and/or are required to have a certified operator under 15A NCAC 18A.1961. *** Any subsurface system that has as part of its treatment process a water pollution control systems that maybe classified under Rules .0302 through .0307 of this section shall be subject to addional classification_