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HomeMy WebLinkAboutWQ0005247_Final Permit_20040426Michael F. Easley, Governor W A O Niii� _< April 26, 2004 Alan Jeffreys, Park Engineer Rollingvie;v State Recreational A—rea NC DENR — Division of Parks and Recreation 14700 Bayleaf Church Road Raleigh, NC 27614 William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources Alan W. Klimek, P.E., Director Coleen H. Sullins, Deputy Director Division of Water Quality Subject: Permit No. WQ0005247 Modification Roilingview State Recreational Area Wastewater Spray Irrigation and Wastewater Collection System Durham County Dear Mr. Jeffreys: In accordance with your permit modification application received October 20, 2003 and permit modification application received December 8, 2003, we are forwarding herewith Permit No. WQ0005247, dated April 26, 2004, to NC DENR — Division of Parks and Recreation for the continued operation of the subject wastewater treatment and spray irrigation facilities and the associated wastewater collection system. As per the application received October 20, 2003, this modification is to upgrade the ten pump stations at the Rollingview Park by elevating the wetwell tops, adding valve vaults and replacing the existing pumps in kind. Additionally, the existing shower at Pump Station 2 will be connected to the collection system. A grit chamber will be installed prior to the pump station. As per the application received December 8, 2003, this permit issuance also approves the change in chlorination from liquid to tablet. This permit shall be effective from the date of issuance until December 31, 2006, shall void Permit No. WQ0005247 issued January 23, 2002, and shall be subject to the conditions and limitations as specified therein. Please pay particular attention to the monitoring requirements in this permit. Failure to establish an adequate system for collecting and maintaining the required operational information) will result in future compliance problems. 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 forma of a written petition, conforming to Chapter 150B of the North Carolina General Statutes, and fried 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. Non -Discharge Permitting Unit 1617 Mail Service Center, Raleigh, NC 27699-1617 DENR Customer Service Center An Equal Opportunity Action Employer Internet http1lh2o.enr.state.nc.us/ndpu Telephone (919) 733.5083 Fax (919) 715.6048 Telephone 1 800 6,23-T748 50% recycledll0% post -consumer paper If you need additional information concerning this matter, please contact Marie Doklovic or Toni Wyche at (919) 733-5083. Sincere Alan W. Klimek, PE cc: Durham County Health Department Chris Brown, PE, Dewberry & Davis, Inc. Wesley Linker, EI, Dewberry & Davis, Inc. Raleigh Regional Office, Water Quality Section Raleigh Regional Office, Groundwater Section Groundwater Section, Central Office Technical Assistance and Certification Unit Water Quality Central Files NDPU Files NORTH CAROLINA ENVIRONMENTAL MANAGEMENT CONIlMIISSION DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES F.ALEIGH SPRAY IRRIGATION SYSTEM PERMIT 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 NC DEAR - Division of Parks and Recreation Durham County FOR THE the upgrade of ten pump stations at the Rollingview park consisting of replacing all pumps in kind, elevating the tops of wetwells and building valve vaults; and the construction of a grit chamber and piping to connect the existing shower at Pump Station 2 to the collection system serving the Rollingview State Park with the addition of 550 GPD of collected domestic wastewater into the existing sewerage system pursuant to the application received October 20, 2003, and in conformity 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; and, modification of the chlorination facilities from liquid to tablet chlorination and, continued operation of a 10,500 GPD wastewater collection, spray irrigation treatment and disposal facility consisting of approximately 345 linear feet of eight inch gravity sewer, approximately 225 linear feet of six inch gravity sewer, a 2 hp pump station with duplex pumps and high water alarms, eight, 5 hp pump stations each with duplex pumps and high water alarms (as upgraded), two, 7.5 hp booster pump stations (as upgraded), each with duplex pumps and high water alarms, approximately 17,650 linear feet of 2, 3, and 4 inch force main, a 7 million gallon stabilization lagoon, a 5 million gallon storage lagoon, a 3,200 gallon chlorine contact chamber, a 150 GPM irrigation pump station with dual submersible pumps, and two 3.55 acre irrigation zones, and wastewater collection facilities consisting of a septic tank, a pump station with duplex 22 GPM effluent pumps and high water alarms, and approximately 500 linear feet of two inch force main to discharge collected wastewater from the Superintendent's Residence to the existing wastewater facilities to serve Rolling View State Recreation Area, with no discharge of wastes to the surface waters, pursuant to the applications received October 30, 2003 and December 8, 2003, and in conformity 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 December 31, 2006, shall void Permit No. WQ0005247 issued January 23, 2002, and shall be subject to the following specified conditions and limitations: 2 I. PERFORMANCE STANDARDS The spray irrigation facilities shall be effectively maintained and operated at all tunes 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. 2. This permit shall become voidable unless the modificatinos to the wastewater collection facilities are constructed in accordance with the conditions of this permit; 15A NCAC 2H .0200; the Division of Water Quality's (Division) Gravity Sewer Minimum Design Criteria adopted February 12, 1996 as applicable; the Division's Minimum Design Criteria for the Fast -Track Permitting of Pump Stations and Force Mains adopted June 1, 2000 as applicable; and other supporting materials unless specifically mentioned herein. 3. The issuance of this permit shall not relieve the Permittee of the responsibility for damages to surface or groundwaters resulting from the operation of this facility. 4. The wastewater collection facilities shall be properly maintained and operated at all times. The Permittee shall maintain compliance with an individual system -wide collection system permit for the operation and maintenance of these facilities as required by 15A NCAC 2H .0227. If an individual permit is not required, the following performance criteria shall be met as provided in 15A NCAC 2H .0227: a. The sewer system shall be effectively maintained and operated at all times to prevent discharge to land or surface waters, and any contravention of the groundwater standards in 15A NCAC 2L .0200 or the surface water standards in 15A NCAC 2B .0200. b. A map of the sewer system shall be developed prior to January 1, 2004 and shall be actively maintained_ c. An operation and maintenance plan shall be developed and implemented. d. Pump stations that are not connected to a telemetry system shall be inspected every day (i.e. 365 days per year). Pump stations that are connected to a telemetry system shall be inspected at least once per week. e. High -priority sewer lines shall be inspected at least once per every six-month period of time. f. A general observation of the entire sewer system shall be conducted at least once per year. g. Inspection and maintenance records shall be maintained for a period of at least three years. h. Overflows and bypasses shall be reported to the appropriate Division regional office in accordance with 15A NCAC 2B .0506(a), and public notice shall be provided as required by North Carolina General Statute §143-215.1C. 5. 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. 6. Diversion or bypassing of the untreated wastewater from the treatment facilities is prohibited. 7. Construction of the gravity sewers, pump stations, and force mains shall be scheduled so as not to interrupt service by the existing utilities nor result in an overflow or bypass discharge of wastewater to the surface waters of the State. S. Upon completion of construction and prior to operation of these permitted facilities, a certification, a copy of the construction record drawings, as well as supporting design calculations for any pump stations perri]itted as part of this project shall be received from a North Carolina -licensed Professionial Engineer certifying that the facilities have been installed in accordance with this permit; 15A NCAC 2H .0200; the Division's Gravity Sewer Design Criteria adopted February 12, 1996 as applicable; the Division's Minimum Design Criteria for the Fast -Track Permitting of Pump Station and Force Main adopted June 1, 2000 as applicable; 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. A copy of the construction record drawings, indicating the facilities constructed in the phase being certified, shall be submitted with each partial certification. Mail the Engineer's Certification, one copy of the "Construction Record Drawings", and one copy of the supporting design calculations to the Non -Discharge Permitting Unit, 1617 Mail Service Center, Raleigh, NC 27699-1617. 9. A copy of the construction record drawings shall be maintained on file by the Permittee for the life of the wastewater collection facilities. 10. Failure to abide by the conditions and limitations contained in this permit; 15A NCAC 2H .0200; the Division's Gravity Sewer Design Criteria adopted February 12, 1996 as applicable; the Division's Minimum Design Criteria for the Fast -Track Permitting of Pump Station and Force Mains adopted June 1, 2000 as applicable; and other supporting materials may subject the Permittee to an enforcement action by the Division, in accordance with North Carolina General Statutes § 143-215.6A through § 143-215.6C. 11. In the event that the wastewater collection facilities fail to perform satisfactorily, including the creation of nuisance conditions, the Permittee shall take immediate corrective action, including those as may be required by this Division, such as the construction of additional or replacement facilities. 12. The following buffers shall be maintained: a. 400 feet between wetted area and any residence or places of public assembly under separate ownership, b. 150 feet between wetted area and property lines, c. 100 feet between wetted area and wells, d. 100 feet between wetted area and drainageways or surface water bodies, e. 50 feet between wetted area and public right of ways, f. 100 feet between wastewater treatment units and wells, and g. 50 feet between wastewater treatment units and property lines. 4 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 which 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 spray irrigation areas and apply in instances in which the sale of property would cause any of the buffers now com,nplied 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. IL OPERATION AND MAINTENANCE REQUIREMENTS 1. The facilities shall be properly maintained and operated at all times. 2. Upon classification of the facility by the Water Pollution Control System Operators Certification Commission (WPCSOCC), the Permittee shall employ a certified wastewater treatment plant operator to be in responsible charge (ORC) of the wastewater treatment facilities. The operator must hold a certificate of the type and grade at least equivalent to or greater than the classification assigned to the wastewater treatment facilities by the WPCSOCC. The Permittee must also employ a certified back- up operator of the appropriate type and grade to comply with the conditions of 15A NCAC 8G .0202. The ORC of the facility must visit each Class I facility at least weekly and each Class H, III, and IV facility at least daily, excluding weekends and holidays, and must properly manage and document daily operation and maintenance of the facility and must comply with all other conditions of 15A NCAC 8G .0202. Once the facility is classified, the Permittee must submit a letter to the WPCSOCC which designates the operator in responsible charge within thirty days after the wastewater treatment facilities are 50% complete. 3. A suitable year round vegetative cover shall be maintained. 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 spray field. b. 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 this facility. 7. The application rate shall not exceed a cumulative loading of 31.2 inches over any twelve (12) month period at an instantaneous application rate not to exceed 0.2 inches per hour. 8. No type of wastewater other than that from Rollingview State Recreation Area shall be sprayed onto the irrigation area. 9. No traffic or equipment shall be allowed on the disposal area except while installation occurs or while normal maintenance is being performed. 10. Public access to the land application sites shall be controlled during active site use. Such controls may include the posting of signs showing the activities being conducted at each site. 11. Freeboard in the stabilization and storage lagoons shall not be less than two feet at any time. 5 12. The Permittee shall provide for the pump station and force main the following iterns: a. Pump on/off elevations located so that 2-8 pumping cycles may be achieved per hour in the pump station, b. An air relief valve located at all high points along the force main, c. A screened vent for the wet well, d. Fillets located in the wet well at the intersection of the flooring and sidewal IS, e. Three feet of cover (minimum) over the force main or the use of ferrous material where three feet cannot be maintained, f. Sufficient devices which will protect the pump station from vandals, and g. Flood protection if the pump station is located below the 100-year flood elevation. III. MONITORING AND REPORTING REQUIREMENTS 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. Adequate records shall be maintained by the Permittee tracking the amount of wastewater disposed. These records shall include, but are not necessarily limited to, the following information: a. date of irrigation, b. volume of wastewater irrigated, c. field irrigated, d. Iength of time field is irrigated, e. continuous weekly, monthly, and year-to-date hydraulic (inches/acre) loadings for each field, f: weather conditions, and g. maintenance of cover crops. 3. Influent flow shall be continuously monitored and daily average flow values shall be reported on Form NDMR. Flow may be estimated from water use records provided water use is metered. Daily average values shall be calculated by dividing monthly flow volume by the number of days in the month. 4. The effluent from the subject facilities shall be monitored by the Pennittee at the point prior to irrigation every March, July, and November for the following parameters: BOD5 TSS Fecal Coliform pH NH3 as N 5. Three (3) copies of all operation and disposal records (as specified in condition 111 2) on Form NDAR-1 and three (3) copies of all effluent monitoring data (as specified in condition 1113 and 1114) on Form NDMR-1 shall be submitted on or before the last day of the following month. All information shall be submitted to the following address: NC Division of Water Quality Water Quality Section Non -Discharge Compliance/Enforcement Unit 1617 Mail Service Center Raleigh, North Carolina 27699-1617 6 IV 6. A representative annual soils analysis (Standard Soil Fertility Analysis) shall be conducted on each spray field and the results maintained on file by the Permittee for a minimum of five years. The Standard Soil Fertility Analysis shall include, but is not necessarily limited to, the following parameters: Acidity Calcium Copper Magnesium Cation Exchange Capacity 7. Noncompliance Notification: Manganese Potassium Percent Humic Matter Sodium PH Zinc Exchangeable Sodium Percentage Phosphorus Base Saturation (by calculation) The Permittee shall report by telephone to the Raleigh Regional Office, telephone number (919) 571- 4700, 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. Persons reporting such occurrences by telephone shall also file a written report in letter 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. GROUNDWATER REQUIREMENTS The COMPLIANCE BOUNDARY for the disposal system is specified by regulations in 15A NCAC 2L, Groundwater Classifications and Standards. The Compliance Boundary is for the disposal system constructed after December 31, 1983 is established at either (1) 250 feet from the waste disposal area, or (2) 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 immediate remediation action in addition to the penalty provisions applicable under General Statute 143-215.6A(a)(1). In accordance with 15A NCAC 2L, a 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 remediation action on the part of the permittee. 2. Any groundwater quality monitoring, as deemed necessary by the Division, shall be provided. iI V. INSPECTIONS 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 permitting 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. VI. GENERAL CONDITIONS I. 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. 3. 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 Pertittee to an enforcement action by the Division in accordance with North Carolina General Statute 143- 215.6A to 143-215.6C. 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 Ch. 4 and under the Division's General Permit NCG010000, and any requirements pertaining to wetlands under 15A NCAC 2B .0200 and 2H .0500. 6. A set of approved plans and specifications for the subject project must be retained by the Permittee for the life of the project. 7. The annual administering and compliance fee- must be paid by the Permittee within thirty (30) days after 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 15A NCAC 2H .0205 (c)(4). 8. The Pernittee, 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. Pew ut issued. this the 2e dwy of � ;pril, 2004 NORTH 9AROLINA ENVIRONMENTAL MANAGEMENT COMMISSION 'C.Alan W. Klimek, P.E., Director Division of Water Quality By Authority of the Environmental Management Commission Permit Number WQ0005247 E Permit No. WQ0005247 Modification April 26, 2004 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, consisting of Project Name Location and County the upgrade of ten pump stations at the Rollingview park consisting of replacing all pumps in kind, elevating the tops of wetwells and building valve vaults; and the construction of a grit chamber and piping to connect the existing shower at Pump Station 2 to the collection system serving the Rollingview State Park with the addition of SSO GPD of collected domestic wastewater bito the existing sewerage system pursuant to the application received October 20, 2003, and in conformity 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 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 of this permit; 15A NCAC 2H .0200; the Division of Water Quality's (Division) Gravity Sewer Minimum Design Criteria adopted February 12, 1996 as applicable; the Division's Minimum Design Criteria for the Fast -Track Pertnitting of Pump Stations and Force Mains adopted June 1, 2000 as applicable; and other supporting materials. North Carolina Professional Engineer's seal, signature, and date: The above Engineer's Certification shall be completed and submitted to the address below with one copy of the "Construction Record Drawings" of the wastewater collection system extension as well as supporting design calculations for any pump stations permitted as part of this project. This project shall not be considered complete nor allowed to operate until this Engineer's Certification and all required supporting documentation have been received by the Division. Any wastewater flow made tributary to the wastewater collection system extension prior to completion of this Engineer's Certification shall be considered a violation of the permit and shall subject the Permittee to appropriate enforcement actions. NORTH CAROLINA DIVISION OF WATER QUALITY WATER QUALITY SECTION NON -DISCHARGE PERMITTING UNIT 1617 MAIL SERVICE CENTER RALEIGH, NORTH CAROLINA 27699-1617 10 2'30" I OM -7 K "89 3988 A: 4 Voo, Z-0 ff Ce'rrr -73-Zi3' Lf3 820 oc SNAY qRE-,q FEE V. 36'121W-- 78-45' •7 (L3 7041 2080000 FEET Mapped, edited, and published by the Geological Survey Ise Control by USGS. NOS/NOAA, USCE, and North Carolina Geodetic Survey 5A o'g, Topography by photogrammetric methods from aerial photographs ,4 taken 1974. Field checked 1974 Projection and 10,000-foot grid ticks: North Carolina Coordinate system (Lambert conformal conic). 1000-meter Universal Transverse Mercator grid ticks, zone 17, shown in blue. 1927 North American Datum.' To place on the predicted North American Datum 1983 move the projection lines 12 meters south and 23 meters west as shown by dashed comer ticks Fine red dashed lin'es indicate selected fence and field lines where generally visible on aerial photographs. This information is unchecked Revisions shown in purple and woodland compiled in cooperation with North Carolina agencies from aerial photographs taken - K —A' 1706 42?30'r 1707 WX GN ES 7' 124 MILS 1'22' 24. MILS VTM GRID AND 1987 MAGNETIC NDRTH DECLINATION AT CENTER OF SHEET Map photoinspected 1990 FOR SALE BY No major culture or drainage changes observed A V-0