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HomeMy WebLinkAboutWQ0039488_Final Permit_20180220Water Resources ENVIRONMENTAL QUALITY February 20, 2018 STEPHANIE HUMPHRIES — INTERIM COUNTY MANAGER CAMDEN COUNTY POST OFFICE BOX 190 CAMDEN, NORTH CAROLINA 27921 Dear Ms. Humphries: ROY COOPER Governor MICHAEL S. REGAN Secretary LINDA CULPEPPER Interim Director Subject: Permit No. W00039488 Courthouse Area WWTP High -Rate Infiltration System Camden County In accordance with your permit application request received September 15, 2017, and subsequent additional information received December 7, 2017, we are forwarding herewith Permit No. WQ0039488 dated February 20, 2018, to Camden County for the construction and operation of the subject wastewater treatment and high -rate infiltration facilities. This permit shall be effective from the date of issuance until January 31, 2023, and shall be subject to the conditions and limitations as specified therein. Please pay particular attention to the monitoring requirements listed in Attachments A, B, and C. Failure to establish an adequate system for collecting and maintaining the required operational information shall result in future compliance problems. If any parts, requirements or limitations contained in this permit are unacceptable, the Permittee has the right to request an adjudicatory hearing upon written request within 30 days following receipt of this permit. This request shall be in the form of a written petition, conforming to Chapter 150B of the North Carolina General Statutes, and filed with the Office of Administrative Hearings at 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 permit, please contact Tessa Monday at (919) 807-6302 or tessa.monda ncdenr. Roy. Sincerely, —;;Linda Culpepper, Interim Direc or V Division of Water Resources cc: Camden County Health Department (Electronic Copy) Washington Regional Office, Water Quality Regional Operations Section (Electronic Copy) Sean Robey, PE — Eastern Carolina Engineering, P.C. (Electronic Copy) Beth Buffington — Protection and Enforcement Branch (Electronic Copy) Digital Permit Archive (Electronic Copy) Central Files 'Nothing Compares"� State of North Carolina I Environmental Quality I Water Resources I Water Quality Permitting I Non -Discharge Permitting 1617 Mail Service Center I Raleigh, North Carolina 27699-1617 919-807-6332 THIS PAGE BLANK NORTH CAROLINA ENVIRONMENTAL MANAGEMENT DEPARTMENT OF ENVIRONMENTAL QUALITY RALEIGH HIGH -RATE INFILTRATION 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 Camden County Camden County FOR THE construction and operation of a 99,890 gallon per day (GPD) wastewater treatment and high -rate infiltration facility consisting of: a manual bar screen with 1 -inch spacings; a 5,206 gallon flow equalization tank with four 125 gallon per minute (GPM) submersible centrifugal grinder pumps; four 40,392 gallons anoxic basins; four 16,292 gallon Amphidrome® reactor tanks; two 26,182 gallon clear wells each with four 370 GPM backwash pumps, and two 63 GPM feed pumps; two 4,134 gallon Amphidrome® Plus' tanks; a 4,788 gallon clear well / ultraviolet (UV) disinfection dose tank with two 300 GPM Amphidrome® Plus' backwash pumps, and two 95 GPM UV feed pumps; a UV disinfection unit with two banks, and 24 lamps per bank; two 400 cubic feet per minute (CFM) blowers providing backwash air to the four 16,292 gallon Amphidrome® reactor tanks, and the two 4,134 gallon Amphidrome® Plus' tanks; a carbon feed system with three 1 gallon per hour (GPH) chemical metering pumps serving the 5,206 gallon flow equalization tank, and the two 4,134 gallon Amphidrome® Plus' tanks; an alum feed system with six 1 GPH chemical metering pumps serving the four 16,292 gallon Amphidrome® reactor tanks, and the two 4,134 gallon Amphidrome® Plus' tanks; an alkalinity feed system with four 1 GPH chemical metering pumps serving the four 16,292 gallon Amphidrome® reactor tanks; two 1/3 horsepower (hp) static mixers; an effluent sampling station; a 275 kilowatt (kW) auxiliary generator; a 7,481 gallon effluent distribution tank with four 173 GPM submersible centrifugal pumps; two effluent flow meters; two 0.5 acre high -rate infiltration fields; a 130,000 GPD mechanical groundwater lowering system with a 202 GPM groundwater lowering pump, flow meter, and discharging to an existing irrigation pond; and all associated piping, valves, controls, and appurtenances to serve the Courthouse Area WWTP, with no discharge of wastes to surface waters, pursuant to the application received September 15, 2017, and subsequent additional information received by the Division of Water Resources, and in conformity with the project plans, specifications, and other supporting data subsequently filed and approved by the Department of Environmental Quality and considered a part of this permit. This permit shall be effective from the date of issuance until January 31, 2023, and shall be subject to the following specified conditions and limitations: WQ0039488 Version 1.0 Shell Version 171103 Page 1 of 10 I. I. Upon completion of construction and prior to operation of this permitted facility, a certification (attached) shall be submitted from a licensed North Carolina Professional Engineer certifying that the permitted facility has been installed in accordance with this permit, Division approved plans and specifications, and other supporting documentation, including the location of all monitoring wells as applicable. If this provect is to be completed in Phases and partially certified. the Permittee shall retain final certificate of completion once the entire project has been completed. Mail the Certification to the Division of Water Resources, Non -Discharge Branch, 1617 Mail Service Center, Raleigh, NC 27699- 1617. [15A NCAC 02T .0116(a)] 2. The Washington Regional Office, telephone number (252) 946-6481, shall be notified at least 48 hours in advance (excluding weekends and holidays) of operation of the installed facilities such that an in- place inspection can be made. Notification to the regional supervisor shall be made from 8:00 a.m. until 5:00 p.m. on Monday through Friday, excluding State Holidays. [15A NCAC 02T .0108(b)(2)] Upon completion of construction of the infiltration basins, and prior to being put into operation, said infiltration basins shall be inspected by a North Carolina licensed geologist to verify that the geologic material present is capable of receiving the wastewater at the permitted loading rate. The Washington Regional Office shall be notified at least 48 hours prior to the inspection and given the opportunity to participate in the inspection. Upon completion of the inspection, the licensed geologist shall prepare and sign and seal a report summarizing the findings of his/her inspection and submit this report to the Division before commencement of operation of the infiltration basins. This report shall also evaluate any fill materials placed into the basins and document that the fill has adequate hydraulic properties and is of adequate composition such that the basins will operate as designed and permitted. [15A NCAC 02T .0108(b)(2)] 4. The Washington Regional Office, telephone number (252) 946-6481, shall approve monitoring wells MW -1, MW -2, and MW -3 prior to installation, and the monitoring wells shall be installed prior to beginning waste disposal operations. The regional office shall be notified at least 48 hours prior to the construction of any monitoring well, and such notification to the regional supervisor shall be made from 8:00 a.m. until 5:00 p.m. on Monday through Friday, excluding State Holidays. The monitoring wells 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, and in accordance with 15A NCAC 02C .0108. The general location and name for each monitoring well is marked on Figure 1. [15A NCAC 02C .0108, 02T .0108(b)(2)] 5. Within 60 days of completion of the monitoring wells, the Permittee shall submit two original copies of a site map with a scale no greater than 1 -inch equals 100 feet; however, special provisions may be granted upon prior approval for large properties. At a minimum, the map shall include the following information: a. The location and identity of each monitoring well. b. The location of major components of the waste disposal system. c. The location of property boundaries within 500 feet of the disposal areas. d. The latitude and longitude of the established horizontal control monument. e. The elevation of the top of the well casing (i.e., measuring point) relative to a common datum. f. The depth of water below the measuring point at the time the measuring point is established. g. The location of compliance and review boundaries. h. 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 taking place on the property. The map and any supporting documentation shall be sent to the Division of Water Resources, Non -Discharge Branch, 1617 Mail Service Center, Raleigh, NC 27699-1617. [15A NCAC 02T .0108(b)(2)] WQ0039488 Version 1.0 Shell Version 171103 Page 2 of 10 6. Within 60 days of completion of the monitoring wells, a Well Construction Record (Form GW -1) listing this permit number and the appropriate monitoring well identification number shall be completed for each well constructed, and mailed to the Division of Water Resources, Non -Discharge Branch, 1617 Mail Service Center, Raleigh, NC 27699-1617. A North Carolina Certified Well Contractor shall abandon the monitoring wells according to the North Carolina Well Construction Standards (15A NCAC 02C.01 13) and local county rules. [15A NCAC 02C .011, 02T .0108(b)(2)] No later than six months prior to the expiration of this permit, the Permittee shall request renewal of this permit on official Division forms. Upon receipt of the request, the Division will review the adequacy of the facilities described therein, and if warranted, will renew the permit for such period of time and under such conditions and limitations as it may deem appropriate. Please note Rule 15A NCAC 02T.01 05(d) requires an updated site map to be submitted with the permit renewal application. [15A NCAC 02T .0105(d), 02T .0106, 02T .0109, 02T .0115(c)] H. PERFORMANCE STANDARDS 1. The subject non -discharge facilities shall be effectively maintained and operated at all times so there is no discharge to surface waters, nor any contravention of groundwater or surface water standards. In the event the facilities fail to perform satisfactorily, including the creation of nuisance conditions due to improper operation and maintenance, or failure of the infiltration areas to adequately assimilate the effluent, the Permittee shall take immediate corrective actions including Division required actions, such as the construction of additional or replacement wastewater treatment or infiltration facilities. [G.S. 143-215.1, 143-213.3(a)] 2. This permit shall not relieve the Permittee of their responsibility for damages to groundwater or surface water resulting from the operation of this facility. [15A NCAC 02B .0200, 02L .0100] 3. All wells constructed for purposes of groundwater monitoring shall be constructed in accordance with 15A NCAC 02C .0108 (Standards of Construction for Wells Other than Water Supply), and any other jurisdictional laws and regulations pertaining to well construction. [15A NCAC 02C .0108] 4. Effluent quality shall not exceed the limitations specified in Attachment A. [15A NCAC 02T .0108(b)(1), 02T .0705(b)] 5. Application rates, whether hydraulic, nutrient or other pollutant, shall not exceed those specified in Attachment B. [15A NCAC 02T .0705(m)] 6. This disposal system was individually permitted on or after December 30, 1983; therefore, the compliance boundary is established at either 250 feet from the effluent disposal area, or 50 feet within the property boundary, whichever is closest to the effluent disposal area. An exceedance of groundwater standards at or beyond the compliance boundary is subject to remediation action according to 15A NCAC 02L .0106(d)(2) as well as enforcement actions in accordance with North Carolina General Statute 143-215.6A through 143-215.6C. [15A NCAC 02L .0106(d)(2), 02L .0107(b)] 7. In accordance with 15A NCAC 02L .0108, the review boundary is established midway between the compliance boundary and the effluent disposal area. Any exceedance of groundwater standards at the review boundary shall require action in accordance with 15A NCAC 02L .0106. [15A NCAC 02L .0106, 02L.01081 8. The Permittee shall apply for a permit modification to establish a new compliance boundary prior to any sale or transfer of property affecting a compliance boundary. [15A NCAC 02L .0107(c)] 9. In accordance with 15A NCAC 02L .0107(d), no wells, excluding Division approved monitoring wells, shall be constructed within the compliance boundary except as provided for in 15A NCAC 02L .0107(g). [15A NCAC 02L .0107] WQ0039488 Version 1.0 Shell Version 171103 Page 3 of 10 10. Except as provided for in 15A NCAC 02L .0107(g), the Permittee shall ensure any landowner who is not the Permittee and owns land within the compliance boundary shall execute and file with the Camden County Register of Deeds an easement running with the land containing the following items: a. A notice of the permit and number or other description as allowed in 15A NCAC 02L .0107(f)(1); b. Prohibits construction and operation of water supply wells within the compliance boundary; and c. Reserves the right of the Permittee or the State to enter the property within the compliance boundary for purposes related to the permit. The Director may terminate the easement when its purpose has been fulfilled or is no longer needed. [ 15A NCAC 02L .0107(f)] 11. The facilities permitted herein shall be constructed according to the following setbacks: a. The setbacks for high -rate infiltration sites permitted under 15A NCAC 02T .0700 shall be as follows (all distances in feet): i. Any habitable residence or place of public assembly under separate ownership: 400 ii. Any habitable residence or place of public assembly owned by the Permittee: 200 iii. Any private or public water supply source: 100 iv. Surface waters: 501 v. Groundwater lowering ditches: 50 vi. Surface water diversions: 50 vii. Any well with exception of monitoring wells: 100 viii. Any property line: 200 ix. Top of slope of embankments or cuts of two feet or more in vertical height: 100 x. Any water line from a disposal system: 10 xi. Subsurface groundwater lowering drainage systems: 50 xii. Any swimming pool: 100 xiii. Public right of way: 50 xiv. Nitrification field: 20 xv. Any building foundation or basement: 15 Setbacks to surface waters, groundwater lowering ditches and subsurface groundwater lowering drainage systems have been reduced to 50 feet because the treatment units are designed to meet a Total Nitrogen of 4 mg/L and a Total Phosphorus of 2 mg/L in accordance with 15A NCAC 02T .0706(c). [15A NCAC 02T .0706(a), 02T .0706(c)] b. The setbacks for storage and treatment units permitted under 15A NCAC 02T .0700 shall be as follows (all distances in feet): i. Any habitable residence or place of public assembly under separate ownership: ii. Any private or public water supply source: iii. Surface waters: iv. Any well with exception of monitoring wells: v. Any property line: [15A NCAC 02T .0706(d)] 100 100 50 100 50 W00039488 Version 1.0 Shell Version 171103 Page 4 of 10 III. OPERATION AND MAINTENANCE REIOUIREMENT5 1. The facilities shall be properly maintained and operated at all times. 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. The Permittee shall maintain an Operation and Maintenance Plan, which at a minimum shall include operational functions, maintenance schedules, safety measures and a spill response plan. [15A NCAC 02T .0707] 2. Upon the Water Pollution Control System Operators Certification Commission's (WPCSOCC) classification of the subject non -discharge facilities, in accordance with 15A NCAC 08G .0200 the Permittee shall designate and employ a certified operator in responsible charge (ORC) and one or more certified operator(s) as back-up ORC(s). The ORC or their back-up shall visit the facilities in accordance with 15A NCAC 08G .0200, and shall comply with all other conditions specified in the previously cited rules. [15A NCAC 02T .0117] 3. Adequate measures shall be taken to prevent effluent ponding in or runoff from the infiltration sites listed in Attachment B. [15A NCAC 02T .0108(b)(1)] 4. All infiltration equipment shall be tested and calibrated at least once per permit cycle. Calibration records shall be maintained at the facility for a period of no less than five years, and shall be made available to the Division upon request. [15A NCAC 02T .0108(b)(1)] 5. Only effluent from the Courthouse Area W WTP shall be infiltrated on the sites listed in Attachment B. [G.S. 143-215.11 6. No automobiles or machinery shall be allowed on the infiltration sites except during equipment installation or while maintenance is being performed. [15A NCAC 02T .0108(b)(1)] 7. Public access to the infiltration sites and wastewater treatment facilities shall be prohibited. [15A NCAC 02T .0705(p)] 8. The residuals generated from the wastewater treatment facilities shall be disposed or utilized in accordance with 15A NCAC 02T .1100. The Permittee shall maintain a residual management plan pursuant to 15A NCAC 02T.0708. [15A NCAC 02T .0708, 02T .1100] 9. Diversion or bypassing of untreated or partially treated wastewater from the treatment facilities is prohibited. [15A NCAC 02T .0705(i)] 10. A protective vegetative cover shall be established and maintained on all earthen embankments (i.e., outside toe of embankment to maximum allowable temporary storage elevation on the inside of the embankment), 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 dikes or embankments. Earthen embankment areas shall be kept mowed or otherwise controlled and accessible. [15A NCAC 02T .0108(b)(1)] 11. The high -rate infiltration spray beds shall be periodically cleaned to remove deposited materials that may impede the infiltration process. They shall be raked as needed and cleaned of vegetative growth. All vegetative growth shall be removed manually so that minimal disturbance will occur to the disposal areas. Cleaning records shall be maintained at the facility for a period of no less than five years, and shall be made available to the Division upon request. The Washington Regional Office, telephone number (252) 946-6481, shall be notified prior to each cleaning. [15A NCAC 02T .0108(b)(1)]. W00039488 Version 1.0 Shell Version 171103 Page 5 of 10 IV. MONITORING AND REPORTING REQUIREMENTS 1. Any Division required monitoring (including groundwater, plant tissue, soil and surface water analyses) necessary to ensure groundwater and surface water protection shall be established, and an acceptable sampling reporting schedule shall be followed. [ 15A NCAC 02T .0108(c)] 2. A Division certified laboratory shall conduct all laboratory analyses for the required effluent, groundwater or surface water parameters. [15A NCAC 02H .0800] 3. Flow through the treatment facility shall be continuously monitored, and daily flow values shall be reported on Form NDMR. The Permittee shall install and maintain an appropriate flow measurement device to ensure the accuracy and reliability of flow measurement consistent with accepted engineering and scientific practices. Selected flow measurement devices shall be capable of measuring flows with a maximum deviation of less than ten percent from true flow; accurately calibrated at a minimum of once per year; and maintained to ensure the accuracy of measurements is consistent with the selected device's accepted capability. The Permittee shall maintain records of flow measurement device calibration on file for a period of at least five years. At a minimum, documentation shall include: a. Date of flow measurement device calibration, b. Name of person performing calibration, and c. Percent from true flow. [15A NCAC 02T .0105(k)] 4. The Permittee shall monitor the effluent from the subject facilities at the frequencies and locations for the parameters specified in Attachment A. [15A NCAC 02T .0108(c)] 5. The Permittee shall maintain adequate records tracking the amount of effluent infiltrated. At a minimum, these records shall include the following information for each infiltration site listed in Attachment B: a. Date of infiltration; b. Volume of effluent infiltrated; c. Site infiltrated; d. Loading rates to each infiltration site listed in Attachment B; and e. Weather conditions. [15A NCAC 02T .0108(c)] 6. Three copies of all monitoring data (as specified in Conditions IV.3. and IVA.) on Form NDMR for each PPI and three copies of all operation and disposal records (as specified in Condition fV.S.) on Form NDAR-2 for every site in Attachment B shall be submitted on or before the last day of the following month. If no activities occurred during the monitoring month, monitoring reports are still required documenting the absence of the activity. All information shall be submitted to the following address: Division of Water Resources Information Processing Unit 1617 Mail Service Center Raleigh, North Carolina 27699-1617 [15A NCAC 02T .0105(1)] WQ0039488 Version 1.0 Shell Version 171103 Page 6 of 10 A record shall be maintained of all residuals removed from this facility. This record shall be maintained at the facility for a period of no less than five years, and shall be made available to the Division upon request. At a minimum, this record shall include: a. Name of the residuals hauler; b. Non -Discharge permit number authorizing the residuals disposal, or a letter from a municipality agreeing to accept the residuals; c. Date the residuals were hauled; and d. Volume of residuals removed. [15A NCAC 02T .0108(b)(1)] 8. A maintenance log shall be maintained at this facility. This log shall be maintained at the facility for a period of no less than five years, and shall be made available to the Division upon request. At a minimum, this log shall include: a. Date of calibration of flow measurement device; b. Visual observations of the plant and plant site; and c. Record of preventative maintenance (e.g., changing of equipment, adjustments, testing, inspections and cleanings, etc.). [15A NCAC 02T.0108(b)(l)] 9. Monitoring wells shall be sampled after construction and within 3 months prior to initiating non - discharge disposal operations. Monitoring wells shall be sampled thereafter at the frequencies and for the parameters specified in Attachment C. All mapping, well construction forms, well abandonment Attachment C and Figure 1. [15A NCAC 02T .0105(m)] 10. For initial sampling of monitoring wells, the Permittee shall submit a Compliance Monitoring Form (GW -59) and a Well Construction Record Form (GW -1) listing this permit number and the appropriate monitoring well identification number. Initial Compliance Monitoring Forms (GW -59) without copies of the Well Construction Record Forms (GW -1) are deemed incomplete, and may be returned to the Permittee without being processed. [15A NCAC 02T .0105(m)] 11. Two copies of the monitoring well sampling and analysis results shall be submitted on a Compliance Monitoring Form (GW -59), along with attached copies of laboratory analyses, on or before the last working day of the month following the sampling month. The Compliance Monitoring Form (GW -59) shall include this permit number, the appropriate well identification number, and one GW -59a certification form shall be submitted with each set of sampling results. All information shall be submitted to the following address: Division of Water Resources Information Processing Unit 1617 Mail Service Center Raleigh, North Carolina 27699-1617 [15A NCAC 02T .0105(m)] W00039488 Version 1.0 Shell Version 171103 Page 7 of 10 UT 12. Noncompliance Notification: The Permittee shall report by telephone to the Washington Regional Office, telephone number (252) 946-6481, 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. Treatment of wastes abnormal in quantity or characteristic, including the known passage of a hazardous substance. b. Any process unit failure (e.g., mechanical, electrical, etc.), due to known or unknown reasons, rendering the facility incapable of adequate wastewater treatment. c. Any facility failure resulting in a by-pass directly to receiving surface waters. d. Any time self-monitoring indicates the facility has gone out of compliance with its permit limitations. e. Ponding in or runoff from the infiltration sites. Any emergency requiring immediate reporting (e.g., discharges to surface waters, imminent failure of a storage structure, etc.) outside normal business hours shall 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 letter form within five days following first knowledge of the occurrence. This report shall outline the actions taken or proposed to betaken to ensure the problem does not recur. [15A NCAC 02T .0105(1), 02T .0108(b)(1)] The Permittee shall provide adequate inspection and maintenance to ensure proper operation of the wastewater treatment and infiltration facilities. [15A NCAC 02T .0108(6)] The Permittee or their designee shall inspect the wastewater treatment and infiltration facilities to prevent malfunctions, facility deterioration and operator errors resulting in discharges, which may cause the release of wastes to the environment, a threat to human health or a public nuisance. The Permittee shall maintain an inspection log that includes, at a minimum, the date and time of inspection, observations made, and any maintenance, repairs, or corrective actions taken. The Permittee shall maintain this inspection log for a period of five years from the date of the inspection, and this log shall be made available to the Division upon request. [15A NCAC 02T .0108(b)] 3. Any duly authorized Division representative may, upon presentation of credentials, enter and inspect any property, premises or place on or related to the wastewater treatment and infiltration facilities permitted herein at any reasonable time for the purpose of determining compliance with this permit; may inspect or copy any records required to be maintained under the terms and conditions of this permit, and may collect groundwater, surface water or leachate samples. [G.S. 143-21.5.3(a)(2)] VI. GENERAL CONDITIONS 1. Failure to comply with the conditions and limitations contained herein may subject the Permittee to an enforcement action by the Division in accordance with North Carolina General Statutes 143-215.6A to 143-215.6C. [G.S. 143-215.6A to 143-215.6C] 2. This permit shall become voidable if the permitted facilities are not constructed in accordance with the conditions of this permit, the Division approved plans and specifications, and other supporting documentation. [15A NCAC 02T .0110] 3. This permit is effective only with respect to the nature and volume of wastes described in the permit application, Division approved plans and specifications, and other supporting documentation. No variances to applicable rules governing the construction or operation of the permitted facilities are granted, unless specifically requested and approved in this permit pursuant to 15A NCAC 02T.0 105(n). [G.S. 143-21.5.1] W00039488 Version 1.0 Shell Version 171103 Page 8 of 10 4. The issuance of this permit does not exempt the Perrnittee from complying with any and all statutes, rules, regulations, or ordinances, which may be imposed by other jurisdictional government agencies (e.g., local, state, and federal). Of particular concern to the Division are applicable river buffer rules in 15A NCAC 02B .0200; erosion and sedimentation control requirements in 15A NCAC Chapter 4 and under General Permit NCGO10000; any requirements pertaining to wetlands under 15A NCAC 02B .0200 and 02H.0500; and documentation of compliance with Article 21 Part 6 of Chapter 143 of the General Statutes. [15ANCAC 02T .0105(c)(6)] hi the event the permitted facilities change ownership or the Permittee changes their name, a formal permit modification request shall be submitted to the Division. This request shall be made on official Division forms, and shall include appropriate property ownership documentation and other supporting documentation as necessary. The Permittee of record shall remain fully responsible for maintaining and operating the facilities permitted herein until a permit is issued to the new owner. [15A NCAC 02T .0104] 6. The Permittee shall retain a set of Division approved plans and specifications for the life of the facilities permitted herein. [15A NCAC 02T .0108(b)(1)] 7. The Permittee shall maintain this permit until all permitted facilities herein are properly closed or permitted under another permit issued by the appropriate permitting authority. [15A NCAC 02T .0105(])] 8. This permit is subject to revocation or unilateral modification upon 60 days notice from the Division Director, in whole or part for the requirements listed in 15A NCAC 02T.0 110. [ 15A NCAC 02T .0110] 9. Unless the Division Director grants a variance, expansion of the permitted facilities contained herein shall not be granted if the Permittee exemplifies any of the criteria in 15A NCAC 02T .0120(b). [15A NCAC 02T.0120] 10. The Permittee shall pay the annual fee within 30 days after being billed by the Division. Failure to pay the annual fee accordingly shall be cause for the Division to revoke this permit. [15A NCAC 02T .0105(e)(3)] Permit issued this the 201 day of February 2018 NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION Linda Culpepper, Interim Director Division of Water Resources By Authority of the Environmental Management Commission Permit Number W00039488 W00039488 Version 1.0 Shell Version 171103 Page 9 of 10 Permit No. WQ0039488 Camden County Courthouse Area WWTP ENGINEERING CERTIFICATION ❑ Partial ❑ Final High -Rate Infiltration System February 20, 2018 Camden County In accordance with 15A NCAC 02T.01 16, I, , as a duly registered Professional Engineer in the State of North Carolina, having the Permittee's authorization to ❑ periodically ❑ weekly ❑ fully observe the construction of the permitted facility, hereby state to the best of my abilities that due care and diligence was used in the observation of the construction, such that the facility was built within substantial compliance and intent of this permit, the Division -approved plans and specifications, and other supporting documentation. ❑ Any variation to this permit, the Division -approved plans and specifications, and other supporting documentation has been documented in the attached as -built drawings, and shall serve as the Permittee's minor modification request to amend the permit accordingly. Provide a brief narrative description of any variations: Professional Engineer's Name Engineering Finn Mailing Address City State ! zip Telephone E-mail NC PE Seal, Sigqature & Date THE COMPLETED ENGINEERING CERTIFICATION, INCLUDING ALL SUPPORTING INFORMATION AND MATERIALS, SHALL BE SENT TO THE FOLLOWING ADDRESS: NORTH CAROLINA DEPARTMENT OF ENVIRONMENTAL QUALITY DIVISION OF WATER RESOURCES NON -DISCHARGE BRANCH NON -DISCHARGE PERMITTING UNIT By U.S. Postal Service: 1617 MAIL SERVICE CENTER By Courier/Special Delivery: 512 N. SALISBURY ST. 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