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HomeMy WebLinkAboutWQ0033406_Final Permit_20170216Water R esources ENVIRONMENTAL QUALITY February 16, 2017 DR. PHILLIP PRICE — VICE PRESIDENT OF ADMINISTRATIVE SERVICES CHATHAM COUNTY AND CENTRAL CAROLINA COMMUNITY COLLEGE 1105 KELLY DRIVE SANFORD, NORTH CAROLINA 27330 Dear Dr. Price: ROY COOPER Governor MICHAEL S. REGAN Secretary S. JAY ZIMMERMAN Director Subject: Permit No. WQ0033406 Central Carolina Community College Reclaimed Water Generation and Conjunctive Reclaimed Water Utilization System Chatham County In accordance with your permit renewal request received August 5, 2016, and subsequent additional information received December 1, 2016, we are forwarding herewith Permit No. WQ0033406 dated February 16, 2017, to Chatham County and Central Carolina Community College for the continued operation of the subject reclaimed water generation and conjunctive reclaimed water utilization facilities. Modifications to the subject permit are as follows: ➢ "Dye addition" has been removed from the facility description, and ➢ Cooling water utilization has been removed from the facility description, and ➢ Condition IV.3 — "flow shall be continuously monitored and daily flows shall be reported" has been changed to "flow shall be estimated and reported monthly as stated in Attachment A," and ➢ Your permit's format has been updated to be consistent with the most current reclaimed water permit template, and rule references have been updated pursuant to the new 15A NCAC 02U rules that became effective July 18, 2011. This permit shall be effective from the date of issuance until January 31, 2022, shall void Permit No. WQ0033406 issued May 26, 2009, and shall be subject to the conditions and limitations as specified therein. Please pay particular attention to the monitoring requirements listed in Attachments A and B for they may differ from the previous permit issuance. Failure to establish an adequate system for collecting and maintaining the required operational information shall result in future compliance problems. ."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 Dr. Phillip Price February 16, 2017 Page 2 of 3 Please note the following permit conditions have been removed since the last permit issuance dated May 26,2009: ➢ Old Condition 1.1. — This condition has been removed because the facility has been constructed and the engineering certification has been submitted. ➢ Old Condition I.2. — This condition has been removed because the start-up inspection has been conducted. ➢ Old Condition 1.4. — This condition has been removed because the post -construction soils evaluation has been completed. ➢ Old Condition 1.5. — This condition has been removed because the applicable plumbing codes have been met. ➢ Old Condition I.6. — This condition has been removed because the education program is in effect. ➢ Old Conditions U.9.a.iv. and 119.a.v. — These setbacks have been removed as they are not applicable to the subject facility. ➢ Old Condition IV.7. — This condition has been removed. ➢ Old Condition N.9. — This condition has been removed because it is inherently covered under existing Condition IV -6. Please note the following permit conditions are new since the last permit issuance dated May 26,2009: ➢ Condition H.12. - The compliance and review boundaries are established at the utilization area boundaries. ➢ Condition 11I.2. — This condition requires the Permittee to maintain an Operation and Maintenance Plan. ➢ Condition 111.4. — The ORC shall be on call 24 hours per day. ➢ Condition III.8. - The turbidimeter shall be tested and calibrated at a minimum of once per year. ➢ Condition III. 10. - An automatically activated standby power source or other means shall be available to run facility. ➢ Condition 111.11. - Public access to the reclaimed water generation facilities shall be prohibited. ➢ Condition Ill.14. — This condition requires that effluent not meeting the reclaimed water standards be sent to the Town of Pittsboro's sanitary sewer collection system. ➢ Condition 111. 16. — This condition requires the Permittee to provide notification to the public and/or employees about the use of reclaimed water. ➢ Condition IH. 17. — This condition requires the Permittee to develop and maintain a training and certification program about the use of reclaimed water for toilet flushing for maintenance employees and appropriate contracted personnel who will be involved in plumbing repairs. Dr. Phillip Price February 16, 2017 Page 3 0£ 3 ➢ Condition W.9.e. - A record of all unpermitted releases of reclaimed water shall be noted in the maintenance log. ➢ Condition VIX — This condition states that this permit is subject to revocation or unilateral modification upon 60 days notice from the Division Director. ➢ Condition VI.9. - Unless the Division Director grants a variance, expansion of the permitted facilities contained herein shall not be granted ➢ Attachment A — Old PPIs 001 and 002 have been combined, and Total Residual Chlorine has been added. A new PPI 002 only includes the amount of reclaimed water distributed. 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. If you need additional information concerning this permit, please contact Ashley Kabat at (919) 807-6348 or ashle..kabat a ncdenr.gov. Sincerely, S. Jay Zimmerman, P.G., Director Division of Water Resources cc: Chatham County Health Department (Electronic Copy) Raleigh Regional Office, Water Quality Regional Operations Section (Electronic Copy) Digital Permit Archive (Electronic Copy) Central Files THIS PAGE BLANK NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION DEPARTMENT OF ENVIRONMENTAL QUALITY RALEIGH RECLAIMED WATER GENERATION AND CONJUNCTIVE RECLAIMED WATER UTILIZATION 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 Chatham County and Central Carolina Community College Chatham County FUTEN1111110 continued operation of a 2,530 gallon per day (GPD) reclaimed water generation system consisting of. a 4,000 gallon septic tank; a 5,000 gallon dosing pump tank served by two 45.9 gallon per minute (GPM) filter dosing pumps; three step -feed vegetated sand filters; a 4,000 gallon reuse tank served by a 45.9 GPM recirculation pump; two 20 GPM reuse distribution pumps; two 10 GPM irrigation pumps; an indoor use pump station located in the mechanical room in the classroom building which consists of a 20 GPM pump, a chlorine disinfection unit, and a Salcor 3G ultraviolet (UV) disinfection system at the reuse chamber to serve the landscape irrigation; a turbidimeter located prior to the reuse chamber; two flow meters located at the outlet of the reuse tank and in the mechanical room prior to UV disinfection; and all associated piping, valves, controls, and appurtenances; and the continued operation of a 2,530 GPD conjunctive reclaimed water utilization system consisting of: 0.3 acres of drip irrigation area; an estimated 1,514 GPD toilet flush system; and all associated piping, valves, controls, and appurtenances to serve the Central Carolina Community College, with no discharge of wastes to surface waters, pursuant to the application received August 5, 2016, 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, 2022, shall void Permit No. WQ0033406 issued May 26, 2009, and shall be subject to the following specified conditions and limitations: WQ0033406 Version 2.0 Shell Version 151201 Page 1 of 8 I. SCHEDULES 1. 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 .0105(4) requires an updated site map to be submitted with the permit renewal application. [I5A NCAC 02U .0 106, 02U .0109] H. PERFORMANCE STANDARDS The subject reclaimed water 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 utilization areas to adequately assimilate the reclaimed water, the Permittee shall take immediate corrective actions including Division required actions, such as the construction of additional or replacement reclaimed water generation facilities, and additional or replacement reclaimed water utilization facilities or cessation of reclaimed water utilization activities. [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. Effluent limitations for generated reclaimed water shall not exceed those specified in Attachment A. [I 5A NCAC 02U.0300] 4. Reclaimed water may only be utilized at the sites listed in Attachment B. [G.S. 143-215.1] The reclaimed water irrigation system shall be connected to a rain or moisture sensor, which shall indicate when utilization is not appropriate in accordance with Conditions M.5. and I11.6. of this permit. [15A NCAC 02T .0108(b)(1)] 6. The conjunctive use of reclaimed water permitted herein in no way negates, precludes, or invalidates the most recent reissuance of any permits or agreements the Permittee must maintain with Town of Pittsboro to continue connection to the Towns sanitary sewer collection system, and the Permittee shall continue to comply with all conditions provided for therein. [G.S. 143-215.1] WQ0033406 Version 2.0 Shell Version 151201 Page 2 of 8 7. The following shall be requirements for the reclaimed water utilization facilities: a. All reclaimed water valves, storage facilities and outlets shall be tagged or labeled to warn the public or employees that reclaimed water is not intended for drinking. Where appropriate, such warning shall inform the public or employees to avoid contact with reclaimed 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., Panton 522) field stating "CAUTION: RECLAIMED WATER — DO NOT DRINK." Identification tape shall be installed on reclaimed water pipelines in a visible manner, fastened at least every 10 feet to each pipe length and run continuously the entire length of the pipe. iii. Existing underground distribution systems retrofitted for the purpose of distributing reclaimed water shall be taped or otherwise identified as noted 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. Hose bibs shall be located in locked, below grade vaults that shall be labeled as being of non - potable quality. As an alternative to the use of locked vaults with standard hose bib services, other locking mechanisms such as hose bibs which can only be operated by a tool may be placed above ground and labeled as non -potable water. [ 15A NCAC 02U.04031 No direct cross -connections shall be allowed between reclaimed water and potable water systems, unless such connection has been approved by the Department pursuant to 15A NCAC 18C .0406. [ 15A NCAC 02U .0403(f)] 9. Reclaimed water distribution lines shall be located at least 10 feet horizontally from and 18 inches below any water line where practicable. Where these separation distances cannot be met, the piping and integrity testing procedures shall meet water main standards in accordance with 15A NCAC 18C. [ 15A NCAC 02U .0403(h)] 10. Reclaimed water distribution lines shall not be less than 100 feet from a well unless the piping and integrity testing procedures meet water main standards in accordance with 15A NCAC 18C, but in no case shall they be less than 25 feet from a private well or 50 feet from a public well. [15A NCAC 02U .0403(i)] 11. Reclaimed water distribution lines shall be located at least two feet horizontally from and 18 inches above any sewer line where practicable. Where these separation distances cannot be met, the piping and integrity testing procedures shall meet water main standards in accordance with 15A NCAC 18C. [I 5A NCAC 02U .04030)] 12. The compliance and review boundaries are established at the utilization area boundaries. Any exceedance of standards at the compliance or review boundary shall require action in accordance with 15A NCAC 02L .0106. [15A NCAC 02U .0501(a)(6)] 13. 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)] WQ0033406 Version 2.0 Shell Version 151201 Page 3 of 8 14. 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(d)] 15. The facilities permitted herein shall be constructed according to the following setbacks: a. The setbacks for reclaimed utilization sites shall be as follows (all distances in feet): i. Surface waters not classified SA: 25 ii. Surface waters classified SA: 100 iii. Any well with exception to monitoring wells: 100 b. The setbacks for treatment units shall be as follows (all distances in feet): i. Any habitable residence or place of public assembly under separate ownership: 100 ii. Any private or public water supply source: 100 iii. Surface waters: 50 iv. Any well with exception of monitoring wells: 100 v. Any property line: 50 [ 15A NCAC 02U.070 1 ] III. OPERATION AND MAINTENANCE REQUIREMENTS The reclaimed water generation and utilization facilities shall be properly maintained and operated at all times. The facilities shall be effectively maintained and operated as a reclaimed water system to prevent the discharge of any reclaimed water or partially treated effluent resulting from the operation ofthis facility. [15ANCAC 02T .0108(b)(1)] 2. The Permittee shall maintain an Operation and Maintenance Plan, which at a minimum shall include the following: a. Description of the system in sufficient detail to show what operations are necessary for the system to function and by whom the functions will be conducted; b. A map of all distribution lines and record drawings of all utilization systems under the Permittee's control; c. Description of anticipated maintenance activities; d. Include provisions for safety measures including restriction of access to sites and equipment; and e. Spill control provisions including response to upsets and bypasses including control, containment, remediation, and contact information for plant personnel, emergency responders and regulatory agencies. 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 DRC 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. At the time of this permit issuance, a certified ORC is not required for conjunctive reclaimed water users. [15A NCAC 02U .0117] 4. An operator certified by the Water Pollution Control System Operators Certification Commission (WPCSOCC) of a grade equivalent or greater than the facility classification shall be on call 24 hours per day. [ 15A NCAC 02U .0401(e), 02U .0402(1)] WQ0033406 Version 2.0 Shell Version 151201 Page 4 of 8 5. A suitable year round vegetative cover shall be maintained on irrigation sites at all times, such that crop health is optimized, allows for even distribution of reclaimed water, and allows inspection of the irrigation system. [15A NCAC 02T .0108(b)(1)] 6. Adequate measures shall be taken to prevent reclaimed water ponding in or runoff from the irrigation sites. [15A NCAC 02T .0108(b)(1)] 7. Irrigation shall not be performed during inclement weather or when the ground is in a condition that will cause ponding or runoff. [15A NCAC 02T .0108(b)(1)] 8. The turbidimeter shall be tested and calibrated at a minimum of once per year. 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)] 9. Only reclaimed water generated at the Central Carolina Community College (Permit No. WQ0033406) shall be utilized in accordance with this permit. [G, S. 143-215.1] 10. An automatically activated standby power source or other means to prevent improperly treated wastewater from entering the storage, distribution, or utilization system shall be provided. [ 15A NCAC 02U .0401(d)] 11. Public access to the reclaimed water generation facilities shall be prohibited. [15A NCAC 02U .0402(f)] 12. Public access to reclaimed water utilization sites shall be controlled during active site use. Such controls may include the posting of signs showing the activities being conducted at each site. [15A NCAC 02U.0501] 13. Diversion or bypassing of untreated or partially treated wastewater from the treatment facilities is prohibited unless diverted to the Town of Pittsboro's sanitary sewer collection system. [15A NCAC 02T .0108(b)(1)] 14. Effluent shall be sent to the Town of Pittsboro's sanitary sewer collection system if the limit for fecal coliform (e.g., daily maximum concentration of 25 colonies per 100 mL) or turbidity (e.g., instantaneous maximum of 10 NTU) is exceeded, until such time as the reclaimed water standards are met at the generating facility. [15A NCAC 02U .0401(c)] 15. The Permittee shall develop and implement an education program to inform users (including employees) about the proper use of reclaimed water. Educational material shall be provided to all residents and/or other facilities provided with reclaimed water, and these materials shall be maintained consistent with the reclaimed water uses. All educational materials shall be made available to the Division upon request. [15A NCAC 02U .0501(a)(4)] 16. The Permittee shall provide notification to the public and/or employees about the use of reclaimed water, and that reclaimed water is not intended for drinking. Such notification shall be provided to employees in a language they can understand. [15A NCAC 02U .0501] 17. The Permittee shall develop and maintain a training and certification program about the use of reclaimed water for toilet flushing for maintenance employees and appropriate contracted personnel who will be involved in plumbing repairs. The educational material shall include information about prevention of cross connections during plumbing repairs and/or modifications. [15A NCAC 02U .0501(c)] 18. 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 02U.0802. [15A NCAC 02T .1100, 02U .0802] WQ0033406 Version 2.0 Shell Version 151201 Page 5 of 8 IV. MONITORING AND REPORTING RE UIRMENTS I. 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 shall be estimated and reported monthly as stated in Attachment A, and daily average now values shall be reported on Form NDMR. Flow may be estimated from water use records, provided the Permittee's water use is metered. Daily average flow values shall be calculated by dividing the monthly metered water usage by the number of days in the month. [15A NCAC 02T ,0105(k)] 4. The Permittee shall monitor the reclaimed water from the generating facility 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 reclaimed water distributed for conjunctive utilization and shall include the following information: a. Date of reclaimed water distributed; and b. Volume of reclaimed water distributed to each approved use in Attachment B (monthly total). Monthly tracking records for all users shall be summed and reported on Form NDMR (see Attachment A) under parameter WQOI (Flow, Reclaimed Water Distributed). This value shall represent the total volume of reclaimed water distributed to all users for that month. [15A NCAC 02T .0108(c)] 6. 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. Visual observations of treatment plant and plant site; b. Date of calibration of flow measurement device(s); c. Date of calibration of turbidimeter; d. Record of preventative maintenance (e.g., changing/adjusting of equipment, pump and valve maintenance, cross connection control, testing, inspections and cleanings, etc.; and e. Record of all unpermitted releases of reclaimed water to surface water or land surface including date of occurrence, estimated volume of release, cause, and corrective action taken. [ 15A NCAC 02T .0108(b)(1)] 7. Three copies of all effluent monitoring data and reclaimed water distribution data (as specified in Conditions IV.3., IVA.) shall be submitted on Form NDMR for each PPI listed in Attachment A. Reporting forms shall be submitted on or before the last day of the following month. If no reclaimed water distribution activities occurred during the monitoring month, monitoring reports documenting the absence of the activity are still required to be submitted. All effluent monitoring data 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)] WQ0033406 Version 2.0 Shell Version 151201 Page 6 of 8 8. Noncompliance Notification: The Permittee shall report by telephone to the Raleigh Regional Office, telephone number (919) 791- 4200, 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 failure resulting in a discharge of reclaimed water directly to surface waters or any unpermitted release of reclaimed water to land surface greater than or equal to 5,000 gallons. Unpermitted releases less than 5,000 gallons to land surface shall be documented by the Permittee in accordance with Condition N.5.e. but do not require Regional Office notification. I Any time self-monitoring indicates the facilities permitted herein have gone out of compliance with the limitations contained in this permit. e. Ponding in or runoff from the reclaimed water utilization 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 .0108(b)(1)] V. INSPECTIONS 1. The Permittee shall provide adequate inspection and maintenance to ensure proper operation of the reclaimed water generation and utilization facilities. [15A NCAC 02T ,0108(b)] The Permittee or their designee shall inspect the reclaimed water generation and utilization facilities to prevent malfunction, 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 reclaimed water generation and utilization 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 ofthis permit, and may collect groundwater, surface water or leachate samples. [G.S. 143-215.1] 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] WQ0033406 Version 2.0 Shell Version 151201 Page 7 of 8 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 .0105(n). [G. S. 142-215.1] 4. 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 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 the Division's General Permit NCGO 10000; any requirements pertaining to wetlands under 15A NCAC 02B .0200 and 02H .0500; National Pollutant Discharge Elimination System (NPDES) requirements under 15A NCAC 02H .0100, and documentation of compliance with Article 21 Part 6 of Chapter 143 of the General Statutes. [ 15A NCAC 02T .0105(c)(6)] 5. In the event the permitted facilities change ownership or the Permittee changes their name, a written 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 .01050)] 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 16' day of February 2017 NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION r ,�L—S. Jay Zimmerman, P.G., Director Division of Water Resources By Authority of the Environmental Management Commission Permit Number WQ0033406 WQ0033406 Version 2.0 Shell Version 151201 Page 8 of 8 ATTACHMENT A - LIMITATIONS AND MONI'T'ORING REQUIREMENTS PPI 001 - Reclaimed Water Generation System Effluent Permit Number: WQ0033406 Version: 2.0 EFFLUENT CHARACTERISTICS EFFLUENT LIMITS MONITORING REQUIREMENTS PC5 Code Parameter Description Units of Measure Monthly Average Monthly Geometric Mean Daily Minimum Daily Maximum Measurement Frequency Sample Type 00310 BOD, 5 -Day (20'C) mg/L 10 15 4 x Year Grab 50060 Chlorine, Total Residual mg/L Weekly Grab 31616 Coliform, Fecal MF, M -FC Broth, 44.5 °C 9/100 mL 14 25 4 x Year Grab 50050 Flow, in Conduit or thru Treatment Plant GPD Monthly Estimate 00610 Nitrogen, Ammonia Total (as N) mg/L 4 6 4 x Year Grab 00400 pH su 6 9 Weekly Grab 00530 Solids, Total Suspended mg/L 5 10 4 x Year Grab 00076 Turbidity, HCH Turbidimeter NTU r 10 Continuous Recorder 1. 4 x Year sampling shall be conducted in February, May, August, and November. PPI 002 — Reclaimed Water Distributed for Conjunctive Utilization EFFLUENT CHARACTERISTICS EFFLUENT LIMITS MONITORING REQUIREMENTS PCS Code Parameter Description Units of Measure Monthly Average Monthly Geometric Mean Daily Minimum Daily Maximum Measurement Frequency Sample Type WQ01 Flow, Reclaimed Water Distributed Gallons Monthly Estimate WQ0033406 Version 2.0 Attachment A Page 1 of 1 THIS PAGE BLANK WQ0033406 Version 2.0 Attachment B Page 1 of 1 ATTACHMENT B - APPROVED RECLAIMED WATER USES Permit Number: WQ0033406 Version: 2.0 ONSITE CONJUNCTIVE USES Chatham County and Central Carolina Community College — Central Carolina Community College Site iD Location Name Owner County Latitude Longitude Approved Net Use Acrea I Drip Irrigation FieldCentral Carolina Community College Chatham 35.7239991 -79.188529° Irrigation 0.2Q 2 Drip Irrigation Field Central Carolina Community College Chatham 35.724271° -79.188611° Irrigation 0.1c TF Toilet Flash Chatham County Chatham -- TOTAL Notes: 1. Utilization records for these sites are not required to be reported on Form NDAR-1. Field # Zone # Location Description Area ftp 1 1 Area adjacent to southern side of Library buildin 7,700 2 1 Area East of Classroom building 847 2 2 Area East of Classroom building and North of LibrTy 855 2 3 Area adjacent to north side of Library building 1931 2 4 Tree irrigation to 5 trees between the sand filters and field 2-5 392 2 5 Tree irrigation to 9 trees west of library 1,089 2 6 Area adjacent to south west corner of library_710 0.30 Parameter 01284 — Non -Discharge Application Rate 01284 —Non -Discharge Application Rate 01284 — Non -Discharge Application Rate HourlyI Units �veraQe 0.2 finches 0.2 finches WQ0033406 Version 2.0 Attachment B Page 1 of I <fa Cil,, b4 MOTES: _ —?69 • � • � fANY61ANCE 60VndNr 5lset5. -. 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