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HomeMy WebLinkAboutWQ0005967_Final Permit_19920406State of North Carolina Department of Environment, Health and Natural Resources Division of Environmental Management 512 North Salisbury Street • Raleigh, North Carolina 27611. James G. Martin, Governor William W. Cobey, Jr., Secretary April 6,1992 Mr. J. Corner Griffin, Superintendent Martin County Board of Education 300 North Watts Street Williamson, North Carolina 27897 Dear Mr. Griffin: George T. Everett, Ph.D. Director Subject: Permit No. WQ0005967 Martin County Board of Education West Martin School Subsurface Disposal System Martin County In accordance with your application received December 14, 1991, we are forwarding herewith Permit No. WQ0005967, dated April 6, 1992, to the Martin County Board of Education for the construction and operation of a 3,750 GPD low-pressure pipe subsurface wastewater disposal system This permit shall be effective from the date of issuance until March 31, 1997, 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 to you, you have the right to request an adjudicatory hearing upon written request within 30 days following receipt of this permit. This request must be in the form of a written petition, conforming to Chapter 150B of North Carolina General Statutes, and filed with the Office of Administrative Hearings, P.O. Drawer 27447, Raleigh, NC 27611-7447. Unless such demands are made this permit shall be final and binding. Regional Offices Asheville Fayetteville Mooresville Raleigh Washington Wilmington Winston-Salem 704/251-6208 919/486-1541 704/663-1699 919/133-2314 919/946-6481 919/395-3900 919[761-2351 Palludon Prevention Pays P.O. Boz 29535, Raleigh, North Carolina 27626-0535 Telephone 919-733-7015 An Equal Opportunity Affirmative Action Employer Mr. J. Comer Griffin, Superintendent Martin County Board of Education April 6, 1992 Page 2 One set of approved plans and specifications is being forwarded to you. If you need additional information concerning this matter, please contact Mr. Dana J. Bolden at 919/ 733-5083. Sincerely, George verett cc: Martin County Health Department Washington Regional Office, Water Quality Washington Regional Office, Groundwater Jack Floyd, Groundwater Section Training and Certification Unit Davis -Martin -Powell & Associates, Incorporated Facilities Assessment Unit NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION DEPARTMENT OF ENVIRONMENT, HEALTH AND NATURAL RESOURCES 13K Na)[R�:I SUBSURFACE DISPOSAL 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 Martin County Board of Education Macon County FOR THE construction and operation of a 3,750 GPD subsurface wastewater disposal system consisting of an existing septic tank, a dosing pump station with dual 148 GPM pumps and high water alarms, and a 16200 ft2 low-pressure pipe disposal area (2 fields each with 9 laterals 150 ft in length on six foot centers) to serve West Martin School with no discharge of wastes to the surface waters, pursuant to the application received December 14, 1991 and in conformity with the project plan, specifications, and other supporting data subsequently filed and approved by the Department of Environment, Health and Natural Resources and considered a part of this permit. This permit shall be effective from the date of issuance until March 31, 1997, and shall be subject to the following specified conditions and limitations: 1. Upon completion of construction and prior to operation of this permitted facility, a certification must be received from a professional engineer certifying that the permitted facility has been installed in accordance with this permit, the approved plans and specifications. Mail the Certification to the Permits and Engineering Unit, P.O. Box 29535, Raleigh, NC 27626-0535. 2. The Washington Regional Office, phone no. 9191'946-6481, shall be notified at least forty- eight (48) hours in advance of backfilling of the installed facilities so that an in-place inspection can be made. Such notification to the regional supervisor shall be made during the normal office hours from 8;00 a.m. until 5:00 p.m. on Monday through Friday, excluding State Holidays. Written approval must be received from the Washington Regional Office prior to connecting the West Martin School to the wastewater facilities permitted herein. 3. In the event that the 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 construction of additional or replacement wastewater treatment or disposal facilities. 1 4. 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. 5. This permit shall become voidable if the soils fail to adequately absorb the wastes and may be rescinded unless the facilities are installed, maintained, and operated in a manner which will protect the assigned water quality standards of the surface waters.and ground waters. 6. Adequate measures shall be taken to divert stormwater from the disposal area and prevent wastewater runoff from the subsurface disposal field. 7. The sludge generated from these treatment facilities must be disposed of in accordance with General Statute 143-215.1 and in a manner approved by the North Carolina Division of Environmental Management S. A usable reserve area shall be maintained for wastewater disposal. The reserve area shall have the capability of accommodating the average daily flow of the facility being served without exceeding the loading rates of the reserve area while meeting all required buffer requirements. 9. Diversion or bypassing of the untreated wastewater from the treatment facilities is prohibited. 10. The following buffers shall be maintained: a) 100 feet between disposal area and any public or private water supply including wells b) 100 feet between disposal area and "SA and SB" classified surface waters c) 50 feet between disposal area and any stream, lake, river or natural drainageway d) 50 feet between disposal area and property lines e) 10 feet between disposal area and surface water interceptor drains or diversions (upslope) f) 25 feet between disposal area and surface water interceptor drains or diversions (downslope) and groundwater drainage systems. 11. A leakage test shall be performed on the septic tank and dosing tank to insure that any exfiltration and/or infiltration occurs at a rate which does not exceed twenty (20) gallons per twenty-four (24) hour per 1,000 gallons of tank capacity. The engineer's certification will serve as proof of compliance with this condition. 12. A geotextile barrier or approved equivalent must be placed in the LPP trenches between the gravel fill and the soil backfill. 13. Prior to connecting the School to the herein permitted facilities, an evaluation of actual water use verses the predicted water use (15 GPD per student) must be completed. A minimum of 24 months of water use and student population data must be compiled and presented to the Washington Regional Office. If this flow data indicates flow discrepancies or plumbing problems that would impair the successful operation of the herein permitted facilities the discrepancies or problems must be corrected prior to the Washington Regional Office issuing the above required written consent to connect to the herein pemutted facilities The facilities shall be properly maintained and operated at all times. 2 2. Upon classification of the facility by the Certification Commission, the Permittee shall employ a certified wastewater treatment plant operator to be in responsible charge of the wastewater treatment facilities. The operator must hold a certificate of the type and grade at least equivalent to the classification assigned to the wastewater treatment facilities by the Certification Commission. Once the facility is classified, the Permittee must submit a letter to the Certification Commission which designates the operator in responsible charge within thirty days after the wastewater treatment facilities are 50% complete. 3. The application rates to the disposal field shall not exceed 0.3 GPD/ft2. 4. 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. 5. No traffic or equipment shall be allowed on the disposal area except while installation occurs or while normal maintenance is being performed. 6. A suitable cover shall be maintained on the LPP field(s) and the field(s) shall be routinely mowed. The clippings shall be periodically removed to prevent the build-up of thatch. 1 1 f ►141 f 1 1► M a a 11101111) fa I l "'1011) 1 0, 0 1 ►Y 1. Any monitoring deemed necessary by the Division of Environmental Management to insure surface and ground water protection will be established and an acceptable sampling reporting schedule shall be followed. 2. The low pressure lines shall be maintained as necessary (including purging of the lines and pressure testing) in order to ensure that they remain free of obstructing materials and that the pressure head on the laterals remains within the design specifications. The highest and lowest laterals on each subfield shall be checked (and adjusted as necessary) annually to ensure that the pressure heads are within the approved specifications. If adjustments are necessary to the highest and lowest laterals, the remaining laterals in that subfield shall also be checked and adjusted to the approved specifications. Adequate records showing all maintenance shall be maintained by the Permittee. These records should include but are not limited to the following: Items In cti n Frequency a) Individual dosing pump operation Monthly b) Individual field rotation Monthly c) High water alarms Monthly d) Residual pressure on highest and lowest lateral on each subfield Annually 3. Three copies of all operation and maintenance records (as specified in condition 11I 2) shall be submitted on or before January 31 of the following year to the following address: NC Division of Environmental Management Water Quality Section Facility Assessment Unit PO Box 29535 Raleigh, NC 27626-0535 3 4. A record shall be maintained of all residuals removed from this facility. This record shall include the name of the hauler, permit authorizing the disposal or a letter from a municipality agreeing to accept the residuals, date the residuals were hauled, and volume of residuals removed. ►11 1111 1 The Permittee shall report by telephone to the Washington Regional Office, telephone no. (919)946-64$1, 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 basin or tank, 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 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 15 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. I 'i J 1 i J' ►II 1. Any groundwater quality monitoring as deemed necessary by the Division of Environmental Management shall be provided. 1. Adequate inspection, maintenance, and cleaning shall be provided by the Permittee to insure proper operation of the subject facilities. 2. The Permittee or his designee shall inspect the wastewater treatment and disposal facilities to prevent malfunctions and deterioration, operator errors and discharges which may cause or lead to the release of wastes to the environment, a threat to human health, or a nuisance. The Permittee shall keep an inspection log or summary including at least the date and time of inspection, observations made, and any maintenance, repairs, or corrective actions taken by the Permittee. This log of inspections shall be maintained by the Permittee for a period of three years from the date of the inspection and shall be made available upon request to the Division of Environmental Management or other permitting authority. 4 3. Any duly authorized officer, employee, or representative of the Division of Environmental Management may, upon presentation of credentials, enter and inspect any property, premises or place on or related to the disposal site and facility at any reasonable time for the purpose of determining compliance with this permit; may inspect or copy any records that must be kept under the terms and conditions of this permit; or may obtain samples of groundwater, surface water, or leachate. 1. This permit shall become voidable unless the facilities are constructed in accordance with the conditions of this permit, the approved plans, 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 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 of Environmental Management 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. A set of approved plans and specifications for the subject project must be retained by the applicant for the life of the project.. 5. 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 15 NCAC 2H .0205 (c)(4)• 6. Failure to abide by the conditions and limitations contained in this permit may subject the Permittee to an enforcement action by the Division of Environmental Management in accordance with North Carolina General Statute 143-215.6A to 143-215.6C. 7. The subject wastewater treatment and disposal facilities shall be connected to an operational publicly owned wastewater collection system within 180 days of its availability to the subject facilities, if the subject wastewater treatment or disposal facilities are in noncompliance with the terms and conditions of this non -discharge permit or the governing statutes or regulations. Prior to the initiation of these connection activities, appropriate approval must be received from this Division. 8. The issuance of this permit does not preclude the Permittee from complying with any and all statutes, rules, regulations, or ordinances which may be imposed by other government agencies (locaI, state, and federal) which have jurisdiction. 9. The Permittee, at least six (6) months prior to the expiration of this permit, shall request its extension. Upon receipt of the request, the Commission will review the adequacy of the facilities described therein, and if warranted, will extend the pen -nit for such period of time and under such conditions and limitations as it may deem appropriate. E Permit issued this the 6th day of April, 1992 NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION &J", 6 -q�& - George T. Ev Director Division of En nmental Management By Authority of the Environmental Management Commission Permit Number WQ0005967 Permit No. WQ0005967 April 6, 1992 Engineer's Certification I, , as a duly registered Professional Engineer in the State of North Carolina, having been authorized to observe (periodically, weekly, full time) the construction of the project, Project Name Location for the Permittee hereby state that, to the best of my abilities, due care and diligence was used in the observation of the construction such that the construction was observed to be built within substantial compliance and intent of the approved plans and specifications. Signature Registration No. Date 7