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HomeMy WebLinkAboutNC0057720_Hidden_Lakes_Follow_Up_CEI_Letter_NOI_NOV2023PC0069_20230720ROY COOPER Governor ELIZABETH S. BISER Secretary RICHARD E. ROGERS, JR. Director NORTH CAROLINA Environmental Quality July 20, 2023 CERTIFIED MAIL # 7020 3160 0002 0860 6344 RETURN RECEIPT REQUESTED Jones Estate Hidden Lakes, LLC Attn: Kellen Buss, Director of Site Infrastructure 2310 Miami Blvd, Suite 238 Durham, NC 27703 Subject: NOTICE OF CONTINUING & ADDITIONAL VIOLATIONS and RECOMMENDATION FOR ENFORCEMENT NOV Tracking #: NOV-2023-PC-0069 Hidden Lakes Village Mobile Home Park WWTP NPDES Permit #: NCO057720 Stokes County Dear Mr. Buss: On January 19, 2023, Division of Water Resources/Winston-Salem Regional Office (NCDWR/WSRO) staff inspected the Hidden Lakes Village Mobile Home Park Wastewater Treatment Plant. This inspection resulted in several violations as detailed in the table below: PERMIT VIOLATIONS: 1. There is currently no bar screen installed or operational in the treatment system. Multiple system components (including diffusers, blowers, chlorinator, and dechlorinator) are either not present or insufficient. There is an uncontained leak in the pipe going from the post -chlorination tank to the meter well. This is in violation of the subject permit condition Part 11, Section C, Paragraph 2. 2. There are no adequate safeguards (including standby power) to prevent the discharge of untreated or inadequately treated wastes during electrical power failures for the facility. This is in violation of the subject permit condition Part 11, Section C, Paragraph 7. 3. Data records prior to July 2022 were not available at the time of inspection. This is in violation of Part 11, Section D, Paragraph 6. 4. Records for the flow meter were not available on -site during the inspection. All records, including those pertaining to installation, calibration, and maintenance, should be retained and readily available on -site as stipulated in permit conditions Part 11, Section D, Paragraphs 3 and 6. On May 22, 2023, NCDWR/WSRO staff conducted a follow-up inspection. This inspection reflected continuing non-compliance, in addition to new violations, as detailed in the table below: NORTH CAROL D E Q . uep.m.m orF .n. wo�.i� North Carolina Department of Environmental Quality I Division of Water Resources Winston-Salem Regional Office 1 450 W. Hanes Mill Rd, Suite 300 1 Winston-Salem, North Carolina 27105 336.776.9800 PERMIT VIOLATIONS: 1. The bar screen, chlorinator, and dechlorinator are all still missing from the plant. Removal of these processes, without adequate equivalent replacements, capable of providing comparable treatment, was not authorized by the NCDWR as required by Part 11, Section E, Paragraph 2, of the permit, as well as NC General Statute (NCGS) 143-215.1(a)(3). Furthermore, as noted in the January 2023 inspection, it is also a violation of Part 11, Section C, Paragraph 2, of the permit. The operator uses a single tube each for chlorination and dechlorination that is only leaning against the wall of the component it has been placed in. 2. There are still no adequate safeguards (including standby power) to prevent the discharge of untreated or inadequately treated wastes during electrical power failures for the facility, in violation of Part 11, Section C, Paragraph 7. 3. Data records prior to July 2022 were still not available at the time of inspection, in violation of Part 11, Section D, Paragraph 6. 4. The flow meter was installed in early 2022. The meter has been installed longer than a year and still has not been calibrated. The operator stated that they cannot find someone to calibrate it. This violates Part 11, Section D. Paragraph 3. 5. Corrosion and disrepair of treatment units is a violation of Part 11, Section C, Paragraph 2, of the permit, as detailed below: a. The aeration basin has severe corrosion. b. The air header and laterals are in very poor condition and were observed to provide insufficient air diffusion throughout the tank. c. The clarifiers have severe corrosion. The inlet/scum box on the southern clarifier is so overgrown with weeds that have taken root in the scum layer that you cannot see the box. The northern clarifier's inlet/scum box is visible but only about 50 percent of the original structure remains due to corrosion, allowing the scum to flow right back into the clarifier. d. The sludge holding tank has two large open holes in it just above the level of the current inlet pipe. Sludge could flow out onto the ground, and possibly to the stream, if it reaches the level of these holes. You are reminded that in accordance with NC General Statute 143-215.6A, a civil penalty of not more than twenty-five thousand dollars ($25,000) may be assessed by the Secretary of the Division of Water Resources against any person who is required but fails to apply for or to secure a permit required by NCGS 143-215.1, or who violates or fails to act in accordance with the terms, conditions, ore requirements of such permit. As such you must take immediate steps to correct the violations noted above. Please reply in writing to this notice within 10 days of receiving it. Your written response should detail the corrective actions you have taken and/or plan to take to correct each of the listed violations. If you anticipate corrective actions taking longer than 10 days, you must provide an estimated completion date for each corrective action that takes longer than 10 days to complete. Failure to reply in writing, as directed, or to satisfactorily correct the listed violations, may result in a recommendation by this office to proceed with the above - mentioned enforcement procedures. North Carolina Department of Environmental Quality I Division of Water Resources RE; QWinston-Salem Regional Office 1 450 W. Hanes Mill Rd, Suite 300 1 Winston-Salem, North Carolina 27105 NORTH CAHOJNA 336.776.9800 If you have any questions or concerns, please contact Mr. Boone by phone at 336.776.9690 or by email at ron.boone@deg.nc.gov. Thank you for your time and immediate attention to these issues. Sincerely, DocuSigned by: 0=3CE3F1B7456... Jennifer F. Graznak, Assistant Regional Supervisor Water Quality Regional Operations Section Winston-Salem Regional Office Division of Water Resources, NCDEQ Attachments: 1. Compliance Inspection Report North Carolina Department of Environmental Quality I Division of Water Resources RE; QWinston-Salem Regional Office 1 450 W. Hanes Mill Rd, Suite 300 1 Winston-Salem, North Carolina 27105 NORTH CAROLINA 336.776.9800 nepe .mo F.o. a wquay