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HomeMy WebLinkAboutWQCS00089_Compliance Evaluation Inspection_20221013ROY COOPER Governor ELIZABETH S. BISER Secretary RICHARD E. ROGERS, JR. Director Brian Dalton, City Manager City of Cherryville 116 South Mountain Street Cherryville, NC 28021 NORTH CAROLINA Environmental Quality October 13, 2022 Subject: Compliance Evaluation Inspection Permittee: City of Cherryville Wastewater Collection System Permit No. WQCS00089 Gaston County NC Dear Mr. Dalton Tony Parker of the Mooresville Regional Office of the NC Division of Water Resources (DWR or the Division) conducted a compliance evaluation inspection (CEI) of the subject wastewater collection system (WWCS) on October 12, 2022. The assistance provided by Kevin Abernathy, Larry Wright II, and other City staff during this inspection is greatly appreciated. A copy of the inspection report is attached for your records and inspection findings are summarized below with action items. Site/System Review The following system components were inspected: a. Four pump station were inspected. One issue noted. b. Numerous man holes were inspected. No issues noted. c. One outfall right of way with an aerial crossing were inspected. No issues noted. As you are aware, owners of permitted collection systems must comply with their permit and all rules listed under NC Administrative Code 15A NCAC 02T .0400, et seq. The system's compliance status with each of these rules is summarized below: a. 15A NCAC 02T .0403(a)(1): Requires that the system be effectively maintained and operated at all times to prevent discharge to land or surface waters and any contravention of ground or surface water standards. Observations: The system had SSO's for the review period. These have been addressed previously under separate cover. NORTH CAIROLIPIC),) oep.m.m orEMr nment ou.i� North Carolina Department of Environmental Quality I Division of Water Resources Mooresville Regional Office 1601 East Center Avenue, Suite 301 I Mooresville, NC 28115 704.663.1699 Compliance Status: Compliant b. 15A NCAC 02T .0403(a)(2): Requires that a map of the wastewater collection system be developed and actively maintained. Observations: The City uses GIS and paper maps. Compliance Status: Compliant c. 15A NCAC 02T .0403(a)(3): Requires that an operation and maintenance (O&M) plan be developed and implemented, which includes inspection frequency, preventative maintenance schedule, and overflow response. Observations Records were available for all activities. Compliance Status: Compliant d. 15A NCAC 02T .0403(a)(4): Requires that the permittee or its representative inspect pump stations that are not connected to a telemetry system (i.e., remote alarm system) every day (i.e., 365 days per year) and pump stations that are connected to a telemetry system at least once per week. Observations: Pump station logs indicate that the pump stations are being inspected as required. Compliance Status: Compliant e. 15A NCAC 02T .0403(a)(5): Requires that the permittee or its representative inspect high -priority sewers (HPS - as defined in 15A NCAC 02T .0402(2)) at least once every six months and document the inspections. Observations: All high priority lines were inspected and documented as required. Compliance Status: Compliant f. 15A NCAC 02T .0403(a)(6): Requires that the permittee or its representative conduct a general observation of the entire wastewater collection system at least once per year and document same. g. Compliance Status: Compliant. 15A NCAC 02T .0403(a)(7): Requires that overflows and bypasses from the system be reported to the Division's Mooresville Regional Office in accordance with 15A NCAC 02B .0506(a), and that public notice must be provided as required by G.S. 143-215.1C. D_E NORTH CARCLINA gaparMeM of Environment,/quay North Carolina Department of Environmental Quality I Division of Water Resources Mooresville Regional Office 1601 East Center Avenue, Suite 301 I Mooresville, NC 28115 704.663.1699 Observations: SSO's have been reported with this system for this review period and have been previously addressed. The NC regulations and statutes, which cover the reporting requirements for SSOs, are found in NC Administrative Code 15A NCAC 02B .0506(a) and NC General Statute 143-215.1C, respectively. You may access the NC regulations online at the NC Office of Administrative Hearings (OAH) website at: http://www.oah.state.nc.us/rules/ and the NC General Statutes online at the NC General Assembly's website at: http://www.ncga.state.nc.us/gascripts/Statutes/StatutesTOC.pl. You may wish to review them to ensure you are fully familiar with all requirements. When reporting SSOs to DWQ, you must call the Mooresville Regional Office (MRO) at 704-663-1699 during normal business hours. If outside normal business hours, you must report the spill to the NC Division of Emergency Management at 1-800-858-0368. Please note that all reportable SSOs must be reported within 24 hours of the occurrence, or first knowledge, of the SSO. Please also note that voice mail or faxed messages are not considered as the initial verbal report. You must talk to and report the spill to a live person. Compliance Status: Compliant h. 15A NCAC 02T .0403(a)(8): Requires that a grease control program be developed and implemented as follows: 1. For publicly owned collection systems, the Grease Control Program shall include at least bi-annual distribution of grease education materials to users. 2. Grease education materials shall be distributed more often than required above if necessary to prevent grease -related sanitary sewer overflows. Observations: Educational info is provided as required. Compliance Status: Compliant. i. 15A NCAC 02T .0403(a)(9): Requires that right-of-ways (ROW) and easements be maintained to allow for personnel and equipment accessibility. Observations: Lines and R/W's were well maintained. Compliance Status: Compliant. j. 15A NCAC 02T .0403(a)(10): Requires that documentation be kept for all activities you undertake to comply with the requirements of 15A NCAC 02T .0403, subparagraphs (a)(1) through (a)(9), for a minimum of three years, with the exception of the map, which shall be maintained for the life of the system. Observations: Records were reviewed for all activities. DE NORTH CAROLINA gaparMeM of Environment,/quay North Carolina Department of Environmental Quality I Division of Water Resources Mooresville Regional Office 1601 East Center Avenue, Suite 301 I Mooresville, NC 28115 704.663.1699 Compliance Status: Compliant The attached inspection report should be self-explanatory; however, if you have any questions regarding the inspection report or this letter please contact Tony Parker at 704-663-1699 or tony.parker@ncdenr. gov. Sincerely, DocuSigned by: 1414141.4V H P,xs i F161 FB69A2D84A3... Andrew H. Pitner, P.G., Assistant Regional Supervisor Mooresville Regional Office Water Quality Regional Operations Section Division of Water Resources, NCDEQ Attachments: BIMS Inspection Report CC: DWR files (Laserfiche) D_E NORTH CARCLINA gaparMeM of Environment,/quay North Carolina Department of Environmental Quality I Division of Water Resources Mooresville Regional Office 1601 East Center Avenue, Suite 301 I Mooresville, NC 28115 704.663.1699 Compliance Inspection Report Permit: WQCS00089 Effective: 09/01/16 SOC: Effective: County: Gaston Region: Mooresville Contact Person: Robert Kevin Abernathy Directions to Facility: System Classifications: CS2, Primary ORC: Robert Kevin Abernathy Secondary ORC(s): On -Site Representative(s): Related Permits: Expiration: 08/31/24 Expiration: Owner : City of Cherryville Facility: Cherryville Collection System 116 S Mountain St Title: Water & Sewer Super Certification: 988005 NC0044440 City of Cherryville - Cherryville WWTP Inspection Date: 10/12/2022 Entry Time 09:30AM Primary Inspector: Tony Parker Secondary Inspector(s): Reason for Inspection: Routine Cherryville NC 280213421 Exit Time: 01:30PM Phone: 704-435-1737 Phone: 704-435-1737 Phone: 704-663-1699 Inspection Type: Collection System Inspect Non Sampling Permit Inspection Type: Collection system management and operation Facility Status: Compliant Question Areas: ▪ Miscellaneous Questions II Capital Improvement Plan ▪ Inspections ▪ Lines ❑ Not Compliant (See attachment summary) ▪ General ▪ Map ▪ Spill Response Plan ▪ Manholes ▪ Sewer & FOG Ordinances ▪ Reporting Requirements ▪ Spills ▪ Pump Stations Page 1 of 7 Permit: WQCS00089 Owner - Facility: City of Cherryville Inspection Date: 10/12/2022 Inspection Type : Collection System Inspect Non Sampling Reason for Visit: Routine Inspection Summary: Page 2 of 7 Permit: WQCS00089 Owner - Facility: City of Cherryville Inspection Date: 10/12/2022 Inspection Type : Collection System Inspect Non Sampling Reason for Visit: Routine General Is there a properly designated primary ORC and at least one back-up of proper grade? Are logs being reviewed by the system management or owner on a regular basis? # What is that frequency? # Are there any issues being addressed currently or any in the planning stages? Is there a specific pump failure plan available for all pump stations? Does plan indicate if pump parts/new pumps are in spare parts/equipment inventory? Are new/significantly upgraded pump stations equipped with anti -corrosion materials? Does the permittee have a copy of their permit? # Is permit expiring within the next 6 months? If Yes, has the Permittee applied for renewal? Comment: The current permit expires 8/31/2024. Sewer and FOG Ordinances Is Sewer Use Ordinance (SUO) or other Legal Authority available? Does it appear that the Sewer Use Ordinance is enforced? Is there a Grease Control Program that legally requires grease control devices? What is the standard grease trap cleaning requirement in the FOG ordinance? Is Grease Control Program enforced via periodic inspections/records review? Is action taken against violators? # Have satellite systems adopted an equivalent or more stringent ordinance? Is grease/sewer education program documented with req'd customer distribution? # Are other types of education tools used like websites, booths, special meetings, etc? If Yes, what are they? (This can reduce mailing to annual.) Currently the City sends education info to customers 2/year. Comment: Capital Improvement Plan Has a Capital (CIP) or System Improvement Plan been developed and adopted? Is it designated for wastewater only or does it have a dedicated section? Does CIP cover three to five year period of earmarked improvements? Does CIP include description of project area? Does CIP include description of existing facilities? Does CIP include known deficiencies? Does CIP include forecasted future needs? Comment: A CI plan was available. Map Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ weekly • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ ❑ • ❑ ❑ ❑ ❑•❑ Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ variable • ❑ ❑ ❑ • ❑ ❑ ❑ ❑ ❑ • ❑ • ❑ ❑ ❑ ❑ ❑ • ❑ Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Yes No NA NE Page 3 of 7 Permit: WQCS00089 Owner - Facility: City of Cherryville Inspection Date: 10/12/2022 Inspection Type : Collection System Inspect Non Sampling Reason for Visit: Routine Is there a overall sewer system map? Does the map include: Pipe Type (GS/FM) Pipe sizes Pipe materials (PVC, DIP, etc) Pipe location Flow direction Approximate pipe age Pump station ID, location and capacity # Force main air release valve location & type # Location of satellite connections Is the map being updated for changes/additions within 1 year of activation? Comment: The City uses GIS and paper maps. Reporting Requirements # Have there been any sewer spills in the past 3 years? If Yes, were they reported to the Division if meeting the reportable criteria? If applicable, is there documentation of press releases and public notices issued? Is an Annual Wastewater Performance Report being filed with the Division, if required? Is the report being made available to all its sewer customers? # How is it being made available? • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ on request Comment: An annual report was available. It is suggested that the report be made available to customers via posting on the City's website each year. As for spills the Town is not free of SSO's but are reporting as required. Inspections Are adequate maintenance records maintained? Are pump stations being inspected at the required frequency? # Is at least one complete functionality test conducted weekly per pump station? Is there a system or plan in place to observe the entire system annually? Is the annual inspection documented? # Does the system have any high -priority lines/locations? Are inspections of HPL documented at least every 6 months? Are new lines being added to the HPL list when found or created? Comment: Reports were available for all activities. Spill Response Action Plan Is a Spill Response Action Plan available? Is a Spill Response Action Plan available for all personnel? Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ ❑ ❑•❑ Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ Page4of7 Permit: WQCS00089 Owner - Facility: City of Cherryville Inspection Date: 10/12/2022 Inspection Type : Collection System Inspect Non Sampling Reason for Visit: Routine Does the plan include: 24-hour contact numbers Response time Equipment list and spare parts inventory Access to cleaning equipment Access to construction crews, contractors, and/or engineers Source of emergency funds Site sanitation and cleanup materials Post-overflow/spill assessment Does the Permittee appear to respond within 2 hours of first knowledge of a spill? Comment: A spill response plan was available. • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Spills Yes No NA NE Is system free of known points of bypass? • ❑ ❑ ❑ If No, describe type of bypass and location Are all spills or sewer related issues/complaints documented? • ❑ El El # Are there repeated overflows/problems (2 or more in 12 months) at same location? ❑ ❑ • ❑ # If Yes, is there a corrective action plan? ❑ El • ❑ Comment: Lines/Right-of-Ways/Aerial Lines Please list the Lines/Right of Ways/Aerial Lines Inspected: Del View Dr. outfall R/W and aerial. No issues noted. Are right-of-ways/easements maintained for full width for access by staff/equipment? If No, give details on temporary access: Is maintenance documented? Are gravity sewer cleaning records available? Has at least 10% of lines older than 5 yrs been cleaned annually? Were all areas/lines inspected free of issues? Comment: The City had cleaned more lines than the 10% minimum requirement. Manholes Please list the Manholes Inspected: Numerous M/H's inspected and no issues noted. Are manholes accessible? # Are manhole covers/vents above grade? Are manholes free of visible signs of overflow? Are manholes free of sinkholes and depressions? Are manhole covers present? Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Yes No NA NE Page5of7 Permit: WQCS00089 Owner - Facility: City of Cherryville Inspection Date: 10/12/2022 Inspection Type : Collection System Inspect Non Sampling Reason for Visit: Routine # Are manholes properly seated? # Are manholes in good condition? # Are inverts in good condition? Is flow unrestricted in manholes? Are manholes free of excessive amounts of grease? Are manholes free of excessive roots? Are manholes free of excessive sand? Are manhole vents screened? Are vents free of submergence? Are manholes free of bypass structures or pipes? Comment: Pump Stations Please list the Pump Stations Inspected: Tot Dellinger P/S 4, This P/S is planned to be rehabed. REA P/S 3, This P/S was recently rehabed. Country Club P/S 10,This station has no audiable alarm horn. A horn should be added to this station. Influent P/S, No issues. # Number of duplex or larger pump stations in system # Number of vacuum stations in system # Number of simplex pump stations in system # Number of simplex pump stations in system serving more than one building How many pump/vacuum stations have: # A two-way "auto polling" communication system (SCADA) installed? # A simple one-way telemetry/communication system (auto -dialer) installed? For pump stations inspected: Are they secure with restricted access? Were they free of by-pass structures/pipes? Were wet wells free of excessive grease/debris? # Do they all have telemetry installed? Is the communication system functional? Is a 24-hour notification sign posted ? Does the sign include: Owner Name? Pump station identifier? # Address? Instructions for notification? 24-hour emergency contact numbers? Are audio and visual alarms present? • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ • Yes No NA NE 10 0 0 0 5 5 • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ ❑•❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Page6of7 Permit: WQCS00089 Owner - Facility: City of Cherryville Inspection Date: 10/12/2022 Inspection Type : Collection System Inspect Non Sampling Reason for Visit: Routine Are audio and visual alarms operable? # Is there a backup generator or bypass pump connected? If tested during inspection, did it function properly? Is the back-up system tested at least bi-annually under normal operating conditions? # Does it have a dedicated connection for a portable generator? # Is the owner relying on portable units in the event of a power outage? # If Yes, is there a distribution plan? If Yes, what resources (Units/Staff/Vehicles/etc) are included in Plan? The city has 5 dedicated generators and 1 portable generator. # Does Permittee have the approved percentage of replacement simplex pumps? Is recordkeeping of pump station inspection and maintenance program adequate? Do pump station logs include at a minimum: Inside and outside cleaning and debris removal? Inspecting and exercising all valves? Inspecting and lubricating pumps and other equipment? Inspecting alarms, telemetry and auxiliary equipment? Comment: The P/S's appeared to be well maintained and operated, • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ ❑ ❑ • ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Page 7 of 7