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Home My WebLink AboutWQCSD0407_Compliance Evaluation Inspection_20220210ROY COOPER Governor ELIZABETH S. BISER Secretary S. DANIEL SMITH Director Mr. Shannon Becker, President Aqua NC Inc. 202 Mackenan Court Cary, NC 27511 NORTH CAROLINA Environmental Quality February 10, 2022 Subject: Compliance Evaluation Inspection Permittee: Windemere Wastewater Collection System Permit No. WQCSD0407 Iredell County NC Dear Mr. Becker; Mr. 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 February 9, 2022. The assistance provided by Mr. Charles Welch during this inspection is greatly appreciated. A copy of the inspection report is attached for your records and inspection findings are summarized below. Site/System Review The following system components were inspected: a. Two pump stations were inspected. No issues noted. b. One outfall was inspected. No issues noted. c. Several manholes inspected. No issues noted. d. One high priority line was 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 no SSO's for the review period. Compliance Status: Compliant NORTH CAROLINAD_E aPaMwnl of Enrl,annmenlal Ouelity North Carolina Department of Environmental Quality I Division of Water Resources Mooresville Regional Office 1610 East Center Avenue, Suite 301 I Mooresville, North Carolina 28115 704.663.1699 b. 15A NCAC 02T .0403(a)(2): Requires that a map of the wastewater collection system be developed and actively maintained. Observations: The utility uses detailed digital 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 stations logs indicate they are visited 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: The system has one high priority line. 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. NORTH CAROLINAD Rep.lnent of EmllenTenial Quail\ North Carolina Department of Environmental Quality j Division of Water Resources Mooresville Regional Office 1610 East Center Avenue, Suite 301 I Mooresville, North Carolina 28115 704.663.1699 Observations: No SSO's have been reported with this system for this review period. 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 privatley 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 and documented. Compliance Status: Compliant. 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. NORTH CAROLINAD Rep.lnent of EmllenTenial Quail\ North Carolina Department of Environmental Quality j Division of Water Resources Mooresville Regional Office 1610 East Center Avenue, Suite 301 I Mooresville, North Carolina 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(a,ncdenr. gov. Attachments: BIMS Inspection Report CC: DWR files (LaserFiche) NORTH CAROLINAD Rep.lnent of EmllenTenial Quail\ Sincerely, DocuSigned by: �s c(ncw H P,.t1 4 F161FB69A2D84A3... for W. Corey Basinger, Regional Supervisor Mooresville Regional Office Water Quality Regional Operations Section Division of Water Resources, NCDEQ North Carolina Department of Environmental Quality j Division of Water Resources Mooresville Regional Office 1610 East Center Avenue, Suite 301 I Mooresville, North Carolina 28115 704.663.1699 Compliance Inspection Report Permit: WQCSD0407 Effective: 11/16/10 Expiration: SOC: Effective: Expiration: County: Iredell Region: Mooresville Contact Person: Michael A Melton Directions to Facility: Owner : Aqua North Carolina Inc Facility: Windemere Collection System Title: Engineering Manager Phone: 704-489-9404 Ext.57238 System Classifications: Primary ORC: Certification: Phone: Secondary ORC(s): On -Site Representative(s): Related Permits: NC0080691 Aqua North Carolina Inc - Windemere WWTP Inspection Date: 02/09/2022 Entry Time 11:20AM Exit Time: 01:OOPM Primary Inspector: Tony Parker Phone: 704-663-1699 Secondary Inspector(s): Reason for Inspection: Routine Inspection Type: Collection System Inspect Non Sampling Permit Inspection Type: Deemed permitted collection system management and operation Facility Status: Compliant ❑ Not Compliant Question Areas: ▪ Miscellaneous Questions II Spills/Response Plan ▪ Pump Stations (See attachment summary) ▪ General ▪ Inspections ▪ Grease Control ▪ Manholes Page 1 of 6 Permit: WQCSD0407 Owner - Facility:Aqua North Carolina Inc Inspection Date: 02/09/2022 Inspection Type : Collection System Inspect Non Sampling Reason for Visit: Routine Inspection Summary: Page 2 of 6 Permit: WQCSD0407 Owner - Facility:Aqua North Carolina Inc Inspection Date: 02/09/2022 Inspection Type : Collection System Inspect Non Sampling Reason for Visit: Routine General Yes No NA NE # Is this system a satellite system? ❑ ❑ • ❑ # If Yes, what is system name or permit number? Is there a overall sewer system map? • ❑ ❑ ❑ Does the map include: 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 ❑ ❑ • ❑ Are system maintenance records maintained? • ❑ ❑ ❑ Comment: This is a private investor owned deemed system. All flows generated are tributary to the Windemere WWTP. Grease Control Yes No NA NE 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.) Info provided via 2/year mail outs and posted on website. For public systems, is there a Grease Control Program via an ordinance/agreement? ❑ ❑ • ❑ If Yes, does it require grease control devices at applicable locations? ❑ ❑ • ❑ Is the Grease Control Program enforced via periodic inspections/records review? ❑ ❑ • ❑ Is action taken against violators? El El • El Comment: The utility has sewer use policy approved by the NCUC. Spills and Response Action Plan Yes No NA NE # Is system free of known points of bypass? • ❑ ❑ ❑ # 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? ❑ ❑ • ❑ Are all spills or sewer related issues/complaints documented? • ❑ ❑ ❑ # Are there repeated overflows/problems (2 or more in 12 months) at same location? ❑ ❑ • ❑ # If Yes, is there a corrective action plan? ❑ ❑ • ❑ Is a Spill Response Action Plan available? • ❑ ❑ ❑ Page 3 of 6 Permit: WQCSD0407 Owner - Facility:Aqua North Carolina Inc Inspection Date: 02/09/2022 Inspection Type : Collection System Inspect Non Sampling Reason for Visit: Routine Is a Spill Response Action Plan available for all personnel? 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 Comment: 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? • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Comment: The system has one HPL which is a force main attached to the Windemere Island bridge. Manholes Please list the Manholes Inspected: This is mostly a closed system with only a few gravity M/H's located at the Cat's Paw condo's and the only other M/H's are F/M ARV's. The M/H's inspected had no issues. 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? # 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? Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Page 4 of 6 Permit: WQCSD0407 Owner - Facility:Aqua North Carolina Inc Inspection Date: 02/09/2022 Inspection Type : Collection System Inspect Non Sampling Reason for Visit: Routine 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: The system has 2 duplex P/S's and 85 simplex P/S's. The duplex stations are the Club House P/S and Cats Paw P/S. Inspected both duplex stations with no issues noted. # 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 telemetry 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? 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? ❑ ❑ • ❑ ❑ ❑ • ❑ • ❑ ❑ ❑ Yes No NA NE 2 0 85 0 0 2 • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑•❑ ▪ ❑ ❑ ❑ ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ ❑ ❑ • ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Page 5 of 6 Permit: WQCSD0407 Owner - Facility:Aqua North Carolina Inc Inspection Date: 02/09/2022 Inspection Type : Collection System Inspect Non Sampling Reason for Visit: Routine If Yes, what resources (Units/Staff/Vehicles/etc) are included in Plan? Both duplex stations are served by a portable generator which is located at the Windemere WWTP. Both stations have a quick connect for portable hook up. The portable unit was tested and it ran without issue. The utility also maintains a fleet of portable units. # 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 well maintained and operated. • ❑ ❑ ❑ • ❑ ❑ ❑ Page 6 of 6