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Home My WebLink AboutWQCS00158_Collection System Inspection_20171128 State of North Carolina | Environmental Quality | Water Resources 2090 U.S. 70 Highway, Swannanoa, NC 28778 828-296-4500 November 28, 2017 Mayor, Steve Hooper Town of Robbinsville PO Box 126 Robbinsville, NC 28771 SUBJECT: Compliance Inspection Report Robbinsville Collection System Collection System Permit No. WQCS00158 Graham County Dear Mr. Hooper: The North Carolina Division of Water Resources conducted an inspection of the Robbinsville Collection System on 11/20/2017. This inspection was conducted to verify that the facility is operating in compliance with the conditions and limitations specified in Collection System Permit No. WQCS00158. Based on the on-site visit, records review and discussions with collection system staff, the facility was determined to be in-compliance. The following additional items were noted during the inspection:  CS Maintenance Records: Recent change in ORC and Back-up ORCs for the system. Moving forward, record and maintain all maintenance activities for review.  Staffing: Recommend additional staff to help maintain system operations and compliance. Currently six staff operate and maintain water and wastewater treatment, distribution and collection.  Grease Trap Program: Recommend annual inspection of non-commercial establishments with grease traps as part of an enforceable grease trap program. The assistance of the collection system staff was appreciated. If you should have any questions, please do not hesitate to contact me by phone at 828-296-4500 or via email at mikal.willmer@ncdenr.gov. State of North Carolina | Environmental Quality | Water Resources 2090 U.S. 70 Highway, Swannanoa, NC 28778 828-296-4500 Sincerely, Mikal Willmer, Environmental Specialist Water Quality Regional Operations Section Asheville Regional Office Division of Water Resources, NCDEQ ATTACHMENTS: Inspection Report EC: WQS ARO Server Laserfiche 20171128_WQCS00158_CEI Compliance Inspection Report Permit:WQCS00158 Effective:06/09/17 Expiration:02/28/25 Owner :Town of Robbinsville SOC: Contact Person: Region: County: Directions to Facility: Graham Asheville Michael J Waresak Effective:Expiration:Facility:Robbinsville Collection System PO Box 126 Robbinsville NC 287710126 Title:Phone:828-252-0575Consultant James Edwin Sharpe 1004968 828-479-8214 Secondary ORC(s): 828-479-8214Phone:1004982Certification:Chadd Ace CarpenterPrimary ORC: CS1,System Classifications: On-Site Representative(s): Related Permits: NC0025879 Town of Robbinsville - Robbinsville WWTP Secondary Inspector(s): Primary Inspector: Inspection Date:Exit Time:Entry Time: Phone: 11/20/2017 10:00AM 12:15PM Mikal Willmer 828-296-4686 Facility Status: Permit Inspection Type: Reason for Inspection:Inspection Type: Not CompliantCompliant Routine Collection system management and operation Collection System Inspect Non Sampling Question Areas: Miscellaneous Questions Performance Standards Operation & Maint Reqmts Records Monitoring & Rpting Reqmts Inspections Pump Station Manhole Lines (See attachment summary) Page:1 11/28/2017 Inspection Date: Permit: Inspection Type : Owner - Facility: Reason for Visit: WQCS00158 11/20/2017 Collection System Inspect Non Sampling Town of Robbinsville Routine Inspection Summary: Inspector, Mikal Willmer, with the Asheville Regional Office conducted a Compliance Evaluation Inspection of the Town of Robbinsville's Collection System on November 20, 2017. ORC Chadd Carpenter and Back-up ORCs Lamar Williams and James Sharpe were present and assisted in the inspection. Overall the system is being well maintained. The Town of Robbinsville has taken steps over the past several years to replace most of the terracotta lines within the collection system. There are two areas that still have terracotta lines and brick manholes. The Town plans to replace these lines with PVC and remove the brick manholes within the next couple of years. Upgrades to the collection system have significantly reduced issues from root intrusion and I&I. ORC reports no major issues within the system. The following items were noted during the inspection: CS Maintenance Records: Moving forward, record and retain all maintenance activities for review. Staffing: Recommend additional staff to help maintain system operations and compliance. Currently six staff operate and maintain water and wastewater treatment, distribution and collection. Grease Trap Program: Recommend annual inspection of non-commercial establishments with grease traps as part of an enforceable grease trap program. Page:2 Inspection Date: Permit: Inspection Type : Owner - Facility: Reason for Visit: WQCS00158 11/20/2017 Collection System Inspect Non Sampling Town of Robbinsville Routine Performance Standards Yes No NA NE Is Public Education Program for grease established and documented? What educational tools are used? FOGs education is published in the town newspaper twice a year. Recommend adding information about flushable wipes to the semi-annual public education program. Is Sewer Use Ordinance/Legal Authority available? Does it appear that the Sewer Use Ordinance is enforced? Is Grease Trap Ordinance available? Is Septic Tank Ordinance available (as applicable, i.e. annexation) List enforcement actions by permittee, if any, in the last 12 months Grease Trap Ordinance is available. Chadd Carpenter, CS ORC, took over approximately a week ago. Recommend inspecting non-residential users grease trap/interceptor maintenance as part of the enforceable FOGs program. Has an acceptable Capital Improvement Plan (CIP) been implemented? Does CIP address short term needs and long term \"master plan\" concepts? Does CIP cover three to five year period? Does CIP include Goal Statement? 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? Is CIP designated only for wastewater collection and treatment? Approximate capital improvement budget for collection system? Total annual revenue for wastewater collection and treatment?$410,250.00 CIP Comments The Town plans to replace the last of the terracotta line and original brick manholes over the next year. Is system free of known points of bypass? If no, describe type of bypass and location Is a 24-hour notification sign posted at ALL pump stations? # Does the sign include: Instructions for notification? Pump station identifier? 24-hour contact numbers If no, list deficient pump stations # Do ALL pump stations have an "auto polling" feature/SCADA? Number of pump stations 1 Number of pump stations that have SCADA 0 Page:3 Inspection Date: Permit: Inspection Type : Owner - Facility: Reason for Visit: WQCS00158 11/20/2017 Collection System Inspect Non Sampling Town of Robbinsville Routine Number of pump stations that have simple telemetry 1 Number of pump stations that have only audible and visual alarms 0 Number of pump stations that do not meet permit requirements 0 # Does the permittee have a root control program? # If yes, date implemented? Describe: Lift station has pump reliability and spare pumps are available. Most of the terracotta lines have been replaced over the past several years, reducing root intrusion and I&I. ORC reports minimal issues within the system. Comment: Inspections Yes No NA NE Are maintenance records for sewer lines available? Are records available that document pump station inspections? Are SCADA or telemetry equipped pump stations inspected at least once a week? Are non-SCADA/telemetry equipped pump stations inspected every day? Are records available that document citizen complaints? # Do you have a system to conduct an annual observation of entire system? # Has there been an observation of remote areas in the last year? Are records available that document inspections of high-priority lines? Has there been visual inspections of high-priority lines in last six months? The ORC is recording all maintenance activities within a bound notebook. Lamar Williams, CS back-up ORC, maintains the systems lift station. Comment: Operation & Maintenance Requirements Yes No NA NE Are all log books available? Does supervisor review all log books on a regular basis? Does the supervisor have plans to address documented short-term problem areas? What is the schedule for reviewing inspection, maintenance, & operations logs and problem areas? ORC checks his maintenance log daily. Recommended CS staff record and retain all maintenance activities moving forward. Are maintenance records for equipment available? Is a schedule maintained for testing emergency/standby equipment? What is the schedule for testing emergency/standby equipment?weekly Do pump station logs include: 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? Is there at least one spare pump for each pump station w/o pump reliability? Page:4 Inspection Date: Permit: Inspection Type : Owner - Facility: Reason for Visit: WQCS00158 11/20/2017 Collection System Inspect Non Sampling Town of Robbinsville Routine Are maintenance records for right-of-ways available? Are right-of-ways currently accessible in the event of an emergency? Are system cleaning records available? Has at least 10% of system been cleaned annually? What areas are scheduled for cleaning in the next 12 months? The generator self-tests Monday morning under load. Carolina Energy Systems services the generator annually. Is a Spill Response Action Plan available? 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 Is a Spill Response Action Plan available for all personnel? Is the spare parts inventory adequate? Spill response plan includes all relevant information.Comment: Records Yes No NA NE Are adequate records of all SSOs, spills and complaints available? Are records of SSOs that are under the reportable threshold available? Do spill records indicate repeated overflows (2 or more in 12 months) at same location? If yes, is there a corrective action plan? Is a map of the system available? Does the map include: Pipe sizes Pipe materials Pipe location Flow direction Approximate pipe age Number of service taps Pump stations and capacity If no, what percent is complete? List any modifications and extensions that need to be added to the map McGill recently updated the Town of Robbinsville's Collection System map. The recent Tallulah Creek addition is the only item currently missing from the Map. Page:5 Inspection Date: Permit: Inspection Type : Owner - Facility: Reason for Visit: WQCS00158 11/20/2017 Collection System Inspect Non Sampling Town of Robbinsville Routine # Does the permittee have a copy of their permit? Robbinsville has not had a reportable SSO within the past five years. Replacement of terracotta lines has reduced issues within the system. In the future, the Town may wish to pursue a cloud based GIS mapping system to simplify tracking and system updates. Comment: Monitoring and Reporting Requirements Yes No NA NE Are copies of required press releases and distribution lists available? Are public notices and proof of publication available? # Is an annual report being prepared in accordance with G.S. 143-215.1C? # Is permittee compliant with all compliance schedules in the permits? If no, which one(s)? No reportable SSOs within the past five years.Comment: MOBILE HOME PARK - Off of Ford St. Manhole Yes No NA NE Is manhole accessible? # Is manhole cover/vent above grade? Is the manhole free of visible signs of overflow? Is the manhole free of sinkholes and depressions? Is manhole cover present? # Is manhole properly seated? # Is manhole in good condition? # Is invert in good condition? Is line free-flowing and unrestricted in manhole? Is manhole free of excessive amounts of grease? Is manhole free of excessive roots? Is manhole free of excessive sand? Is manhole's extended vent screened? Are vents free of submergence? Are manholes free of bypass structures or pipes? Same line as Laura St. manhole. Town plans to replace the terracotta lines and remove manhole within the next couple of years. Brick manhole with terracotta lines. No visible signs of root intrusion. The brick is in good condition; however, no inverts are present. Water pools before flowing downstream. Manhole appears to have an earthen base. Comment: KNIGHT ST. - Knight St. & Tapoco Rd. Pump Station Yes No NA NE Pump station type Duplex Are pump station logs available? Is it accessible in all weather conditions? Page:6 Inspection Date: Permit: Inspection Type : Owner - Facility: Reason for Visit: WQCS00158 11/20/2017 Collection System Inspect Non Sampling Town of Robbinsville Routine # Is general housekeeping acceptable? Are all pumps present? Are all pumps operable? Are wet wells free of excessive debris? Are upstream manholes free of excessive debris/signs of overflow? Are floats/controls for pumps/alarms operable? Is "auto polling" feature/SCADA present? Is "auto polling" feature/SCADA operational? Is simple telemetry present? Is simple telemetry operational? Are audio and visual alarms present? Are audio and visual alarms operable? Is the Pump station inspected as required? Are backflow devices in place? Are backflow devices operable? Are air relief valves in place? Are air relief valves operable? # Is an emergency generator available? Can the emergency generator run the pumps? Is the pump station equipped for quick hook-up? Is the generator operable? # Is fuel in tank and sufficient? Is the generator inspected according to their schedule? Is a 24-hour notification sign posted? Does it include: Instructions for notification? Pump station identifier? Emergency phone number Is public access limited? Is pump station free of overflow piping? Is the pump station free of signs of overflow? Are run times comparable for multiple pumps?yes Maintenance log is kept at the lift station. Debris from the mechanical barscreen is removed two to three times a week. Generator is serviced annually and self-tests once a week. The wetwell has an ultrasonic level sensor with float back-ups. Spare pumps are available if needed. Comment: KNIGHT STREET - Manhole Yes No NA NE Page:7 Inspection Date: Permit: Inspection Type : Owner - Facility: Reason for Visit: WQCS00158 11/20/2017 Collection System Inspect Non Sampling Town of Robbinsville Routine Is manhole accessible? # Is manhole cover/vent above grade? Is the manhole free of visible signs of overflow? Is the manhole free of sinkholes and depressions? Is manhole cover present? # Is manhole properly seated? # Is manhole in good condition? # Is invert in good condition? Is line free-flowing and unrestricted in manhole? Is manhole free of excessive amounts of grease? Is manhole free of excessive roots? Is manhole free of excessive sand? Is manhole's extended vent screened? Are vents free of submergence? Are manholes free of bypass structures or pipes? Comment: TAPOCO RD - Manhole Yes No NA NE Is manhole accessible? # Is manhole cover/vent above grade? Is the manhole free of visible signs of overflow? Is the manhole free of sinkholes and depressions? Is manhole cover present? # Is manhole properly seated? # Is manhole in good condition? # Is invert in good condition? Is line free-flowing and unrestricted in manhole? Is manhole free of excessive amounts of grease? Is manhole free of excessive roots? Is manhole free of excessive sand? Is manhole's extended vent screened? Are vents free of submergence? Are manholes free of bypass structures or pipes? Comment: CHEOAH AERIAL - Behind Ingles Lines/Right-of-Ways/Aeriel Lines Yes No NA NE Page:8 Inspection Date: Permit: Inspection Type : Owner - Facility: Reason for Visit: WQCS00158 11/20/2017 Collection System Inspect Non Sampling Town of Robbinsville Routine Is right-of-way accessible for emergency? Is right-of-way free of sinkholes or depressions? Is line/right-of-way free of evidence of leakage? # Are there areas of exposed line? # Is any exposed line constructed of ductile iron or other approved material? Are water crossing and supports in good condition? # Is right-of-way free of non-utility motorized traffic? Is line free of visible damage? # Are there siphons in this system? If yes, are they maintained and documented? CS staff jet line frequently due to grade. Grade cannot be adjusted without the addition of a pump station. Rip rap around support columns was recently replaced. No signs of wear or erosion of support columns. Comment: LAURA ST. - Manhole Yes No NA NE Is manhole accessible? # Is manhole cover/vent above grade? Is the manhole free of visible signs of overflow? Is the manhole free of sinkholes and depressions? Is manhole cover present? # Is manhole properly seated? # Is manhole in good condition? # Is invert in good condition? Is line free-flowing and unrestricted in manhole? Is manhole free of excessive amounts of grease? Is manhole free of excessive roots? Is manhole free of excessive sand? Is manhole's extended vent screened? Are vents free of submergence? Are manholes free of bypass structures or pipes? Manhole is at grade. This is a brick manhole with terracotta lines and an earthen base. The pipes are intact, but showing signs of wear. The town plans to remove this manhole and replace the lines within the next year or two. Comment: MOOSEBRANCH - Lines/Right-of-Ways/Aeriel Lines Yes No NA NE Is right-of-way accessible for emergency? Is right-of-way free of sinkholes or depressions? Page:9 Inspection Date: Permit: Inspection Type : Owner - Facility: Reason for Visit: WQCS00158 11/20/2017 Collection System Inspect Non Sampling Town of Robbinsville Routine Is line/right-of-way free of evidence of leakage? # Are there areas of exposed line? # Is any exposed line constructed of ductile iron or other approved material? Are water crossing and supports in good condition? # Is right-of-way free of non-utility motorized traffic? Is line free of visible damage? # Are there siphons in this system? If yes, are they maintained and documented? Aerial line receives flow from apartment complex and several homes. Line is anchored into creek bank, no visible support columns. Comment: Page:10 WROIRMT Mal Aw i „ w 11/20/2017 11 09 \ wr 11/20/2N 7 11:09 - vr-77—�s �a f` I W a \/- �<�^^ </\ « r2> «� .. . . ..y <- w2 / fti KZd• ! .�. _ \ . . 11120 A�F IV ltl� <� �� ;U � �� /, �� ' V ; 3 �� r, ��'.� � � '�i jd t k y a r ,a r ,�� Imo, � > � � ` � � ,,; �- � ,_ ;: `� �� . �-��, � ,� .�; � a, t.. -. }, p y t � a VA w Of 0-10 k 1T 1 Y wi ,i;Jti. r�'gr'yZ.y x �y s a :�, :�: ,. � •a; L 41 E flL0YOlYif2$Oi01 m200mw �� 0� b, 1 � I r / k� 0§20uu u M