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Home My WebLink AboutNC0056561_Compliance Evaluation Inspection_20210927DocuSign Envelope ID: 65833A8B-CB52-4900-9DD4-C33757064C6D ROY COOPER Governor ELIZABETH S. BISER Secretary S. DANIEL SMITH Director NORTH CAROLENA Environmental Qualify SENT VIA ELECTRONIC MAIL ONLY: NO HARD COPY WILL BE MAILED. September 27, 2021 Michael Lee Mehaffey Town of Maggie Valley E-mail: mmehaffey@maggievalleync.gov SUBJECT: Compliance Inspection Report Maggie Valley WWTP NPDES WW Permit No. NC0056561 Haywood County Dear Permittee: The North Carolina Division of Water Resources conducted an inspection of the Maggie Valley WWTP on 9/23/2021. This inspection was conducted to verify that the facility is operating in compliance with the conditions and limitations specified in NPDES WW Permit No. NC0056561. The findings and comments noted during this inspection are provided in the enclosed copy of the inspection report entitled "Compliance Inspection Report". The following item of significance was noted at the time of the inspection: The only access road to the facility is experiencing significant erosion during flood events and the streambank supporting the road has the potential to become unstable. Access to the facility is critical and must be maintained. If you should have any questions, please do not hesitate to contact Timothy Heim with the Water Quality Regional Operations Section in the Asheville Regional Office at 828-296-4500 or via email at tim.heim@ncdenr.gov. ATTACHMENTS Ec: LF Sincerely, 1—DocuSigned by: Ante-el�OYl "—E397192DABFB4FF... Daniel Boss, Asst. Regional Supervisor Water Quality Regional Operations Section Asheville Regional Office Division of Water Resources, NCDEQ North Carolina Department of Environmental Quelfy I olvtslon of Water Resources Asheville Regional Office 12090 O.S. Highway 70 I Swannanoa, Noah CaroIba 28778 828.290 4500 DocuSign Envelope ID: 65833A8B-CB52-4900-9DD4-C33757064C6D United States Environmental Protection Agency EPA Washington, D.C. 20460 Water Compliance Inspection Report Form Approved. OMB No. 2040-0057 Approval expires 8-31-98 Section A: National Data System Coding (i.e., PCS) Transaction 1 IN Code I 2 IL NPDES yr/mo/day Inspection Type Inspector Fac I 3 I NC0056561 111 121 21/09/23 117 181OI 'PI 2011 Type 21IIIIII IIIIIIIIIII IIIIIII I IIIIII IIIIIIIIIII P6 Inspection 671 Work Days Facility Self -Monitoring I 70I Evaluation Rating I 711 B1 1 72 QA I N I 73I I I I Reserved 74 71 I I I I I I 180 Section B: Facility Data Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include POTW name and NPDES permit Number) Maggie Valley WWTP U S Hwy 276 N Maggie Valley NC 28751 Entry Time/Date 10:OOAM 21/09/23 Permit Effective Date 17/09/01 Exit Time/Date 12:OOPM 21/09/23 Permit Expiration Date 21/03/31 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) /// Michael Lee Mehaffey/ORC/828-400-9494/ Seth Lewis Boyd/// Other Facility Data Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Michael Lee Mehaffey,3987 Soco Rd Maggie Valley NC 28751//828-926-0866/8289263576 No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit Flow Measurement Operations & Maintenar Records/Reports Sludge Handling DispoPollution Prevention Facility Site Review Effluent/Receiving Wate Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) (See attachment summary) Name(s) and Signature(s) of Inspector(s) Agency/Office/Phone and Fax Numbers Date Timothy H Heim DWR/ARO WQ/828-296-4665/ ,-Do.Signedby. 9/27/2021 I l�'�1v' u.�"hi -08281105A3CA418... Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers (� Date D 58 edbY 9/27/2021 EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page# 1 DocuSign Envelope ID: 65833A8B-CB52-4900-9DD4-C33757064C6D 31 NPDES yr/mo/day NC0056561 111 121 21/09/23 I17 Inspection Type 18LI (Cont.) 1 Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Tim Heim of the Asheville Regional Office performed a Compliance Inspection of Facility on September 23, 2021. Mike Mehaffey (PWD & ORC), Seth Boyd (BORC) and Jordan Davis assisted with the inspection. The facility appeared well maintained and operated at the time of the inspection, and in compliance with Permit NC0056561. The following items were noted at the time of the inspection: The only access road to the facility is experiencing significant erosion during flood events and the streambank supporting the road has the potential to become unstable. Access to the facility is critical and must be maintained. It is recommended that a professional engineer with appropriate experience be contacted to address this issue. The Asheville Regional Office may be able to assist with permitting and technical information. Page# 2 DocuSign Envelope ID: 65833A8B-CB52-4900-9DD4-C33757064C6D Permit: NC0056561 Inspection Date: 09/23/2021 Owner - Facility: Maggie Valley WWTP Inspection Type: Compliance Evaluation Operations & Maintenance Yes No NA NE Is the plant generally clean with acceptable housekeeping? • ❑ ❑ ❑ Does the facility analyze process control parameters, for ex: MLSS, MCRT, Settleable II El El El Solids, pH, DO, Sludge Judge, and other that are applicable? Comment: Permit Yes No NA NE (If the present permit expires in 6 months or less). Has the permittee submitted a new El El ❑ application? Is the facility as described in the permit? • El El El # Are there any special conditions for the permit? El • El El Is access to the plant site restricted to the general public? • ❑ ❑ ❑ Is the inspector granted access to all areas for inspection? • ❑ ❑ ❑ Comment: Aerobic Digester Is the capacity adequate? Is the mixing adequate? Is the site free of excessive foaming in the tank? # Is the odor acceptable? # Is tankage available for properly waste sludge? Comment: Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Bar Screens Yes No NA NE Type of bar screen a.Manual ❑ b.Mechanical • Are the bars adequately screening debris? • ❑ ❑ ❑ Is the screen free of excessive debris? • ❑ ❑ ❑ Is disposal of screening in compliance? • ❑ ❑ ❑ Is the unit in good condition? • ❑ ❑ ❑ Comment: Aeration Basins Yes No NA NE Mode of operation Ext. Air Page# 3 DocuSign Envelope ID: 65833A8B-CB52-4900-9DD4-C33757064C6D Permit: NC0056561 Inspection Date: 09/23/2021 Owner - Facility: Maggie Valley WWTP Inspection Type: Compliance Evaluation Aeration Basins Yes No NA NE Type of aeration system Diffused Is the basin free of dead spots? ■ ❑ ❑ ❑ Are surface aerators and mixers operational? ❑ ❑ • ❑ Are the diffusers operational? • ❑ ❑ ❑ Is the foam the proper color for the treatment process? • ❑ ❑ ❑ Does the foam cover less than 25% of the basin's surface? • ❑ ❑ ❑ Is the DO level acceptable? • ❑ ❑ ❑ Is the DO level acceptable?(1.0 to 3.0 mg/I) • ❑ ❑ ❑ Comment: DO was tested at 3-6 mg/L at various points in the aeration basin during the inspection. Disinfection -Gas Are cylinders secured adequately? Are cylinders protected from direct sunlight? Is there adequate reserve supply of disinfectant? Is the level of chlorine residual acceptable? Is the contact chamber free of growth, or sludge buildup? Is there chlorine residual prior to de -chlorination? Does the Stationary Source have more than 2500 Ibs of Chlorine (CAS No. 7782-50-5)? If yes, then is there a Risk Management Plan on site? If yes, then what is the EPA twelve digit ID Number? (1000- - ) If yes, then when was the RMP last updated? Comment: Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ ❑ ❑ • ❑ De -chlorination Yes No NA NE Type of system ? Gas Is the feed ratio proportional to chlorine amount (1 to 1)? • ❑ ❑ ❑ Is storage appropriate for cylinders? ■ El El El # Is de -chlorination substance stored away from chlorine containers? • El El El Comment: Are the tablets the proper size and type? Are tablet de -chlorinators operational? Number of tubes in use? • ❑ • ❑ Page# 4 DocuSign Envelope ID: 65833A8B-CB52-4900-9DD4-C33757064C6D Permit: NC0056561 Inspection Date: 09/23/2021 Owner - Facility: Maggie Valley WWTP Inspection Type: Compliance Evaluation De -chlorination Comment: Effluent Pipe Is right of way to the outfall properly maintained? Are the receiving water free of foam other than trace amounts and other debris? If effluent (diffuser pipes are required) are they operating properly? Comment: Standby Power Is automatically activated standby power available? Is the generator tested by interrupting primary power source? Is the generator tested under load? Was generator tested & operational during the inspection? Do the generator(s) have adequate capacity to operate the entire wastewater site? Is there an emergency agreement with a fuel vendor for extended run on back-up power? Is the generator fuel level monitored? Comment: Yes No NA NE Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ Yes No NA NE • ❑ ❑ ❑ ❑ ❑ ❑ • • ❑ ❑ ❑ Page# 5