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Home My WebLink AboutNC0060844_CEI Signed_20180309QrerReso rces ENWRUM"EMFAL QUA TY March 09, 2018 Margaret Crownover Laurel Hills Homeowners Association PO Box 1537 Franklin, NC 28734 SUBJECT: Compliance Inspection Report Laurel Hills WWTP NPDES WW Permit No. NCO060844 Macon County Dear Permittee: ROY COOPER Grn erwa, MICHAEL S. BEGAN Sacral LINDA CFULPEPPER �F ler'm Director The North Carolina Division of Water Resources conducted an inspection of the Laurel Hills WWTP on 3/08/2018. The assistance of Mr. David Helms (Backup ORC) during the inspection was appreciated. This inspection was conducted to verify that the facility is operating in compliance with the conditions and limitations specified in NPDES WW Permit No. NC0060844. The findings and comments noted during this inspection are provided in the enclosed copy of the inspection report entitled "Compliance Inspection Report". Please respond in writing to this office within 15 days of your receipt of this letter regarding your plans or measures to be taken to address the following issues: This facility is located adjacent to a residential area and has no fence or other barriers for children/animals/vandals. Install a fence to secure the facility and eliminate the potential safety hazard. • The cover for the UV contact chamber is a safety hazard for operators and inspectors (and potentially others, as the facility is not fenced). It has failed structurally and cannot be easily accessed to inspect the contact chamber or UV bulbs. Replace the cover. State of North Carolina I Environmental Quality I Water Resources 2090 U.S. 70 Highway, Swannanoa, NC 28778 828-296-4500 If you should have any questions, please do not hesitate to contact me 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 Cc: WQS-ARO Server LF Sincerely, DocuSigned by: 082B1105A3CA418... Tim Heim, P.E., Environmental Engineer Water Quality Regional Operations Section Asheville Regional Office Division of Water Resources, NCDEQ 20180308_NC0060844_CEI Ltr.Docx State of North Carolina I Environmental Quality I Water Resources 2090 U.S. 70 Highway, Swannanoa, NC 28778 828-296-4500 United States Environmental Protection Agency Form Approved. EPA Washington, D.C. 20460 OMB No. 2040-0057 Water Compliance Inspection Report Approval expires 8-31-98 Section A: National Data System Coding (i.e., PCS) Transaction Code NPDES yr/mo/day Inspection Type Inspector Fac Type 1 IN 1 2 15 I 3 I NC0060844 111 12 I 18/03/08 I17 18 I S J 19 LG] 201 I 211111 1 1 1 1 1 111 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 111 1 1 1 1 1 166 Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 QA ----------------------Reserved------------------- 67 70 I I 71 I I 72 I r l 73 I I 174 751 I I I 1 1 1 I80 u ty I I i Section B: Facility Data Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include Entry Time/Date Permit Effective Date POTW name and NPDES oermit Number) 10:OOAM 18/03/08 13/05/01 Laurel Hills WWTP Pete McCoy Rd Exit Time/Date Permit Expiration Date Franklin NC 28744 11:00AM 18/03/08 17/11/30 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) Other Facility Data Brandon Keith Buchanan/ORC/828-586-5588/ Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Margaret Crownover,PO Box 1537 Franklin NC 28734//828-369-9162/ No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit Operations & Maintenance 0 Records/Reports Facility Site Review Multimedia Effluent/Receiving Waters 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 ARO WQ//828-296-4665/ 3/9/2018 �DS I Lt Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers Date EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page# NPDES yr/mo/day Inspection Type (Cont.) NCO060844 111 121 18/03/08 1 17 18 JCJ 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 Evaluation Inspection on March 8, 2018. David Helms (BORC) was present at the time of the inspection. The facility and its discharge appeared to be in compliance with Permit NC0060844. However, the following signfiiant safety items were noted: This facility is located adjacent to a residential area and has no fence or other barriers for children/animals/vandals. Install a fence to secure the facility and eliminate potential safety hazards. The cover for the UV contact chamber is a safety hazard for operators and inspectors (and potentially others, as the facility is not fenced). It has failed structurally and cannot be easily accessed to inspect the contact chamber or UV bulbs. Replace the cover immediately. Page# Permit: NCO060844 Inspection Date: 03/08/2018 Owner -Facility: Laurel Hills WWTP Inspection Type: Compliance Evaluation Operations & Maintenance Is the plant generally clean with acceptable housekeeping? Does the facility analyze process control parameters, for ex: MLSS, MCRT, Settleable Solids, pH, DO, Sludge Judge, and other that are applicable? Comment: The facility was area well maintained at the time of the inspection. Permit (If the present permit expires in 6 months or less). Has the permittee submitted a new application? Is the facility as described in the permit? # Are there any special conditions for the permit? Is access to the plant site restricted to the general public? Is the inspector granted access to all areas for inspection? Yes No NA NE ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ Yes No NA NE ❑ ❑ ■ ❑ ■ ❑ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ■ ❑ ❑ ❑ Comment: This facility is located adjacent to a residential area and has no fence or other barriers for children/animals/vandals. Install a fence to secure the facility and eliminate potential safety hazards. The UV disinfection chamber cover is of Darticular concern. Aeration Basins Yes No NA NE Mode of operation Ext. Air ❑ ❑ Type of aeration system Diffused ❑ ❑ Is the basin free of dead spots? 0 ❑ ❑ ❑ Are surface aerators and mixers operational? ❑ ❑ 0 ❑ Are the diffusers operational? 0 ❑ ❑ ❑ Is the foam the proper color for the treatment process? 0 ❑ ❑ ❑ Does the foam cover less than 25% of the basin's surface? 0 ❑ ❑ ❑ Is the DO level acceptable? ❑ ❑ ❑ 0 Is the DO level acceptable?(1.0 to 3.0 mg/1) ❑ ❑ ❑ 0 Comment: Secondary Clarifier Yes No NA NE Is the clarifier free of black and odorous wastewater? 0 ❑ ❑ ❑ Is the site free of excessive buildup of solids in center well of circular clarifier? ❑ ❑ 0 ❑ Are weirs level? 0 ❑ ❑ ❑ Is the site free of weir blockage? 0 ❑ ❑ ❑ Is the site free of evidence of short-circuiting? 0 ❑ ❑ ❑ Is scum removal adequate? 0 ❑ ❑ ❑ Page# 3 Permit: NC0060844 Owner -Facility: Laurel Hills WWTP (If pumps are used) Is an audible and visible alarm Present and operational? ❑ Inspection Date: 03/08/2018 Inspection Type: Compliance Evaluation ❑ Is the distribution box level and watertight? Secondary Clarifier Yes No NA NE Is the site free of excessive floating sludge? ❑ 0 ❑ ❑ Is the drive unit operational? ❑ ❑ 0 ❑ Is the return rate acceptable (low turbulence)? ❑ ❑ ❑ 0 Is the overflow clear of excessive solids/pin floc? ❑ 0 ❑ ❑ Is the sludge blanket level acceptable? (Approximately 1/4 of the sidewall depth) 0 ❑ ❑ ❑ Comment: The secondary clarifier contained a noticeable level of floating solids, likely due to overturn from the rapid shifts in temperature the region had been experiencing in recent weeks. Any solids leaving the clarifier were being captured by the tertiary filter and not discharged to the effluent pipe however. Sand Filters (Low rate) Yes No NA NE (If pumps are used) Is an audible and visible alarm Present and operational? ❑ ❑ 0 ❑ Is the distribution box level and watertight? 0 ❑ ❑ ❑ Is sand filter free of ponding? ❑ ❑ 0 ❑ Is the sand filter effluent re -circulated at a valid ratio? 0 ❑ ❑ ❑ # Is the sand filter surface free of algae or excessive vegetation? ❑ ❑ 0 ❑ # Is the sand filter effluent re -circulated at a valid ratio? (Approximately 3 to 1) ❑ ❑ 0 ❑ Comment: The sand filter was an underflow cone design and appeared to be working correctly at the time of the inspection. Disinfection - UV Yes No NA NE Are extra UV bulbs available on site? ❑ 0 ❑ ❑ Are UV bulbs clean? 0 ❑ ❑ ❑ Is UV intensity adequate? 0 ❑ ❑ ❑ Is transmittance at or above designed level? ❑ ❑ ❑ 0 Is there a backup system on site? ❑ 0 ❑ ❑ Is effluent clear and free of solids? 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