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Home My WebLink AboutNCG500662_20240916_CEIROY COOPER Governor ELIZABETH S. BISER Secretary RICHARD E. ROGERS, JR. Director Mr. Brad Clay Mill Shoals Hydro Company, Inc. Andover, MA 01840 SUBJECT: Compliance Evaluation Inspection High Shoals Hydro Project NPDES General Permit No. NCG500662 Gaston County Dear Mr. Clay: NORTH CAROLINA Environmental Quality September 16, 2024 Enclosed is a copy of the Compliance Evaluation Inspection for the inspection conducted at the subject facility on September 9, 2024, by Alex Brown. Your cooperation during the site visit was much appreciated. The report should be self-explanatory; however, should you have any questions concerning this report, please do not hesitate to contact Alex Brown at (704) 235-2194, or at alex.brownkdeq.nc. og_v. Enclosure: Inspection Report Cc: Brad Clay (via eCopy) NPDES Program Files — Laserfiche Sincerely, DocuSigned by: A wNN,uft F161 F669A2D84A3... Andrew H. Pitner, P.G., Regional Supervisor Water Quality Regional Operations Section Mooresville Regional Office Division of Water Resources, NCDEQ North Carolina Department of Environmental Quality I Division of Water Resources Mooresville Regional Office 1 610 East Center Avenue, Suite 301 1 Mooresville, North Carolina 28115 704.6631699 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 u 3 I NCG500662 111 121 24/09/09 I17 18 I C I 19 I s I 20L] 21111I I I I I I I II I I I I I I I I I I I I I I I I I I I I I I I II I I I I I r6 Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 QA ---------------------- Reserved ------------------- 67 1.0 701d I 71I I 72 I rL., I 71 I 74 79 L—I L -1 I I I I I I I I I80 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 permit Number) 08:50AM 24/09/09 21/01/06 High Shoals Hydro Project River St Exit Time/Date Permit Expiration Date High Shoals NC 28077 09:10AM 24/09/09 25/11/30 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) Other Facility Data Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Jeff Shaffner,River St High Shoals NC 28077//704-735-2156/ No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit 0 Flow Measurement Operations & Maintenar 0 Records/Reports Self -Monitoring Progran 0 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 Alex Brown Docusigned by: DWR/MRO WQ/707-235-2100/ 9/16/2024 t" $�� EADE20AD9DB597452... Signature of MaC en(SQrAdR ewer Agency/Office/Phone and Fax Numbers Date Andrew Pi In '�'u`' H P4415WR/MRO WQ/704-663-1699 Ext.2180/9/16/2024 161 FB69A2D84A3... EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page# NPDES yr/mo/day Inspection Type NCG500662 I11 12I 24/09/09 117 18 i c i Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Page# Permit: NCG500662 Owner -Facility: High Shoals Hydro Project Inspection Date: 09/09/2024 Inspection Type: Compliance Evaluation Permit Yes No NA NE (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? ■ ❑ ❑ ❑ Comment: 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 ❑ ❑ ■ ❑ Solids, pH, DO, Sludge Judge, and other that are applicable? Comment: Record Keeping Yes No NA NE Are records kept and maintained as required by the permit? ■ ❑ ❑ ❑ Is all required information readily available, complete and current? ■ ❑ ❑ ❑ Are all records maintained for 3 years (lab. reg. required 5 years)? ■ ❑ ❑ ❑ Are analytical results consistent with data reported on DMRs? ■ ❑ ❑ ❑ Is the chain -of -custody complete? ■ ❑ ❑ ❑ Dates, times and location of sampling ■ Name of individual performing the sampling ■ Results of analysis and calibration ■ Dates of analysis ■ Name of person performing analyses ■ Transported COCs ■ Are DMRs complete: do they include all permit parameters? ■ ❑ ❑ ❑ Has the facility submitted its annual compliance report to users and DWQ? ❑ ❑ ■ ❑ (If the facility is = or > 5 MGD permitted flow) Do they operate 24/7 with a certified ❑ ❑ ■ ❑ operator on each shift? Is the ORC visitation log available and current? ❑ ❑ ■ ❑ Is the ORC certified at grade equal to or higher than the facility classification? ❑ ❑ ■ ❑ Is the backup operator certified at one grade less or greater than the facility ❑ ❑ ■ ❑ classification? Page# 3 Permit: NCG500662 Owner -Facility: Inspection Date: 09/09/2024 Inspection Type: High Shoals Hydro Project Compliance Evaluation Record Keeping Yes No NA NE Is a copy of the current NPDES permit available on site? 0 ❑ ❑ ❑ Facility has copy of previous year's Annual Report on file for review? ❑ ❑ 0 ❑ Comment: Effluent Sampling Yes No NA NE Is composite sampling flow proportional? ❑ ❑ 0 ❑ Is sample collected below all treatment units? 0 ❑ ❑ ❑ Is proper volume collected? 0 ❑ ❑ ❑ Is the tubing clean? ❑ ❑ 0 ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6.0 0 ❑ ❑ ❑ degrees Celsius)? Is the facility sampling performed as required by the permit (frequency, sampling type ❑ ❑ ❑ representative)? Comment: Sampling was performed by Pace and GEL laboratories. Page# 4