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Home My WebLink AboutNC0085588_Inspection_20180523Water Resources ENVIRONMENTAL QUALITY Mr. Robert Pearson, Public City of Lincolnton P.O. Box 617 May 23, 2018 Works Director Lincolnton, NC 28093-0617 Dear Mr. Pearson: ROY COOPER Governor MICHAEL S. REGAN Secretary LINDA CULPEPPER Interim Director Subject: Compliance evaluation Inspection City of Lincolnton WTP NPDES Permit No. NCO085588 Lincoln County Enclosed is a copy of the Compliance Evaluation Inspection for the inspection conducted at the subject facility on May 20, 2018, by Ori Tuvia. Your cooperation during the site visit was much appreciated. Please advise the staff involved with this NPDES Permit by forwarding a copy of the enclosed report. The report should be self-explanatory; however, should you have any questions concerning this report, please do not hesitate to contact Ori Tuvia at (704) 235-2190, or at ori.tuvia(ancdenr.gov. Sincerely, DocuSigned by: A14CC681 AF27425... W. Corey Basinger Regional Supervisor Mooresville Regional Office Division of Water Resources Cc: NPDES Unit, MRO Files (Laserfiche) Mooresville Regional Office Location: 610 East Center Ave., Suite 301 Mooresville, NC 28115 Phone: (704) 663-16991 Fax: (704) 663-60401 Customer Service: 1-877-623-6748 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 I 2 15 I 3 I NCO085588 111 12 I 18/05/23 I17 18 I S i 19 LG] i 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 1.0 70 Id I 71 73I i74 751 I I I 1 80 I—I I„t72I� 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) 11:20AM 18/05/23 17/06/01 Lincolnton WTP 1338 Reepsville Rd Exit Time/Date Permit Expiration Date Lincolnton NC 28093 12:05PM 18/05/23 20/07/31 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) Other Facility Data Robert Worth Pearson/ORC/704-736-8970/ Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Stephen H Peeler,PO Box 617 Lincolnton NC 280930617//704-736-8980/7047368959 No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit Flow Measurement Operations & Maintenance Records/Reports Self -Monitoring Program Sludge Handling Disposal Facility Site Review Effluent/Receiving Waters Laboratory 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 DocuSigned by: Ori A Tuvia J� MRO WQ//704-663-1699/ 5/23/2018 Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers Date W. Corey Basinger MRO WQ//704-235-2194/ EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. DocuSigned by: 5/23/2018 Page# EA14CC681AF27425... NPDES yr/mo/day Inspection Type NCO085588 111 121 18/05/23 1 17 18 JCJ Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Page# Permit: NCO085588 Owner - Facility: Lincolnton WTP Inspection Date: 05/23/2018 Inspection Type: Compliance Evaluation Yes No NA NE Are records kept and maintained as required by the permit? 0 ❑ Permit Yes No NA NE (If the present permit expires in 6 months or less). Has the permittee submitted a new ❑ ❑ 0 ❑ application? 0 ❑ ❑ ❑ Is the facility as described in the permit? 0 ❑ ❑ ❑ # Are there any special conditions for the permit? ❑ 0 ❑ ❑ Is access to the plant site restricted to the general public? 0 ❑ ❑ ❑ Is the inspector granted access to all areas for inspection? 0 ❑ ❑ ❑ Comment: The subject permit expires on 7/31/2020. Record Keeping Yes No NA NE Are records kept and maintained as required by the permit? 0 ❑ ❑ ❑ Is all required information readily available, complete and current? 0 ❑ ❑ ❑ Are all records maintained for 3 years (lab. reg. required 5 years)? 0 ❑ ❑ ❑ Are analytical results consistent with data reported on DMRs? 0 ❑ ❑ ❑ Is the chain -of -custody complete? 0 ❑ ❑ ❑ Dates, times and location of sampling CDCs, calibration logs and ORC visitation logs were reviewed for the period June 2017 Name of individual performing the sampling through February 2018. Results of analysis and calibration Dates of analysis Name of person performing analyses Transported CM 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? ❑ ❑ ❑ Is a copy of the current NPDES permit available on site? ❑ ❑ ❑ Facility has copy of previous year's Annual Report on file for review? ❑ ❑ 0 ❑ Comment: The records reviewed during the inspection were organized and well maintained. DMRs, CDCs, calibration logs and ORC visitation logs were reviewed for the period June 2017 through February 2018. Laboratory Yes No NA NE Page# 3 Permit: NCO085588 Owner - Facility: Lincolnton WTP Inspection Date: 05/23/2018 Inspection Type: Compliance Evaluation Yes No NA NE Is composite sampling flow proportional? ❑ ❑ Laboratory Yes No NA NE Are field parameters performed by certified personnel or laboratory? 0 ❑ ❑ ❑ Are all other parameters(excluding field parameters) performed by a certified lab? 0 ❑ ❑ ❑ # Is the facility using a contract lab? 0 ❑ ❑ ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees 0 ❑ ❑ ❑ Celsius)? Incubator (Fecal Coliform) set to 44.5 degrees Celsius+/- 0.2 degrees? ❑ ❑ 0 ❑ Incubator (BOD) set to 20.0 degrees Celsius +/- 1.0 degrees? ❑ ❑ 0 ❑ Comment: On-site field analvses (DH and total residual chlorine) are Derformed under the facilitv's field laboratory certification #5060. The City's WWTP lab performs the total suspended solids (TSS) analyses, and Meritech, Inc. (metals, turbidity, hardness and toxicity) have also been contracted to provide analytical support. The laboratory instrumentation used for field analyses appeared to be properly calibrated/verified and documented. 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 degrees ❑ ❑ 0 ❑ Celsius)? Is the facility sampling performed as required by the permit (frequency, sampling type 0 ❑ ❑ ❑ representative)? Comment: The subject permit requires effluent grab samples. Upstream / Downstream Sampling Yes No NA NE Is the facility sampling performed as required by the permit (frequency, sampling type, and 0 ❑ ❑ ❑ sampling location)? Comment: Operations & Maintenance Yes No NA NE Is the plant generally clean with acceptable housekeeping? 0 ❑ ❑ ❑ 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 appeared to be properly operated and well maintained. Lagoons Yes No NA NE Page# 4 Permit: NC0085588 Owner - Facility: Lincolnton WTP Inspection Date: 05/23/2018 Inspection Type: Compliance Evaluation Yes No NA NE Type of system ? Liquid ❑ Lagoons Yes No NA NE Type of lagoons? 0 ❑ Is storage appropriate for cylinders? ❑ ❑ # Number of lagoons in operation at time of visit? 1 # Is de -chlorination substance stored away from chlorine containers? 0 ❑ ❑ Are lagoons operated in? # Is a re -circulation line present? ❑ ❑ ❑ Is lagoon free of excessive floating materials? 0 ❑ ❑ ❑ # Are baffles between ponds or effluent baffles adjustable? ❑ ❑ 0 ❑ Are dike slopes clear of woody vegetation? ❑ ❑ 0 ❑ Are weeds controlled around the edge of the lagoon? 0 ❑ ❑ ❑ Are dikes free of seepage? 0 ❑ ❑ ❑ Are dikes free of erosion? 0 ❑ ❑ ❑ Are dikes free of burrowing animals? 0 ❑ ❑ ❑ # Has the sludge blanket in the lagoon (s) been measured periodically in multiple ❑ ❑ 0 ❑ locations? # If excessive algae is present, has barley straw been used to help control the growth? ❑ ❑ 0 ❑ Is the lagoon surface free of weeds? 0 ❑ ❑ ❑ Is the lagoon free of short circuiting? 0 ❑ ❑ ❑ Comment: The facility is equipped with a concrete -lined sludge holding lagoon. The high water alarm system is connected to the on-site SCADA system. De -chlorination Yes No NA NE Type of system ? Liquid ❑ ❑ Is the feed ratio proportional to chlorine amount (1 to 1)? ❑ ❑ 0 ❑ Is storage appropriate for cylinders? ❑ ❑ 0 ❑ # Is de -chlorination substance stored away from chlorine containers? 0 ❑ ❑ ❑ Comment: Are the tablets the proper size and type? ❑ ❑ 0 ❑ Are tablet de -chlorinators operational? ❑ ❑ ❑ Number of tubes in use? Comment: Pump Station - Effluent Yes No NA NE Is the pump wet well free of bypass lines or structures? 0 ❑ ❑ ❑ Are all pumps present? 0 ❑ ❑ ❑ Are all pumps operable? 0 ❑ ❑ ❑ Page# 5 Permit: NCO085588 Owner - Facility: Lincolnton WTP Is right of way to the outfall properly maintained? 0 ❑ Inspection Date: 05/23/2018 Inspection Type: Compliance Evaluation Are the receiving water free of foam other than trace amounts and other debris? 0 ❑ Pump Station - Effluent Yes No NA NE Are float controls operable? 0 ❑ ❑ ❑ Is SCADA telemetry available and operational? 0 ❑ ❑ ❑ Is audible and visual alarm available and operational? ❑ ❑ ❑ 0 Comment: Effluent Pipe Yes No NA NE Is right of way to the outfall properly maintained? 0 ❑ ❑ ❑ Are the receiving water free of foam other than trace amounts and other debris? 0 ❑ ❑ ❑ If effluent (diffuser pipes are required) are they operating properly? ❑ ❑ ❑ 0 Comment: The effluent appeared clear with no floatable solids or foam. ❑ ❑ 0 ❑ Solids Handling Equipment Yes No NA NE Is the equipment operational? 0 ❑ ❑ ❑ Is the chemical feed equipment operational? 0 ❑ ❑ ❑ Is storage adequate? 0 ❑ ❑ ❑ Is the site free of high level of solids in filtrate from filter presses or vacuum filters? ❑ ❑ 0 ❑ Is the site free of sludge buildup on belts and/or rollers of filter press? ❑ ❑ 0 ❑ Is the site free of excessive moisture in belt filter press sludge cake? 0 ❑ ❑ ❑ The facility has an approved sludge management plan? 0 ❑ ❑ ❑ Comment: Sludae is dewatered by a centrifuae. Dewatered sludae is transDorted (bv City Dersonneh to the Lincoln County Landfill for final disposal. The centrate from the centrifuge is returned back to the sludge holding lagoon. The City is also permitted to land apply the facility's sludge under the authority of Permit WQ0002712. Synagro has been contracted to land apply the sludge Page# 6