The URL can be used to link to this page

Home My WebLink AboutNC0084573_Compliance Evaluation Inspection_20211020ROY COOPER Governor ELIZABETH 5, 3ISBR Secrf.rAry S. DAhNIEL SMITH noreaor NORTH CAROLINA Envirlonmerrterf Orrariry October 20, 2021 Mr. Chris Henderson, Public Utilities Manager County of Lincoln 115 West Main Street Lincolnton, NC 28092 Subject: Compliance Evaluation Lincoln County WTP NPDES Permit No. NC0084573 Lincoln County Dear Mr. Henderson: Enclosed is a copy of the Compliance Evaluation Inspection for the inspection conducted at the subject facility on October 14, 2021, by Ori Tuvia. Adam Jolicoeur's 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@ncdenr.gov. Cc: NPDES, MRO Files (Laserfiche) G'bEQ�, Sincerely, EDocuSigned by: A14CC681AF27425... W. Corey Basinger Regional Supervisor Mooresville Regional Office Division of Water Resources North Carolina Deparintent of Erniranmenlal Quality I Division of Water Resources Mooresville ktgional0Mce I (AO East Center Avenue. Suite 301 I Mooresville. NorthCararina 2816 704.6b3.I6 k4 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 I 2 21IIIIII Code NPDES yr/mo/day Inspection IL I 3 I NC0084573 111 121 21/10/14 117 Type 1810I IIIIIIIII1I Inspector Fac Type 191 S I 2011 IIIIIIIIIIIIIIIIII I IIIIII P6 Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 QA Reserved 67I1.0 I 70I4 I 711 172 I N I 73I 1 74 751 I I 1 1 1 1 1 1 1 I80 l Section B: Facility Data Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include POTW name and NPDES Dermit Number) Lincoln County WTP 7674 Tree Farm Rd Denver NC 28037 Entry Time/Date 09:45AM 21/10/14 Permit Effective Date 21/09/01 Exit Time/Date 10:30AM 21/10/14 Permit Expiration Date 25/03/31 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) /// Adam Michael Jolicoeur/ORC/704-483-7070/ Other Facility Data Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Adam Michael Jolicoeur,7674 Tree Farm Rd Denver NC 28037//704-483-7070/ No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit Flow Measurement Operations & Maintenar Records/Reports Self -Monitoring Progran Sludge Handling DispoFacility Site Review Effluent/Receiving Wate Laboratory Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) (See attachment summary) Name(s) and Ori A Tuvia Signature(s) of Inspector(s) Agency/Office/Phone and Fax Numbers Date 10/20/2021 c—DocuSigned by: DWR/MRO WQ/704-663-1699/ `— BB057A2DE017498 Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers Date W. Corey Basinger DWR/Division of Water Quality/704-235-2194/ EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. DocuSigned by: 10/20/2021 Page# 1 �A14CC681AF27425... NPDES yr/mo/day 31 NC0084573 111 121 21/10/14 I17 Inspection Type 18 [j 1 Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Page# 2 Permit: NC0084573 Inspection Date: 10/14/2021 Owner - Facility: Lincoln County WTP 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? • ❑ 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: The subject permit expires on March 31, 2025. The drying beds that have not been in use have been removed from the permit. 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? • El ❑ ❑ Is the ORC certified at grade equal to or higher than the facility classification? • El El El 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? • El El El Facility has copy of previous year's Annual Report on file for review? ❑ El II ❑ Comment: The permittee's records were organized and well maintained and records requested during the inspection were readily retrievable. DMRs, COCs, ORC logs, and calibration logs were reviewed for June 2021 through August 2019. Page# 3 Permit: NC0084573 Inspection Date: 10/14/2021 Owner - Facility: Lincoln County WTP Inspection Type: Compliance Evaluation Effluent Sampling Yes No NA NE Is composite sampling flow proportional? ❑ ❑ • ❑ Is sample collected below all treatment units? • ❑ ❑ ❑ Is proper volume collected? ■ ❑ ❑ ❑ Is the tubing clean? ❑ ❑ • ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6.0 ❑ ❑ • ❑ degrees Celsius)? Is the facility sampling performed as required by the permit (frequency, sampling type • El El El representative)? Comment: The permit requires grab samples for all required parameters. Laboratory Are field parameters performed by certified personnel or laboratory? Are all other parameters(excluding field parameters) performed by a certified lab? # Is the facility using a contract lab? # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? Incubator (Fecal Coliform) set to 44.5 degrees Celsius+/- 0.2 degrees? Incubator (BOD) set to 20.0 degrees Celsius +/- 1.0 degrees? Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ ❑ ❑ • ❑ Comment: Lincoln County WTP (certification #5025) perform sampling for chlorine and pH. RA Labs (Turbidity and TSS) and ETS Labs (Toxicity and metals) have also been contracted. Chlorine standards, need to be verified annually (in addition to the Chlorine curve) 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: De -chlorination Yes No NA NE Type of system ? Liquid Is the feed ratio proportional to chlorine amount (1 to 1)? El ❑ ❑ • Is storage appropriate for cylinders? • ❑ ❑ ❑ # Is de -chlorination substance stored away from chlorine containers? ❑ ❑ • ❑ Are the tablets the proper size and type? ❑ ❑ • ❑ Page# 4 Permit: NC0084573 Inspection Date: 10/14/2021 Owner - Facility: Lincoln County WTP Inspection Type: Compliance Evaluation De -chlorination Yes No NA NE Comment: Liquid sodium thiosulfate is used for dechlorination• stored within new building used for sludge management Are tablet de -chlorinators operational? El El • El Number of tubes in use? Comment: Flow Measurement - Effluent Yes No NA NE # Is flow meter used for reporting? • El El El Is flow meter calibrated annually? • El El El Is the flow meter operational? • El El El (If units are separated) Does the chart recorder match the flow meter? ❑ El • ❑ Comment: The flow meter was last calibrated on January 7, 2021 by Wright Instruments. 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: At the time of the inspection the effluent appeared clear. Solids Handling Equipment Is the equipment operational? Is the chemical feed equipment operational? Is storage adequate? Is the site free of high level of solids in filtrate from filter presses or vacuum filters? Is the site free of sludge buildup on belts and/or rollers of filter press? Is the site free of excessive moisture in belt filter press sludge cake? The facility has an approved sludge management plan? Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ ❑ ❑ • ❑ Yes No NA NE • ❑ ❑ ❑ ▪ ❑ ❑ ❑ • ❑ ❑ ❑ ▪ El El El • ❑ ❑ ❑ Comment: sludge dewatering system (polymer addition, screw presses, screw conveyers, sludge handling building and a truck loading bay). Page# 5