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Home My WebLink AboutNC0006033_Compliance Evaluation Inspection_20220321ROY COOPER Governor ELIZABETH 5. 3ISER Secretary RICHARD E. ROGERS, JR. btrectar NORTH CAROLINA Miiriironm. ntar Qrsoltty March 21, 2022 Ms. Stephanie Scheringer, Division Manager Two Rivers Utilities P.O. Box 1748 Gastonia, NC 28053 Subject: Compliance Evaluation Inspection Eagle Road WWTP NPDES Permit No. NC0006033 Gaston County Dear Ms. Scheringer: Enclosed is a copy of the Compliance Evaluation Inspection for the inspection conducted at the subject facility on March 15, 2022, by Ori Tuvia and Maria Schutte. David Shellenbarger's, and Doug Barker'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, please do not hesitate to contact Ori Tuvia at (704) 235-2190, or at ori.tuvia@ncdenr.gov. cc: NPDES, MRO files (Laserfiche) NORTH CAROLINA oay,ro�em or Environmentalw.i Sincerely, DocuSigned by: L46twH N ut4 F161 FB69A2D84A3... for W. Corey Basinger Regional Supervisor Mooresville Regional Office Division of Water Resources North Carolina Department of Environmental Quality I Division of Water Resources Mooresville Regional Office 1601 East Center Avenue, Suite 301 I Mooresville, NC 28115 704.663.1699 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 L NPDES yr/mo/day Inspection Type Inspector Fac 3 I NC0006033 111 121 22/03/15 117 1810I 191S I 2011 Type 21IIIIII IIIIIIIIIIIIIIIIII I IIIIII IIIIIIIIIII P6 Inspection 67I1.0 Work Days Facility Self -Monitoring I 70I4 Evaluation Rating I 71IN B1 I 72 QA I N I 731 1 I I Reserved 74 751 1 I I I I I I 180 l Section B: Facility Data Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include POTW name and NPDES Hermit Number) Eagle Road WWTP 661 Eagle Rd Belmont NC 28012 Entry Time/Date 02:10PM 22/03/15 Permit Effective Date 22/02/01 Exit Time/Date 02:45PM 22/03/15 Permit Expiration Date 27/01/31 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) /// Douglas Edward Barker/ORC/704-922-4086/ Other Facility Data Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Hubert Harold Hampton,2226 Old Hickory Grove Rd Mount Holly NC 281209694//704-825-6593/ 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 Signature(s) Maria Schutte of Inspector(s) Agency/Office/Phone and Fax Numbers Date c—DocuSigned by: DWR/Division of Water Quality/704-663-1699/ 3/18/2022 OriATuvia �C---i DWR/MRO WQ/704-663-1699/ BB057A2DE017498... Signature of ManfrR@r1tsQ"A`Ik6Viewer Andrew Pitneyy Agency/Office/Phone and Fax Numbers Date 4 H 44151IVR/MRO WQ/704-663-1699 Ext.2180/ 3.21.22 F161FB69A2D84A3... EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page# 1 NPDES yr/mo/day 31 NC0006033 111 121 22/03/15 I17 Inspection Type 18 [j 1 Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Page# 2 Permit: NC0006033 Inspection Date: 03/15/2022 Owner - Facility: Eagle Road WWTP 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 1/31/2027 Record Keeping 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? Is a copy of the current NPDES permit available on site? Facility has copy of previous year's Annual Report on file for review? Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • • ❑ ❑ ❑ ❑ ❑ • ❑ ▪ ❑ ❑ ❑ • ❑ ❑ ❑ Comment: The records reviewed during the inspection were organized and well maintained. DMRs, COCs, ORC visitations logs, bench sheets, and calibration logs were reviewed up to October 2021. Page# 3 Permit: NC0006033 Inspection Date: 03/15/2022 Owner - Facility: Eagle Road WWTP Inspection Type: Compliance Evaluation 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: Influent and effluent analyses (including field) are performed under the City's Crowders Creek Laboratory Certification #210. Pace (Hardness and pollutant scan) and Meritech, Inc. (toxicity) have also been contracted to provide analytical support. The laboratory instrumentation used for field analyses appeared to be properly calibrated/verified and documented Influent Sampling # Is composite sampling flow proportional? Is sample collected above side streams? 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 sampling performed according to the permit? Comment: The subject permit requires composite influent BOD and TSS samples. Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Effluent Sampling Yes No NA NE Is composite sampling flow proportional? • ❑ ❑ ❑ Is sample collected below all treatment units? • ❑ ❑ ❑ Is proper volume collected? • ❑ El ❑ Is the tubing clean? • El El El # Is proper temperature set for sample storage (kept at less than or equal to 6.0 • El El El degrees Celsius)? Is the facility sampling performed as required by the permit (frequency, sampling type • El El El representative)? Comment: The subject permit requires both composite and grab effluent samples. Upstream / Downstream Sampling Yes No NA NE Is the facility sampling performed as required by the permit (frequency, sampling type, ❑ El El and sampling location)? Page# 4 Permit: NC0006033 Inspection Date: 03/15/2022 Owner - Facility: Eagle Road WWTP Inspection Type: Compliance Evaluation Upstream / Downstream Sampling Yes No NA NE 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 ME ❑ ❑ Solids, pH, DO, Sludge Judge, and other that are applicable? Comment: At the time of the inspection the facility appeared to be properly operated and well maintained. The operations staff incorporate a comprehensive process control program with all measurements being properly documented and maintained on -site. Bar Screens 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: Flow Measurement - Influent # Is flow meter used for reporting? Is flow meter calibrated annually? Is the flow meter operational? (If units are separated) Does the chart recorder match the flow meter? Comment: Comment: The flow meter was last calibrated/verified by Expert Services on 12/20/2021. Yes No NA NE • • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ MODE Yes No NA NE ❑ • ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ ❑ ❑ • ❑ Aeration Basins Yes No NA NE Mode of operation Ext. Air Type of aeration system Surface 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? • ❑ ❑ ❑ Page# 5 Permit: NC0006033 Inspection Date: 03/15/2022 Owner - Facility: Eagle Road WWTP Inspection Type: Compliance Evaluation Aeration Basins Yes No NA NE 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: The aeration basin is equipped with four floating aerators (all operational) and avcurtain baffle. Sodium hydroxide is added on an as -needed basis to maintain appropriate pH/alkalinity levels. Nutrient Removal Yes No NA NE # Is total nitrogen removal required? • ❑ ❑ ❑ # Is total phosphorous removal required? • ❑ ❑ ❑ Type Chemical # Is chemical feed required to sustain process? • ❑ El El Is nutrient removal process operating properly? • El El El Comment: Aluminum chlorohydrate is used to chemically reduce total phosphorus levels. Secondary Clarifier Yes No NA NE Is the clarifier free of black and odorous wastewater? • El El El Is the site free of excessive buildup of solids in center well of circular clarifier? • ❑ ❑ ❑ Are weirs level? • El El El Is the site free of weir blockage? ■ El El El Is the site free of evidence of short-circuiting? • ❑ ❑ ❑ Is scum removal adequate? • ❑ ❑ ❑ Is the site free of excessive floating sludge? ■ El El El Is the drive unit operational? • El El El Is the return rate acceptable (low turbulence)? • ❑ ❑ ❑ Is the overflow clear of excessive solids/pin floc? • ❑ ❑ ❑ Is the sludge blanket level acceptable? (Approximately'/4 of the sidewall depth) ■ El El El Comment: Both secondary clarifiers are operational; however, only one was in operation due to low influent flows. Pumps-RAS-WAS Are pumps in place? Are pumps operational? Are there adequate spare parts and supplies on site? Yes No NA NE Page# 6 Permit: NC0006033 Inspection Date: 03/15/2022 Owner - Facility: Eagle Road WWTP Inspection Type: Compliance Evaluation Pumps-RAS-WAS Yes No NA NE Comment: Disinfection -Liquid Is there adequate reserve supply of disinfectant? (Sodium Hypochlorite) Is pump feed system operational? Is bulk storage tank containment area adequate? (free of leaks/open drains) 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? Comment: Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ De -chlorination Yes No NA NE Type of system ? Liquid Is the feed ratio proportional to chlorine amount (1 to 1)? • ❑ ❑ ❑ Is storage appropriate for cylinders? • ❑ ❑ ❑ # Is de -chlorination substance stored away from chlorine containers? ❑ ❑ • ❑ Comment: Are the tablets the proper size and type? ❑ ❑ ■ ❑ Are tablet de -chlorinators operational? ❑ ❑ ■ ❑ Number of tubes in use? Comment: Flow Measurement - Effluent # Is flow meter used for reporting? Is flow meter calibrated annually? Is the flow meter operational? (If units are separated) Does the chart recorder match the flow meter? Comment: Comment: The flow meter was last calibrated/verified by Expert Services on 12/20/2021. 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? Yes No NA NE • ❑ ❑ ❑ Yes No NA NE Page# 7 Permit: NC0006033 Inspection Date: 03/15/2022 Owner - Facility: Eagle Road WWTP Inspection Type: Compliance Evaluation Effluent Pipe If effluent (diffuser pipes are required) are they operating properly? Comment: The effluent appeared clear with no floatable solids or foam 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? Yes No NA NE • ❑ • ❑ Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Comment: Digested bio-solids are land applied under the authority of Permit No. WQ0001793 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: The facility is equipped with two standby generators Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Page# 8