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Home My WebLink AboutNC0024538_Compliance Evaluation Inspection_20171204Water Resources ENVIRONMENI AL LIVALIVY December 4, 2017 Mr. David Hux Asst. Utilities Director - Operations Town of Shelby P.O. Box 207 Shelby, NC 28151 ROY COOPER Governor MICHAEL S REGAN Secretary LINDA CULPEPPER Interim Director RECEIVED/DENR/DWR DEC 12 2017 Water Resources Permitting Section Subject: Compliance Inspection City of Shelby/First Broad River WWTP NPDES Permit No. NCO024538 Cleveland County Dear Mr. Hux: Enclosed is a copy of the Compliance Sampling Inspection for the inspection conducted at the subject facility on November 29, 2017, by Ori Tuvia,Maria Schutte, and Roberto Scheller. Sibyl Brotherton's and Jordan Jackson'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 Unit MRO Files Sincerely, Ori Tuvia, Environmental Engineer Mooresville Regional Office Division of Water Resources, DEQ Mooresville Regional Office I nnAtinn mo Fact rpntw Ava gmfa 4(11 MnnrAQvd1A N(` N119 United States Environmental Protection Agency Form Approved EPA Washington, D C 20460 OMB No 2040-0057 Water Compliance Inspection Report Approval expires B-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 1 3 I NCO024538 I11 12 17/11/2917 18 I r. I 19 1 G 1 20 2111111 11111111 11 11 1 11 1111 1 1 11111 1111111 11 I 1166 Reserved Inspection Work Days Facility Self -Monitoring Evaluation Rating 131 QA —Reserved- 6772 — 73 174 75 1 1 1 1 1 80 67 20 70 71 IL Section B. FacilityData 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 00AM 17/11/29 13/12/01 First Broad River WWTP Exit Time/Date Permit Expiration Date 1940 S Lafayette St 01 30P 17/11/29 18/08/31 Shelby NC 28152 Name(s) of Onsite Representahve(s)lritles(s)/Phone and Fax Number(s) Other Facility Data /// Jordan Jackson/Coordinator PretreatmenU/ Sibyl Canape Brotherton/ORC/704484-6850/ Name, Address of Responsible Ofricialf itle/Phone and Fax Number Contacted David W Hux,PO Box 207 Shelby NC 281510207/Asst Utilities Director/704484-6840/ No Section C Areas Evaluated During Inspection (Check only those areas evaluated) Permit 0 Flow Measurement Operations & Maintenance Records/Reports Self-Monitonng Program 0 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 Mana Schutte _ _ Division of Water Quality//704-663-16991 Roberto Scheller —�� MRO WQ//252-946-6481/ t !!! e On A Tuvia MRO WQ//704-663-1699/ f Signature of Management Q A vi r 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 Page# NPDES yr/mo/day Inspection Type 31 NCO024538 111 12 17/11/29 17 18 ICI Section D Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Additional Inspectors Tim Heim And Mikal Wilmer from the Asheville Regional Office Page# Permit NCO024538 Owner -Facility First Broad River WWTP Inspection Date 11/29/2017 Inspection Type Compliance Evaluatwn Permit Yes No NA NE (If the present permit expires in 6 months or less) Has the permittee submitted a new ❑ ❑ 0 ❑ application? M ❑ ❑ ❑ 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 8/31/2018 of July 2016 through September 2017 The facility has an authorization to construct for a new influent screening and pump station as well a digester Record Keeping Yes No NA NE Are records kept and maintained as required by the permit? M ❑ ❑ ❑ Is all required information readily available, complete and current? M ❑ ❑ ❑ Are all records maintained for 3 years (lab reg required 5 years)? M ❑ ❑ ❑ Are analytical results consistent with data reported on DMRs? M ❑ ❑ ❑ Is the chain -of -custody complete? ❑ ❑ ❑ ❑ Dates, times and location of sampling Bench sheets, COCl. ORC visitation logs and calibration logs were reviewed for the period 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? 0 ❑ ❑ ❑ Has the facility submitted its annual compliance report to users and DWQ? M ❑ ❑ ❑ (If the facility is = or > 5 MGD permitted flow) Do they operate 24/7 with a certified operator ❑ ❑ 0 ❑ on each shift? Is the ORC visitation log available and current? M ❑ ❑ ❑ Is the ORC certified at grade equal to or higher than the facility classification? 0 ❑ ❑ ❑ Is the backup operator certified at one grade less or greater than the facility classification? 0 ❑ ❑ ❑ 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? M ❑ ❑ ❑ Comment The records reviewed during the inspection were organized and well maintained. DMRs. Bench sheets, COCl. ORC visitation logs and calibration logs were reviewed for the period of July 2016 through September 2017 Page# 3 Permit NCO024538 Owner -Facility First Broad River WWTP Inspection Date 11/29/2017 Inspection Type Compliance Evaluation Yes No NA NE # Is composite sampling flow proportional? M ❑ Laboratory Yes No NA NE Are field parameters performed by certified personnel or laboratory? M ❑ ❑ ❑ 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? ❑ ❑ ❑ N Incubator (BOD) set to 20 0 degrees Celsius +/-1 0 degrees? ❑ ❑ ❑ M Comment Influent and effluent analvses are performed under the Cltv_'s laboratory certification #238 Shealy Environmental Services, Inc (LTMR low level mercury, metals, total nitrogen, total phosphorus) and Mentech, 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 Samplinq Yes No NA NE # Is composite sampling flow proportional? M ❑ ❑ ❑ Is sample collected above side streams? 0 ❑ ❑ ❑ Is proper volume collected? M ❑ ❑ ❑ Is the tubing clean? ,M ❑ ❑ ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6 0 degrees 0 ❑ ❑ ❑ Celsius)? Is sampling performed according to the perml? ❑ ❑ ❑ Comment: The subject permit requires influent BOD and TSS composite samples Sampler aliquot verifications are performed and documented At the time of the inspection the influent sampler aliquot was 190 m I Effluent Sampling Is composite sampling flow proportional? Is sample collected below all treatment unns? Is proper volume collected? Is the tubing clean? # Is proper temperature set for sample sto-age (kept at less than or equal to 6 0 degrees Celsius)? Is the facility sampling performed as required by the permit (frequency, sampling type representative)? Yes No NA NE M ❑ ❑ ❑ M ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ M ❑ ❑ ❑ Comment The subject permit requires composite and grab effluent samples Sampler aliquot verifications are performed and documented At the time of the inspection the effluent sampler aliquot was 225 ml Page# 4 Permit NCO024538 Owner -Facility First Broad River WWTP Inspection Date 11/28/2017 Inspection Type Compliance Evaluation Effluent Sampling Yes No NA NE Upstream / Downstream Sampling Yes No NA NE Is the facility sampling performed as required by the permit (frequency, sampling type, and ❑ ❑ ❑ 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 0 ❑ ❑ ❑ Solids, pH, DO, Sludge Judge, and other that are applicable? Comment. The facility appeared to be Properly operated and well maintained The ORC and staff incorporate a comprehensive process control program with all measurements being properly documented and maintained on-site. A SCADA system is used to assist the wastewater staff in the operation of the treatment units/processes including alarm conditions Flow Measurement - Influent Yes No NA NE # Is flow meter used for reporting? ❑ N ❑ ❑ Is flow meter calibrated annually? 0 ❑ ❑ ❑ Is the flow meter operational? N ❑ ❑ ❑ (If units are separated) Does the chart recorder match the flow meter? ❑ ❑ 0 ❑ Comment The flow meter it calibrated annually and was last calibrated on 3/24/2017 by Ken Nash ❑ ❑ Company, Inc Is disposal of screening in compliance? ❑ ❑ Bar Screens Yes No NA NE Type of bar screen a Manual b Mechanical Are the bars adequately screening debris? 0 ❑ ❑ ❑ Is the screen free of excessive debris? N ❑ ❑ ❑ Is disposal of screening in compliance? ❑ ❑ ❑ Is the unit in good condition? ❑ ❑ ❑ Comment Mechanical bar screens with back up Manual Screen Grit Removal Yes No NA NE Type of grit removal Page# 5 Permit NC0024538 Inspection Date 11/29/2017 Owner -Facility First Broad River wWTP Inspection Type Compliance Evaluation Is the pump wet well free of bypass Innes or structures? N ❑ Grit Removal Yes No NA NE a.Manual ❑ ❑ ❑ ❑ b Mechanical 0 ❑ ❑ ❑ Is the grit free of excessive organic matter? 0 ❑ ❑ ❑ Is the grit free of excessive odor? 0 ❑ ❑ ❑ # Is disposal of grit In compliance? E ❑ ❑ ❑ Comment Screenings and grit are disposed at an approved landfill. ❑ ❑ N Pump Station - Influent Yes No NA NE Is the pump wet well free of bypass Innes or structures? N ❑ ❑ ❑ Is the wet well free of excessive grease? N ❑ ❑ ❑ Are all pumps present? 0 ❑ ❑ ❑ Are all pumps operable? N ❑ ❑ ❑ Are float controls operable? ❑ ❑ ❑ S Is SCADA telemetry available and operational? 0 ❑ ❑ ❑ Is audible and visual alarm available and operational? ❑ ❑ ❑ N Comment* Primary 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? E ❑ ❑ ❑ Is the site free of weir blockage? E ❑ ❑ ❑ Is the site free of evidence of short-circuiting? 0 ❑ ❑ ❑ Is scum removal adequate? E ❑ ❑ ❑ Is the site free of excessive floating sludge? 0 ❑ ❑ ❑ Is the drive unit operational? 0 ❑ ❑ ❑ Is the sludge blanket level acceptable? N ❑ ❑ ❑ Is the sludge blanket level acceptable? (Approximately % of the sidewall depth) 0 ❑ ❑ ❑ Comment Both pnmaries were operational: however, only one was used In the time of the Inspection Aeration Basins Yes No NA NE Mode of operation Type of aeration system Diffused Page# 6 Permit NCO024538 Owner -Facility First Broad River WVVTP Is the clarifier free of black and odorous wastewater? 0 ❑ Inspection Date 11/29/2017 Inspection Type Compliance Evaluation Is the site free of excessive buildup of solids in center well of circular clarifier? N ❑ Aeration Basins Yes No NA NE Is the basin free of dead spots? N ❑ ❑ ❑ Are surface aerators and mixers operational? ❑ ❑ M ❑ Are the diffusers operational? 0 ❑ ❑ ❑ Is the foam the proper color for the treatment process? M ❑ ❑ ❑ Does the foam cover less than 25% of the basin's surface? M ❑ ❑ ❑ Is the DO level acceptable? N ❑ ❑ ❑ Is the DO level acceptable?(1 0 to 3 0 mg/1) N ❑ ❑ ❑ Comment- Three aeration trains, two in operation. 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? N ❑ ❑ ❑ Are weirs level? M ❑ ❑ ❑ Is the site free of weir blockage? ❑ ❑ ❑ Is the site free of evidence of short-circuiting? ❑ ❑ ❑ Is scum removal adequate? M ❑ ❑ ❑ Is the site free of excessive floating sludge? M ❑ ❑ ❑ Is the drive unit operational? 0 ❑ ❑ ❑ Is the return rate acceptable (low turbulence)? N ❑ ❑ ❑ Is the overflow clear of excessive solids/pin floc? 0 ❑ ❑ ❑ Is the sludge blanket level acceptable? (Approximately % of the sidewall depth) N ❑ ❑ ❑ Comment All four secondaries were operational, however, only three were In service. Pumps -RAS -WAS Yes No NA NE Are pumps In place? N ❑ ❑ ❑ Are pumps operational? N ❑ ❑ ❑ Are there adequate spare parts and supplies on site? ❑ ❑ ❑ M Comment. Disinfection -Gas Yes No NA NE Are cylinders secured adequately? ❑ ❑ ❑ Are cylinders protected from direct sunlight? ❑ ❑ ❑ Is there adequate reserve supply of disinfectant? ❑ ❑ ❑ Page# 7 Permit NCO024538 Owner -Facility First Broad River WWTP Inspection Date 11/29/2017 Inspection Type Compliance Evaluation Yes No NA NE Type of system ? Gas ❑ Disinfection -Gas Yes No NA NE Is the level of chlorine residual acceptable? 0 ❑ ❑ ❑ Is the co-itact chamber free of growth, or sludge buildup? -0 E ❑ ❑ ❑ Is there chlorine residual prior to de-chlonnation? 0 ❑ ❑ ❑ Does the Stationary Source have more than 2500 lbs of Chlorine (CAS No 7782-50-5)? N ❑ ❑ ❑ If yes, then is there a Risk Management Plan on site? 0 ❑ ❑ ❑ If yes, then what is the EPA twelve digit ID Number? (1000-_-_) 1000-0010-0927 If yes, then when was the RMP last updated? Comment* De -chlorination Yes No NA NE Type of system ? Gas ❑ ❑ ❑ Is the feed ratio proportional to chlorine amount (1 to 1)? N ❑ ❑ ❑ Is storage appropriate for cylinders? E ❑ ❑ ❑ # Is de-chlonnation substance stored away from chlorine containers? ❑ 01111 0 ❑ Are the tablets the proper size and type? ❑ ❑ 0 ❑ Comment: Stored in the same building. Are tablet de -chlorinators operational? ❑ ❑ E ❑ Number of tubes in use? Comment Flow Measurement - Effluent Yes No NA NE # Is flow meter used for reporting? 0 ❑ ❑ ❑ Is flow meter calibrated annually? 0 ❑ ❑ ❑ Is the flow meter operational? E ❑ ❑ ❑ (If units are separated) Does the chart recorder match the flow meted ❑ ❑ 0 ❑ Comment: The flow meter is calibrated annually and was last calibrated on 3/24/2017 by Ken Nash Company, Inc Effluent Pipe Yes No NA NE fs right of way to the outfall properly maintained? 0 ❑ ❑ ❑ Are the receiving water free of foam other than trace amounts and other debris? N ❑ ❑ ❑ If effluent (diffuser pipes are required) are they operating properly? ❑ ❑ 0 ❑ -Comment The effluent appeared clear with no floatable solids or foam The receiving stream did not appear to be negatively impacted Page# 8 Comment Waste activated sludae is thickened (via two aravitv thickeners) prior to being combined with the primary sludge in the aerated sludge holding tank Both belt presses were operational, , Dewatered solids are composted and distributed to the public under the authority of Permit No W00007780 Permit N00024538 Owner - Facility First Broad River WWTP Standby Power Yes No NA NE Is automatically activated standby power available? Inspection Date 11/29/2017 Inspection Type Compliance Evaluation ❑ ❑ Is the generator tested by interrupting primary power source? Effluent Pipe Yes No NA NE Solids Handling Eauipment Yes No NA NE Is the equipment operational? N ❑ ❑ ❑ Is the chemical feed equipment operational? 0 ❑ ❑ ❑ Is storage adequate? M ❑ ❑ ❑ 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? E ❑ ❑ ❑ Comment Waste activated sludae is thickened (via two aravitv thickeners) prior to being combined with the primary sludge in the aerated sludge holding tank Both belt presses were operational, Dewatered solids are composted and distributed to the public under the authority of Permit No W00007780 Standby Power Yes No NA NE Is automatically activated standby power available? 0 ❑ ❑ ❑ Is the generator tested by interrupting primary power source? 0 ❑ ❑ ❑ Is the generator tested under load? 0 ❑ ❑ ❑ Was generator tested & operational during the inspection? ❑ ❑ ❑ M Do the generator(s) have adequate capacity to operate the entire wastewater site? 0 ❑ ❑ ❑ Is there an emergency agreement with a fuel vendor for extended run on back-up power? 0 ❑ ❑ ❑ Is the generator fuel level monitored? M ❑ ❑ ❑ Comment Both backup generators are tested under load annually (minimum) and serviced by a contract company (CAT) quarterly The facility also participates in a peak shaving program Page# 9 -