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Home My WebLink AboutNC0024244_Compliance Evaluation Inspection_20180227r Water Resources Environmental Quality 27 February 2018 Mr. Michael Ferris, City Manager City of Albemarle Post Office Box 190 Albemarle, North Carolina 28002-0190 SUBJECT: Compliance Evaluation Inspection Long Creek WWTP NPDES Permit NCO024244 Stanly County, NC Dear Mr. Ferris: ROY COOPER Governor MICHAEL S. REGAN Secretary LINDA CULPEPPER Interim Director RECEIVEDIDENR/DVVR MAR 0 6 2018 Water Resources n Permitting On February 22, 2018, Roberto Scheller of this Office conducted a compliance inspection at the subject facility. This inspection was conducted as a Compliance Evaluation Inspection (CEI) to insure compliance with permit requirements and conditions. At the time of inspection, the facility appeared to be well maintained and operated. We wish to thank you and the operating staff for assistance regarding this inspection. The enclosed report should be self-explanatory; however, should you have any questions, please do not hesitate to contact myself or Roberto Scheller at (704) 235-2204 or roberto. scheller@ncdenr. gov Sincerely, W. Corey Basinger, Regional Supervisor Water Quality Regional Operations Section Division of Water Resources, NCDEQ Enclosed cc: Brandon Plyler - ORC, email: bplyler@albemarlenc.gov Wastewater Branch File <-':-- `Nothing Compares ------ State of North Carolina I Environmental Quality 1611 Mail Service Center I Raleigh, North Carolina 27699-1611 919-707-9000 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 15 1 3 I NC0024244 111 121 16/02/22 117 18 [C I 19 1 s I 201 I 21111111 11111111111 111 1111 1 111111 11111111111 166 Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 QA -----Reserved-------- 67 70 71 L] 72 I ti I 73 I I 174 7511 1 1 1 1 1 1 180 LJ LJ I I I 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) 10 23AM 18/02/22 13/01/01 Long Creek WWTP Exit Time/Date Permit Expiration Date 1040 Coble Ave Extension Albemarle NC 28002 12 20PM 18/02/22 14/02/28 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) Other Facility Data Brandon Wesley Plyler/ORC/704-984-9630/ Name, Address of Responsible Official/Tifle/Phone and Fax Number Contacted Michael Ferris, 190 PO Box Albemarle NC 28002/C4 No Managerf704-984-9410/7049849406 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 oberto Scheller MRO WQ//252-946-6481/ Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers Date W Corey Basinger MRO WQ//704-235-2194/ EPA For 3560-3 (Rev 9-94) Previowkeditions are obsolete Page# 1 NPDES yr/mo/day Inspection Type 31 NCO024244 111 121 18/02/22 1 17 18 IC I Section D Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Page# Permit NCO024244 Owner - Facility Long Creek WWTP Inspection Date 02/22/2018 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 M ❑ ❑ ❑ application? 0 ❑ ❑ ❑ Is the facility as described In the permit? M ❑ ❑ ❑ # Are there any special conditions for the permit? M ❑ ❑ ❑ Is access to the plant site restricted to the general public? 0 ❑ ❑ ❑ Is the Inspector granted access to all areas for Inspection? 0 ❑ ❑ ❑ Comment Permit expired February 28, 2014 with draft permit sent out for review 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 DM Rs? M ❑ ❑ ❑ Is the chain -of -custody complete? M ❑ ❑ ❑ Dates, times and location of sampling and conducts field analyses under certification #5648 All other analyses are performed by Name of Individual performing the sampling Statesville Analytical Inc , ETS Inc, Environmental 1 Results of analysis and calibration Dates of analysis Name of person performing analyses Transported COCs Are DMRs complete do they Include all permit parameters? M ❑ ❑ ❑ 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? 0 ❑ ❑ ❑ Is the ORC certified at grade equal to or higher than the facility classification? M ❑ ❑ ❑ Is the backup operator certified at one grade less or greater than the facility classification? M ❑ ❑ ❑ 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 Records were current and available for review Facility has in house lab for process control and conducts field analyses under certification #5648 All other analyses are performed by Statesville Analytical Inc , ETS Inc, Environmental 1 Operations $ Maintenance Yes No NA NE Page# 3 Permit NCO024244 Owner - Facility Long Creek WWTP Inspection Date- 02/22/2018 Inspection Type Compliance Evaluation Operations & Maintenance Yes No NA NE Is the plant generally clean with acceptable housekeeping? N ❑ ❑ ❑ Does the facility analyze process control parameters, for ex MLSS, MCRT, Settleable 0 ❑ ❑ ❑ Solids, pH, DO, Sludge Judge, and other that are applicable? Comment Treatment processes appeared to be well operated Bar Screens Yes No NA NE Type of bar screen 0 ❑ ❑ ❑ a Manual ❑ ❑ ❑ ❑ b Mechanical E ❑ ❑ ❑ Are the bars adequately screening debris? 0 ❑ ❑ ❑ Is the screen free of excessive debris? 0 ❑ ❑ ❑ Is disposal of screening In compliance? N ❑ ❑ ❑ Is the unit In good condition? 0 ❑ ❑ ❑ Comment Facilty Is fitted with mechanical and manual by-pass bar screens Grit Removal Yes No NA NE Type of grit removal 0 ❑ ❑ ❑ a Manual ❑ ❑ ❑ ❑ b Mechanical N ❑ ❑ ❑ Is the grit free of excessive organic matter? E ❑ ❑ ❑ Is the grit free of excessive odor? N ❑ ❑ ❑ # Is disposal of grit In compliance? 0 ❑ ❑ ❑ Comment Grit removal appeared to be operating properly at time of Inspection E ❑ ❑ ❑ Influent Sampling Yes No NA NE # Is composite sampling flow proportional? 0 ❑ ❑ ❑ Is sample collected above side streams? E ❑ ❑ ❑ Is proper volume collected? ° N ❑ ❑ ❑ Is the tubing clean? E ❑ ❑ ❑ # 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? E ❑ ❑ ❑ Comment Influent samples collected at headworks of treatment plant Influent sampler was noted at 3 degrees Celsius at time of Inspection Page# 4 N Permit NCO024244 Inspection Date 02/22/2018 Pump Station - Influent Is the pump wet well free of bypass lines or structures? Is the wet well free of excessive grease? Are all pumps present? Are all pumps operable? Are float controls operable? Is SCADA telemetry available and operational? Is audible and visual alarm available and operational? Owner - Facility Long Creek WJVTP Inspection Type Compliance Evaluation Yes No NA NE ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ 1:11:1 E ❑ 1:11:1 ❑ ❑ ❑ N ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ Comment Influent Is pumped over to aeration basins by use of Influent screw pumps One of the four screw pumps did not appera to be In good condition but was reported as operational Aeration Basins Mode of operation Type of aeration system 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? 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/1) Yes No NA NE Ext Air Surface ❑ ❑ E ❑ N ❑ ❑ ❑ ❑ ❑ ■ ❑ E ❑ ❑ ❑ N ❑ ❑ ❑ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ Comment Aeration basins have the ability to step feed Influent It was noted that 2 of the 4 aeration basins had white foam on the surface as If basins were In start-up Secondary Clarifier Is the clarifier free of black and odorous wastewater? Is the site free of excessive buildup of solids in center well of circular clarifier? Are weirs level? Is the site free of weir blockage? Is the site free of evidence of short-circuiting? Is scum removal adequate? Is the site free of excessive floating sludge? Is the drive unit operational? Is the return rate acceptable (low turbulence)? Is the overflow clear of excessive solids/pin floc? Yes No NA NE ■ ❑ ❑ ❑ ■ ❑ 1:11:1 E ❑ ❑ ❑ N ❑ ❑ ❑ ■ ❑ ❑ ❑ E ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ N ❑ 1:113 E ❑ ❑ ❑ Page# 5 Permit NCO024244 Owner -Facility Long Creek VVNTP Inspection Date 02/22/2018 Inspection Type Compliance Evaluation Secondary Clarifier Yes No NA NE Is the sludge blanket level acceptable? (Approximately % of the sidewall depth) 0 ❑ ❑ ❑ Comment Secondary clarifiers appeared to be In qood operational condition During Inspection It was noted that weirs on secondary clarifiers were exceptionally clean Yes No NA NE Type of operation Cross flow ❑ ❑ Pumps -RAS -WAS Yes No NA NE Are pumps in place? 0 ❑ ❑ ❑ Are pumps operational? 0 ❑ ❑ ❑ Are there adequate spare parts and supplies on site? ❑ ❑ ❑ 0 Comment Filtration (High Rate Tertiary) Yes No NA NE Type of operation Cross flow ❑ ❑ Is the filter media present? N ❑ ❑ ❑ Is the filter surface free of clogging? E ❑ ❑ ❑ Is the filter free of growth? N ❑ ❑ ❑ Is the air scour operational? ❑ ❑ ❑ E Is the scouring acceptable? 0 ❑ ❑ ❑ Is the clear well free of excessive solids and filter media? ❑ ❑ E ❑ Comment Review of Total Suspended Solids (TSS) data reported on DMR's for the year 2017, Indicated that TSS Is unusually high for this facility It Is therefore recommended that tertiary filters be Inspected for damage and repaired as necessary It was noted at time of Inspection that new replacement filter material has been received at VWVfP Disinfection -Gas Yes No NA NE Are cylinders secured adequately? 0 ❑ ❑ ❑ Are cylinders protected from direct sunlight? E ❑ ❑ ❑ Is there adequate reserve supply of disinfectant? N ❑ ❑ ❑ Is the level of chlorine residual acceptable? E ❑ ❑ ❑ Is the contact chamber free of growth, or sludge buildup? 0 ❑ ❑ ❑ Is there chlorine residual prior to de -chlorination? ❑ ❑ ❑ E Does the Stationary Source have more than 2500 lbs of Chlorine (CAS No 7782-50-5)? ❑ ❑ ❑ If yes, then is there a Risk Management Plan on site? ❑ ❑ ❑ If yes, then what is the EPA twelve digit ID Number? (1000-_-____) 1000-0012-3092 If yes, then when was the RMP last updated? 10/14/2013 Comment Page# 6 M Permit NC0024244 Owner -Facility Long Creek WWTP Is there adequate drying bed space? ❑ ❑ Inspection Date 02/22/2018 Inspection Type Compliance Evaluation Is the sludge distribution on drying beds appropriate? ❑ ❑ Disinfection -Gas Yes No NA NE De -chlorination Yes No NA NE Type of system ? Liquid ❑ # Is the site free of dry sludge remaining in beds? ❑ Is the feed ratio proportional to chlorine amount (1 to 1)? ❑ ❑ ❑ M Is storage appropriate for cylinders? ❑ ❑ 0 ❑ # Is de -chlorination substance stored away from chlorine containers? 0 ❑ ❑ ❑ Are the tablets the proper size and type? ❑ ❑ M ❑ Comment Facility is using Sodium Bisulfite for dechlorination Are tablet de -chlorinators operational? ❑ ❑ M ❑ Number of tubes In use? Comment Drying Beds Yes No NA NE Is there adequate drying bed space? ❑ ❑ 0 ❑ Is the sludge distribution on drying beds appropriate? ❑ ❑ M ❑ Are the drying beds free of vegetation? M ❑ ❑ ❑ # Is the site free of dry sludge remaining in beds? ❑ ❑ ❑ ❑ Is the site free of stockpiled sludge? 0 ❑ ❑ ❑ Is the filtrate from sludge drying beds returned to the front of the plant? 0 ❑ ❑ ❑ # Is the sludge disposed of through county landfill? ❑ ❑ ❑ ❑ # Is the sludge land applied? ❑ ❑ M ❑ (Vacuum filters) Is polymer mixing adequate? ❑ ❑ M ❑ Comment Drying beds are being used to dry alum sludge from water treatment plant Standby Power Yes No NA NE Is automatically activated standby power available? ❑ ❑ ❑ Is the generator tested by Interrupting primary power source? ❑ ❑ ❑ Is the generator tested under load? M ❑ ❑ ❑ Was generator tested & operational during the Inspection? ❑ 0 ❑ ❑ 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? 0 ❑ ❑ ❑ Comment Generators are maintained by Kraft Power Equipment Page# 7 Permit NCO024244 inspection Date 02/22/2018 Standby Power Owner - Facility Long Creek WWTP Inspection Type Compliance Evaluation Effluent Sampling 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 representative)? Comment It was noted at time of Inspection that effluent sampler was 1 degree Celsius 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 Flow meter was last calibrated on January 16, 2018 Yes No NA NE Yes No NA NE ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ N ❑ ❑ ❑ M ❑ ❑ ❑ M ❑ ❑ ❑ M ❑ ❑ ❑ Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ M ❑ ❑ ❑ Page# 8