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Home My WebLink AboutNC0024937_Compliance Evaluation Inspection_20160526 PAT MCCRORY inverrlor DONALD R. VAN DER VAART Set retard Water Resources S. JAY ZIMMERMAN ENVIRONMENT AL QUALITY T)imoor May 26, 2016 Ms.Jacqueline Jarrell, P.E. RECEIVEDINCDEQJDVVR Superintendent—Environmental Management Division MAY 3 1 2016 Charlotte Mecklenburg Utilities 4222 Westmont Drive Water Quality Charlotte, NC 28217 Permitting Section Subject: Compliance Evaluation Inspection Sugar Creek WWTP NPDES Permit No. NC0024937 Mecklenburg County Dear Ms.Jarrell: Enclosed is a copy of the Compliance Evaluation Inspection for the inspection conducted at the subject facility on May 25, 2016 by Ori Tuvia. William Allen's, Donna Slachciak's, Matt Nunez's and Shannon Spypolt'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. Sincerely, Ori Tuvia, Environmental Engineer Mooresville Regional Office Division of Water Resources, DEQ Cc: NPDES Unit MRO Files Billy Allen (Plant Supervisor) Mooresville Regional Office Location:610 East Center Ave.,Suite 301 Mooresville,NC 28115 Phone:(704)663-1699\Fax:(704)663-6040\Customer Service:1-877-623-6748 UMW Shin EmYanwf Protection Arno/ Far Approved. EPA widewmaam,D.C.24180 OMB No.20400057 Water Compliance Inspection Report Approalstokes 8-3140 Section A National Data System Coding p.e.,PCS) Transaction Code NPDES yr/met/day Inspection Type Inspector Fee Type ILL1 2 ISI 3 I Nc0024937 111 121 mamas 117 18 Lc 191 c I 201 I 21111111 1111111111111111111111111 11111111111 r Inspection Work Days Facility SelfamItoring Evaluation Rating B1 OA Reserved 6711.0 I 7011_1 71 I. 1 72 1 „ l 731 1 174 751 1 ( 1 1 1 1� Section B:FadityJData LJ 1 Name and Location of Facility Inspected(For industrial Users discharging to POTW,also include Entry Time/Date Penna Effective Date POTW name end NPDES band*Number) 09.30AM 18/0525 14/08101 ClrrWb3uaar Creek WNW 5301 Cloeth m Rd Ext Time/Dele Peng Expiration Dete Charlotte NC 28217 12:45PM 16/05025 15/05/31 Names)of Onsite RepreeaMetlw(syfaka(s)/Phone and Fax Number(s) Other Fadlty Data Dame Made Sladidek/ORC/704553-2124/ Wetem McDonald AJsnIORC/704-553-2121/ Name,Address of Responsible OBklaifutle/Phone and Fax Number Contacted Jacqueline A Jrre1,4222 Waatrrmamt Dr Charlotte NC 282171030//71 No Section C:Areas Evaluated During Inspection(Check only those areas evaluated) ▪ Permit • Flow Measurement I Operations&Maintenance • Records/Reports ▪Self-Monitoring Program •Sludge Handing Disposal El Faddy Site Review •Effluent/Receiving Waters • Laboratory Section D:Summary of Finding/Comments(Attach additional sheets of narrative and cheddists as necessary) (See attachment summary) Name(s)and Signabas(s)of Inepaekx(s) AOrwNOalce/Ptwne and Fax Nantas Dale Roberto Solider MRO WO/252•9464181/ Od A Tuvle MRO WOl704 883-180& S /Z6 / /6 Signature of Mrmape jt OSA Renewer Age wy/OMalPhone and Fax Numbers Dass Andrew Pitner " ` 'RO GW//704-663-1699 Ext.21 s Z-4 •f�r EPA Form 3580-3(Rev 9-94)Previous editions are obsolete. Pages 1 NPDES Ono/day Inspection Type 1 31 NC0024837 111 121 "Me Ill 18 Lai Section D8u : mlry of FlMInyCommenb(Attach additional sheets of narrative and checklists n necessary) • pada 2 Permit: N00024937 owner-Facility: Chaibtls-Suer Creek WWJTP Inspection Date: 05/2512016 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 • 0 0 0 application? Is the fadlity as described in the permit? • 0 0 0 #Are there any spedal conditions for the permit? • 0 0 0 Is access to the plant site restricted to the general public? • 0 0 0 Is the inspector granted access to all areas for inspection? • 0 0 0 Comment: The subject oermit expired on 5/31/2015.The permit is in the process of being renewed. Record Keeping Yes No NA NE Are records kept and maintained as required by the permit? • 0 0 0 Is all required information readily available,complete and current? • 0 0 0 Are all records maintained for 3 years(lab.reg.required 5 years)? • 0 0 0 Are analytical results consistent with data reported on DMRs? • 0 0 0 Is the chain-of-custody complete? • 0 0 0 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 indude all permit parameters? U 0 0 0 Has the facility submitted its annual compliance report to users and DWQ? • 0 0 0 (If the facility is=or>5 MGD permitted flow)Do they operate 24/7 with a certified operator • 0 0 0 on each shift? Is the ORC visitation log available and current? • 0 0 0 Is the ORC certified at grade equal to or higher than the facility classification? • 0 0 ❑ Is the backup operator certified at one grade less or greater than the facility classification? • 0 0 0 Is a copy of the current NPDES permit available on site? • 0 0 0 Facility has copy of previous year's Annual Report on file for review? • 0 0 0 Comment: The records reviewed durina the inspection were organized and well maintained. DMRs. COCl.Calibration lags.ORC visitation loos.and Daily control sheets were reviewed for the period April 2014 through February 2016. Laboratory Yes No NA NE Page* 3 Permit: NC0024937 Owner•Facility: Charlotte-Sugar Creek VNNTP Inspection Cote: 05125/2016 Inspection Type: ComPlianceEwua Laboratory Yes No NA NE Are field parameters performed by certified personnel or laboratory? • 0 0 0 Are all other parameters(excluding field parameters)performed by a certified lab? • 0 0 0 *Is the facility using a contract lab? ■ 0 0 0 *Is proper temperature set for sample storage(kept at less than or equal to 6.0 degrees • 000 Celsius)? Incubator(Fecal Coliform)set to 44.5 degrees Celsius+/-0.2 degrees? 0 0 • 0 Incubator(SOD)set to 20.0 degrees Celsius+1-1.0 degrees? 0 0 • 0 Comment: Influent and effluent analyses(includina field)are performed under CMUD's Laboratory Services Division Certification#192. Prism Laboratories. Inc.(low level mercury and total phenolics). Pace Analytical (PCB and toxicity). ETS. Inc. (toxicity),ETT(toxicity). and RNA (Toxicity) have also been contracted to provide analytical support. Influent Sampling Yes No NA NE *Is composite sampling flow proportional? • 0 0 0 Is sample collected above side streams? • 0 0 0 Is proper volume collected? • 0 0 0 Is the tubing dean? • 0 0 0 It Is proper temperature set for sample storage(kept at less than or equal to 6.0 degrees • 0 0 0 Celsius)? Is sampling performed according to the permit? • 0 0 0 Comment: The subject permit reauires influent CBOD5 and TSS composite samples. Effluent Sampling Yes No NA NE Is composite sampling flow proportional? • 0 0 0 Is sample collected below all treatment units? • 0 ❑ 0 Is proper volume collected? • 0 0 0 Is the tubing clean? • 0 0 0 *Is proper temperature set for sample storage(kept at less than or equal to 6.0 degrees • 0 0 0 Celsius)? Is the facility sampling performed as required by the permit(frequency,sampling type • 0 0 0 representative)? Comment: The subject permit reauires both effluent composite and arab samples. Bar Screens Yes No NA NE Type of bar screen a.Manual 0 pages 4 Permit: NC0024937 Owner-Facility: Ctuvbe►SUQQ Creek wwrP Inspection Dec 05252016 Inspection Type Compliance Evsluetlon Bar Screens Yes No NA NE b.Mechanical Are the bars adequately screening debris? ■ 0 0 0 Is the screen free of excessive debris? • 0 0 0 Is disposal of screening in compliance? • 0 0 0 Is the unit In good condition? • 0 0 0 Comment: Grit Removal Yes No NA NE Type of grit removal a.Manual 0 b.Mechanical • • Is the grit free of excessive organic matter? • 0 0 0 Is the grit free of excessive odor? • 0 0 0 #Is disposal of grit in compliance? limbo Comment: Equalization Basins Yes No NA NE Is the basin aerated? • 0 0 0 Is the basin free of bypass lines or structures to the natural environment? • 0 0 0 Is the basin free of excessive grease? 0 0 • 0 Are all pumps present? • 0 0 0 Are all pumps operable? 0 ❑ 0 • Are float controls operable? 0 0 0 • Are audible and visual alarms operable? 0 0 • 0 #Is basin sizeNolume adequate? • 0 0 0 Comment: The facillity Is eauioed with two-20 MG flow eauilzation basins. Flow Measurement-Influent Yes No NA NE #Is flow meter used for reporting? • 0 0 0 Is flow meter calibrated annually? • 0 0 0 Is the flow meter operational? • 0 0 0 (If units are separated)Does the chart recorder match the flow meter? 0 0 • 0 Page/ 5 Permit: NC0024937 Owner-Facility: ChsIoasSiger Creek~IP Inspection Date: 05/25/2018 Inspection Type: Compliance Evaluation Flow Measurement-Influent Yes No NA NE Comment: The flow meter is calibrated/verified twice a year and was last calibrated/verified on February 2016 by Expert Services International. LLC. Pump Station -Influent Yes No NA NE Is the pump wet well free of bypass lines or structures? • ❑ 0 0 Is the wet well free of excessive grease? • 0 0 0 Are all pumps present? • ❑ 0 0 Are all pumps operable? • 0 0 0 Are float controls operable? ■ 0 0 0 Is SCADA telemetry available and operational? • 0 0 0 Is audible and visual alarm available and operational? • 0 0 0 Comment: The influent pump station is eauipoed with an odor control system. Primary Clarifier Yes No NA NE Is the clarifier free of black and odorous wastewater? ■ 0 0 0 Is the site free of excessive buildup of solids in center well of circular clarifier? • 0 0 0 Are weirs level? • 0 0 0 Is the site free of weir blockage? • 0 0 0 Is the site free of evidence of short-circuiting? • ❑. 0 0 Is scum removal adequate? • 0 0 0 Is the site free of excessive floating sludge? • 0 0 0 Is the drive unit operational? • 0 0 0 Is the sludge blanket level acceptable? • 0 0 0 Is the sludge blanket level acceptable?(Approximately 34 of the sidewall depth) ■ 0 0 0 Comment: The facility is equipped with four primaries equipped with an odor control system.The primary sludae is clumped to the McAlpine W WTP for treatment. Aeration Basins Yes No NA Nr Mode of operation Ext.Air Type of aeration system Diffused Is the basin free of dead spots? • 0 0 0 Are surface aerators and mixers operational? 0 0 U 0 Are the diffusers operational? • 0 0 0 Is the foam the proper color for the treatment process? • 0 0 0 • pal 6 Permit: NC0024937 Owner-Facility: CMrWtts-augr Creak WA/TP Inspection Date: O5I25/2016 Inspection Type: Compliance Evaluation Aeration Basins Yes No NA NE Does the foam cover less than 25%of the basin's surface? • 0 0 0 Is the DO level acceptable? • 0 0 0 Is the DO level acceptable?(1.0 to 3.0 mgA) • 0 0 0 Comment: The facility is currently using six aeration basins. Magnesium hydroxide is added to maintain appropriate alkalinity/pH levels Chemical Feed Yes No NA NE Is containment adequate? ■ 0 0 0 Is storage adequate? • 0 0 0 Are backup pumps available? • 0 0 0 Is the site free of excessive leaking? • 0 0 0 Comment: New chemical feed building. Stores and feeds Magnesium hydroxide into the aeration basin. Secondary Clarifier Yes No NA NE Is the clarifier free of black and odorous wastewater? • 0 0 0 Is the site free of excessive buildup of solids in center well of drcular clarifier? • 0 0 0 Are weirs level? • 0 0 0 Is the site free of weir blockage? • 0 0 0 Is the site free of evidence of short-circuiting? • 0 0 0 Is scum removal adequate? ■ 0 0 0 Is the site free of excessive floating sludge? • 0 0 ❑ Is the drive unit operational? • 0 0 0 Is the return rate acceptable(low turbulence)? • 0 0 0 Is the overflow dear of excessive solids/pin floc? • 0 0 0 Is the sludge blanket level acceptable?(Approximately Y.of the sidewall depth) U 0 0 0 Comment: The facility is equipped with six secondary clarifiers. Pumps-RAS-WAS Yes No NA NE Are pumps in place? • 0 0 0 Are pumps operational? • 0 0 0 Are there adequate spare parts and supplies on site? • 0 0 0 Comment The primary and waste activated sludges are Pumped to the McAlpine Creek WWTP for final treatment/processing. Pages 7 Permit: NC0024937 Owner•Facility: Charlotte-Sugar Creek UMW Inspection Date: 05/252016 Inspection Type: Cdnplirlos Evakratbn Filtration (Hiah Rate Tertiarvl Yes No NA NE Type of operation: Down flow Is the filter media present? • 0 0 0 Is the fitter surface free of dogging? • 0 0 0 Is the filter free of growth? • 0 ❑ 0 Is the air scour operational? • 0 0 0 Is the scouring acceptable? • 0 0 0 Is the dear well free of excessive solids and filter media? • 0 0 0 Comment: Disinfection -IN Yes No NA NE Are extra UV bulbs available on site? ■ 0 0 ❑ Are UV bulbs dean? • 0 0 0 Is UV intensity adequate? • 0 0 0 Is transmittance at or above designed level? • 0 0 0 Is there a backup system on site? • 0 0 0 Is effluent clear and free of solids? • 0 0 0 Comment: Flow Measurement-Effluent Yes No NA NE #Is flow meter used for reporting? • 0 0 0 Is flow meter calibrated annually? • 0 0 0 Is the flow meter operational? • 0 0 0 (If units are separated)Does the chart recorder match the flow meter? 0 0 • 0 Comment: The flow meter is calibrated/verfied twice a year and was last calibratedNerfied on February 2016 by Expert Services International. LLC. Effluent Pipe Yes No NA NE Is right of way to the outfall properly maintained? • 0 0 0 Are the receiving water free of foam other than trace amounts and other debris? U 0 0 0 If effluent (diffuser pipes are required) are they operating properly? 0 0 U 0 Comment: The effluent appeared clear with no floatable solids or foam.The foam dissipated less then 140 feet downstream of the outfall.The receiving stream did not appear to be neaativelv impacted. Pagel 8 Permit: NC0024937 Owner-Facility: Charlotte-Sugar Creek WVVTP Inspection Date: 05/25/2018 Inspection Type: X10°Evakabon Standby Power Yes No NA NE Is automatically activated standby power available? • 0 0 0 Is the generator tested by interrupting primary power source? • 0 0 0 Is the generator tested under load? • 0 0 0 Was generator tested&operational during the inspection? 0 0 • 0 Do the generator(s)have adequate capacity to operate the entire wastewater site? • 0 0 0 Is there an emergency agreement with a fuel vendor for extended run on back-up power? • 0 0 0 Is the generator fuel level monitored? • 0 0 0 Comment: The facility is eauipoed with three standby aenerators.Two of the three aenerators were operational at the time of the inspection.The facility uses the Generators regularly during thunderstorms. Operations & Maintenance Yes No NA NE Is the plant generally clean with acceptable housekeeping? • 0 0 0 Does the fadlity analyze process control parameters,for ex:MLSS,MCRT,Settleable • ❑ 0 0 Solids,pH,DO,Sludge Judge,and other that are applicable? Comment: The facility appeared to be properly operated and well maintained. The facility staff incoroorate a comprehensive process control program with all measurements being prooerty documented and maintained. The facility also maintains in-depth operation and maintenance records.The facility is eauipped with a SCADA system to assist the wastewater staff in the operation of the treatment orocesses/eauipment.The Facility is about to begin renovations.which are estimated to be completed by 2019. Paget 9