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Home My WebLink AboutNC0081370_Compliance Evaluation Inspection_20160126 PAT MCCRORY Governor ,a DONALD R. VAN DER VAART Secretary Water Resources ENVIRONMENTAL QUALITY S. JAY ZIMMERMAN Director January 26, 2016 RECEIVED/NCDEQIDWR Catherine Renbarger, City Manager City of Claremont FEB 0 2 2016 Post Office Box 446 Claremont, North Carolina 28610 Water Quality Permitting Section SUBJECT: Compliance Evaluation Inspection McLin Creek WWTP NPDES Permit NC0081370 Catawba County, NC Dear Mrs. Renbarger: On January 21, 2016, Roberto Scheller and Edward Watson of this Office conducted an 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 facility appeared to be fairly well maintained and operated. We wish to thank you and operating staff for your assistance regarding the inspection. A copy of this inspection will be forwarded to the facility's Operator-in- Responsible-Charge (ORC). The enclosed report and noted comments should be self-explanatory; however, should you have any questions, please do not hesitate to contact myself of 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 Enclosure: Inspection Report cc: M. Shawn Pennell, Environmental Manger, PO Box 398, Hickory, NC 28603 Jody R. Ledford, ORC, City of Hickory, PO Box 398, Hickory, NC 28603 Wastewater Branch MSC 1617—Central files basement File State of North Carolina I Environmental Quality I Water Resources I Water Quality Regional Operations Mooresville Regional Officel 610 East Center Avenue,Suite 301 1 Mooresville,North Carolina 28115 704 663 1699 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 1ti 1 2 u 3 I NC0081370 111 12 1 16/01/21 117 18 4 19 1s 201 1 211 11111 111111 111 111111111 1111111 111111 111 11 166 Inspection Work Days Facility Self-Monitoring Evaluation Rating B1 QA Reserved----- 671 eserved----- 67( I 70u �, 1 71 Lj 72 Q I 731 I 174 751 1 1 1 1 1 1 180 Section 8:Facility Data 1 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) 10:15AM 16/01/21 16/01/01 McLin Creek WWTP NCSR 1728 Exit Time/Date Permit Expiration Date 12:12PM 16/01/21 20/03/31 Claremont NC 28610 Name(s)of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) Other Facility Data /// Jody R Ledford/ORC/828-323-7540/ Name,Address of Responsible Official/Title/Phone and Fax Number Contacted Doug Barrick,PO Box 446 Claremont NC 28610/City Manager/828-466-7255/8284590596 Yes Section C:Areas Evaluated During Inspection(Check only those areas evaluated) • Permit • Flow Measurement • Operations&Maintenance IN Records/Reports • Self-Monitoring Program • Sludge Handling Disposal in Facility Site Review • Effluent/Receiving Waters 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 Roberto Scheller MRO WQ//252-946-6481/ Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers Date William C Basinger MRO WQ//704-235-2194/ J EPA For pi 3560-3(Re 4 �yy Previous editions are obsolete. e„ e. y�J 7-cisd z4.../.4 Page# 1 Permit: NC0081370 Owner-Facility: McLinCreek VNNTP Inspection Date: 01/21/2016 Inspection Type: Compliance Evaluation 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)? • 0 ❑ ❑ Are analytical results consistent with data reported on DMRs? • 0 ❑ ❑ Is the chain-of-custody complete? • 0 ❑ ❑ Dates, times and location of sampling U Name of individual performing the sampling • Results of analysis and calibration • Dates of analysis U 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? • 0 ❑ ❑ (If the facility is=or>5 MGD permitted flow)Do they operate 24/7 with a certified operator 00110 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? • ❑ ❑ ❑ 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? • 0 ❑ ❑ Comment: COC should indicate samples are shipped on ice. 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 • ❑ ❑ ❑ Solids, pH, DO, Sludge Judge, and other that are applicable? Comment: Effluent Pipe Yes No NA NE Is right of way to the outfall properly maintained? ❑ ❑ ❑ • Are the receiving water free of foam other than trace amounts and other debris? • 0 0 0 If effluent (diffuser pipes are required) are they operating properly? 00110 Comment: Page# 3 Permit: NC0081370 Owner-Facility: McLin Creek VWVTP Inspection Date: 01/21/2016 Inspection Type: Compliance Evaluation Flow Measurement- Influent Yes No NA NE #Is flow meter used for reporting? • 0 0 0 Is flow meter calibrated annually? • ❑ 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: Flow meter is in a flume located within the influent wet well. It is the recommendation of this Office that access into this area be reviewed under the City of Hickory's Confined Space Entry Program. Aerobic Digester Yes No NA NE Is the capacity adequate? • ❑ 0 0 Is the mixing adequate? II ❑ ❑ ❑ Is the site free of excessive foaming in the tank? • ❑ 0 ❑ #Is the odor acceptable? • 0 ❑ 0 #Is tankage available for properly waste sludge? • 0 0 ❑ Comment: Bar Screens Yes No NA NE Type of bar screen a.Manual U b.Mechanical U Are the bars adequately screening debris? • ❑ ❑ ❑ Is the screen free of excessive debris? 0 ❑ IN ❑ Is disposal of screening in compliance? • ❑ 0 ❑ Is the unit in good condition? 0 0 • 0 Comment: Teeth on rakes for automatic barscreen are worn and not removing debris effectively. Grit Removal Yes No NA NE Type of grit removal a.Manual U b.Mechanical • Is the grit free of excessive organic matter? 0 ❑ • ❑ Is the grit free of excessive odor? ❑ 0 • 0 #Is disposal of grit in compliance? • El 0 El Comment: Mechanical grit removal not operational at time of inspection. Page# 4 : McLin Creek VVVVTP Permit: NC0081370 Owner-Facility. Inspection Date: 01/21/2016 Inspection Type: Compliance Evaluation Grit Removal Yes No NA NE Sequencing Batch Reactors Yes No NA NE Type of operation: Duplex Is the reactor effluent free of solids? • ❑ ❑ 0 Does minimum fill time correspond to the peak hour flow rate of the facility? 0 0 • 0 Is aeration and mixing cycled on and off during fill? ❑ 0 • 0 The operator understands and can explain the process? • ❑ ❑ ❑ Comment: Sand Filters (Low rates Yes No NA NE (If pumps are used)Is an audible and visible alarm Present and operational? • ❑ 0 0 Is the distribution box level and watertight? U 0 ❑ 0 Is sand filter free of ponding? • 0 0 0 Is the sand filter effluent re-circulated at a valid ratio? 0 0 II 0 #Is the sand filter surface free of algae or excessive vegetation? • ❑ ❑ 0 #Is the sand filter effluent re-circulated at a valid ratio?(Approximately 3 to 1) ❑ 0 • 0 Comment: Standby Power Yes No NA NE Is automatically activated standby power available? • ❑ ❑ 0 Is the generator tested by interrupting primary power source? ❑ 0 0 • Is the generator tested under load? ❑ 0 ❑ • Was generator tested&operational during the inspection? 0 ❑ 0 • Do the generator(s)have adequate capacity to operate the entire wastewater site? 0 ❑ • 0 Is there an emergency agreement with a fuel vendor for extended run on back-up power? • ❑ 0 0 Is the generator fuel level monitored? • ❑ ❑ ❑ Comment: Generator operates influent pump station only. Permit Yes No NA NE (If the present permit expires in 6 months or less). Has the permittee submitted a new ❑ 0 U 0 application? Is the facility as described in the permit? • ❑ ❑ ❑ #Are there any special conditions for the permit? • ❑ 0 0 Is access to the plant site restricted to the general public? • 0 0 0 Page# 5 Permit: NC0081370 Owner-Facility: McLin Creek VVV TP Inspection Date: 01/21/2016 Inspection Type: Compliance Evaluation Permit Yes No NA NE Is the inspector granted access to all areas for inspection? • 0 ❑ 0 Comment: Disinfection-Gas Yes No NA NE Are cylinders secured adequately? • 0 ❑ El Are cylinders protected from direct sunlight? • ❑ El El Is there adequate reserve supply of disinfectant? • El El ❑ Is the level of chlorine residual acceptable? EDDIE Is the contact chamber free of growth, or sludge buildup? I ❑ El ❑ Is there chlorine residual prior to de-chlorination? • 0 ❑ El Does the Stationary Source have more than 2500 lbs of Chlorine(CAS No. 7782-50-5)? El ❑ • El If yes,then is there a Risk Management Plan on site? El ❑ M El If yes,then what is the EPA twelve digit ID Number?(1000- - ) If yes,then when was the RMP last updated? Comment: Chlorine room and bulk storage area should be identified with appropriate placards. De-chlorination Yes No NA NE Type of system? Gas Is the feed ratio proportional to chlorine amount(1 to 1)? ❑ El El IN Is storage appropriate for cylinders? El El • El #Is de-chlorination substance stored away from chlorine containers? ❑ El • El Are the tablets the proper size and type? ❑ ❑ • ❑ Comment: Sulfer Dioxide and Chlorine cylinders should be stored in seperate storage areas. Storage shed for Sulfer Dioxide should be identifed with appropriate placards. Are tablet de-chlorinators operational? ❑ ❑ • El Number of tubes in use? 0 Comment: Effluent Sampling Yes No NA NE Is composite sampling flow proportional? • El El El Is sample collected below all treatment units? • ❑ ❑ 0 Is proper volume collected? • ❑ ❑ 0 Is the tubing clean? • ❑ ❑ El Page# 6 Permit: NC0081370 Owner-Facility: McLin Creek WWTP Inspection Date: 01/21/2016 Inspection Type: Compliance Evaluation Effluent Sampling Yes No NA NE #Is proper temperature set for sample storage(kept at less than or equal to 6.0 degrees II 0 0 0 Celsius)? Is the facility sampling performed as required by the permit(frequency, sampling type U 0 0 0 representative)? Comment: Page# 7