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Home My WebLink AboutNC0063762_Compliance Evaluation Inspection_20160708WaterResources ENVIRONMENTAL QUALITY July 8, 2016 Mr. Dusty Metreyeon Metwater Inc. 1000 Woodhurst Drive Monroe, North Carolina 28110 PAT MCCRORY .Governor DONALD R. VAN DER VAART Secretary S. JAY ZIMMERMAN Director ��,�,�1v�D(NGQ��D�►�F� JUL � ®2016 9tJaf�'� Quality on �,egn-,t3.iln9 SUBJECT: Compliance Evaluation Inspection Carolina Village MHP WWTP NPDES Permit NCO063762 Cabarrus County, NC Dear Mr. Metreyon: On July 6, 2016, Roberto Scheller 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 well maintained and operated. We wish to thank you and operating staff for your assistance regarding the inspection. The enclosed report 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: . Wastewater Branch MSC 1617 — Central files basement File State of North Carolina l Environmental Quality l Water Resources I Water Quality Regional Operations Mooresville Regional Officel 610 East Center Avenue, Suite 3011 Mooresville, North Carolina 28115 704.6631699 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 2 u 3 I NCO0637sz I11 12 16/07/06 17 18 I r• I 19 i G i 201 21111 I I j I I I I II I I 1 1 1 I I I I I I I I I I I I I I I I I I II I I I I I t66 I Inspection .Work Days Facility Self -Monitoring Evaluation Rating 81 QA Reserved— 67 j 701A I 71- I 72 i �, 731 I 174 75 80 LJ I� 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) 11:02AM 16/07/06 14/02/01 Carolina Village Mobile Home Park ExitTimelDate permit Expiration Date End Of Monroe Ct NCSR 130 Harrisburg NC 28075 12:17PM 16/07/06 16/11/30 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) Other Facility Data Dustin Kyle Metreyeon/ORCf704-506-4255/ Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Ryan B Hotchkiss,2131 Espey Ct Crofton MD 21114//301-392-4923/ No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit Flow Measurement Operations & Maintenance Records/Reports, Self -Monitoring Program Sludge Handling Disposal 0 Facility Site Review. Compliance_Schedules Effluent/Receiving Waters Laboratory Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) , (See attachment summary)' and Si at (s) of Inspector(s) Agency/Office/Phone and Fax Numbers Date 7eo .berto Scheller MRO WQ//252-946 6481/ Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers Date W. Corey. Basinger, MRO WM//704-235-2194/ EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. �� j� Z4 r` Page# 1 NPDES yr/mo/day Inspection Type 1 31 NCO963762 111 121 16/07/06 117 -18I I .Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) i 11 Permit: NCO063762 Owner - Facility: Carolina Village Mobile Home Park Yes No NA NE Are records kept and maintained as required by the permit? Inspection Date: 07/06/2016 Inspection Type: Compliance Evaluation ❑ ❑ ❑ Is all required information readily available, complete and current? -0 ❑ ❑ ❑ Are all records maintained for 3 years (lab. reg. required 5 years)? Permit Yes No NA NE (if the present permit expires in 6 months or less). Has the permittee submitted a new ❑ ❑ N ❑ application? ❑ 'Is the chain -of -custody complete? --N ❑ Is the facility as described in the permit? N ❑ ❑ ❑ # Are there any special conditions for the permit? ❑ ❑ ❑ Is access to the plant site restricted to the general public? 0 ❑ ❑ ❑ Is the inspector granted access to all areas for inspection? E ❑ ❑ ❑ Comment: Current permit expires on November 30, 2018. 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? -0 ❑ ❑ ❑ Are all records maintained for 3 years (lab. reg. required 5 years)? ❑ ❑ ❑ Are analytical results consistent with data reported on DM Rs? .❑ ❑ ❑ 'Is the chain -of -custody complete? --N ❑ ❑ ❑ 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? N ❑ ❑ ❑ Has the facility submitted its annual compliance report to users and DWQ? V ❑ ❑ ❑ (If the facility is = or > 5 MGD permitted flow) Do they operate 2417 with a certified operator ❑ ❑ 0 ❑ on each shift? Is the ORC visitation log available and current? N ❑ 11.11 Is the ORC certified at grade.equal to or higher than the facility classification? N ❑ ❑ ❑ Is the backup operator certified at one grade less or greater than the facility classification? N ❑ ❑ ❑ 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: Compliance Schedules Yes No NA 'NE Is there a compliance schedule for this facility? ❑ E ❑ ❑ Is the facility compliant with the permit and conditions for the review period? ❑ E ❑ ❑ Page# 3 Permit: NCO063762 Owner - Facility: Carolina Village Mobile Home Park Inspection Date: 07/06/2016 Inspection Type: Compliance Evaluation Compliance Schedules Yes No NA NE Comment: Record review from 04/2015 throuah 03/2016 found one violation for pH reported on 02/2016. Review of DMR's with ORC found reporting error, recommend amend DMR for 02/2016. Effluent Samplina Yes No NA NE Is composite sampling flow proportional? N ❑ ❑ ❑ Is sample collected below all treatment units? 0 ❑ ❑ ❑ Is proper volume collected? ❑ ❑ ❑ N Is the tubing clean? 0 0 ❑ ❑ # 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 ', N ❑ ❑ ❑ representative)? Comment: At time of inspection sampler temp was 9C. It was noted that sampler door was afar. It is recommended that a sunshade be provided to help reduce outside tempature on sampler. Operations & Maintenance Is the plant generally clean with acceptable housekeeping? Does the facility analyze process control parameters, for, ex: MLSS- MCRT, Settleable Solids, pH, DO, Sludge Judge, and other that are applicable? Comment: Pump Station - Influent Is the'pump wet well free of bypass lines or, structures? Is the wetwell 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? Comment: Bar Screens Type of bar screen a.Manual Yes No NA NE ❑ ❑ ❑ ❑ ❑ ❑ .Yes No NA NE . ■ ❑l ❑ .❑ E ❑ ❑ ❑ ❑ ❑ ❑ ❑ ❑ N ❑., W ❑ ❑ ❑ Yes No NA NE N Page# 4 Vr Permit: NCO063762 Owner - Facility: Carolina Village Mobile Home Park,. NA NE! Mode of operation Inspection Date: 07/06/2016 Inspection Type: Compliance Evaluation Type of aeration system Diffused 'Bar Screens Yes No NA NE b.Mechanical ❑ ❑ '❑ Are surface aerators and mixers operational? Are the bars adequately screening debris? E ❑ ❑ ❑ Is the screen free of excessive debris? N ❑ ❑ " ❑ Is disposal of screening in compliance? E ❑" ❑ ❑ Is the unit in good condition? S ❑ ❑ ❑ Comment - ❑ -N Comment: Equalization Basins Yes No NA NE Is the basin aerated? Yes No NA NE ❑ ❑ ❑ Is the basin free of bypass lines or structures to the natural environment?. Is the, site free of excessive buildup of solids in center well of circular clarifier? - ❑ 11, ❑ Is the basin free of excessive grease? 0 ❑ ❑ ❑ Are all pumps present? 5 ❑ ❑ ❑ Are all pumps operable? E ❑ ❑ ❑ Are float controls operable? N ❑ ❑ ❑ Are audible and visual alarms operable? N ❑ "❑ ❑ # Is basin size/volume adequate? E ❑ ❑ ❑ Comment: Aeration Basins :.Yes No NA NE! Mode of operation Ext. Air Type of aeration system Diffused Is the basin free of dead spots? ❑ ❑ '❑ Are surface aerators and mixers operational? ❑- ❑ 0 ❑ Are the diffusers operational? l N ❑ ❑ ❑ Is the foam the proper color for the treatment process? 'N ❑ " ❑ ❑ Does the foam cover less than 25% of the basin's surface? 0 ❑ ❑ - ❑ Is the DO level acceptable? ❑ ❑ ❑ 0 Is.the DO level acceptable?(1.0 to 3.0 mg%I) ❑ '❑ ❑ -N Comment: Secondary. Clarifier Yes No NA NE Is,the clarifier free of black and odorous wastewater? ❑ ❑ ❑ Is the, site free of excessive buildup of solids in center well of circular clarifier? ❑ ❑ ❑ Page# 5 Permit: NCO063762 Owner- Facility: Carolina Village Mobile Home Park Inspection Date: 07/06/2016 Inspection Type: Compliance Evaluation Secondary Clarifier Yes No NAME Are weirs level? N ❑ ❑ ❑ Is the site free of weir. blockage? ❑ ❑ ❑ ' Is the site free of evidence of short-circuiting? ❑ ❑ ❑ Is scum removal adequate? ❑ �. ❑ . ❑ Is the site fre6of excessive floating sludge? ❑ N ❑ ❑ Is the drive unit operational? ❑ ❑ 0, ❑ Is the return rate acceptable (low turbulence)? 0 ❑ ❑ ❑ Is the overflow clear of excessive solids/pin floc? ❑ . ❑: ❑ Is the sludge blanket level acceptable? (Approximately %a of the sidewall depth) 0 ❑ ❑ ❑ Comment: 'Scum removal was not able to keep up with sludge blanket on clarifier' Flow Measurement - Effluent Yes, No NA NE # Is flow meter used for reporting? , ❑ ❑ Is flow. meter calibrated annually?- E 0 ❑ ❑ Is the flow meter operational? 'N ❑ ❑ ❑ (If units are separated) Does the chart recorder match the flow meter? ❑ ❑ 0 ❑ Comment: Disinfection -Tablet Yes No NA NE Are tablet chlorinators operational? N ❑ ❑ ❑ Are the tablets the proper size and type? 0 ❑ ❑ ❑ , Number of tubes in use? .2 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 - De -chlorination Yes No NA NE Type of system ? Tablet Is the feed ratio proportional to chlorine amount (1 to 1)? ❑ ❑ 0 ❑ Is storage appropriate for cylinders? .0 0, .❑ - # Is de -chlorination. substance stored away from chlorine containers? ❑ ❑ 0 ❑ Comment: Page# 6 Permit: NC0063762 Owner - Facility: Carolina Village Mobile Home Park Inspection Date: 07/06/2016 Inspection Type: Compliance Evaluation De -chlorination Yes No NA NE Are the tablets the proper size and type? N ❑ ❑ ❑ Are tablet de -chlorinators operational? ❑ ❑ ❑ Number of tubes in use? Comment: 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? Comment: Sludge is removed by L&L'Environmental Services, LLC for disposal. Yes No NA NE • ❑ ❑ ❑ • ❑.❑ ❑ ■ ❑ ❑ ❑ E ❑ ❑ ❑ N ❑ ❑ ❑ Page# 7