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Home My WebLink AboutNC0020648_Inspection_20190517ROY COOPER Covernor MICHAEL S. REGAN Secretary LINDA CULPEPPER mrertor Stephen Adam Waters City of Washington PO Box 1988 Washington, NC 27889-1988 NORTH CAROLINA E'avrronmental Quality May 17, 2019 SUBJECT: Compliance Inspection Report Washington WWTP NPDES WW Permit No. NCO020648 Beaufort County Dear Mr. Waters: The North Carolina Division of Water Resources conducted an inspection of the Washington WWTP on 5/16/2019. This inspection was conducted to verify that the facility is operating in compliance with the conditions and limitations specified in NPDES WW Permit No. NC0020648. The findings and comments noted during this inspection are provided in the enclosed copy of the inspection report entitled "Compliance Inspection Report". If you should have any questions, please do not hesitate to contact me with the Water Quality Regional Operations Section in the Washington Regional Office at 252-946-6481 or via email at robert.e.bullock@ncdenr.gov. Sincerely, obbie Bul ock, Environmental Specialist II Water Quality Regional Operations Section Washington Regional Office Division of Water Resources, NCDEQ ATTACHMENTS Cc: Laserfiche ri North Csroahs Dapsrtmertt of ErwfronmerttsiQusray Divsaa of taster Rzsouroas Washington RegioeaJDtFoa 1943V4ash rgtoo S,�asr-Mali I Wash;rgtoe, North'TAwIms 27889 a;.'' °i'^ 252-e48.6481 United States Environmental Protection Agency Form Approved. EPA Washington, O.C. 20460 OMB No. 2040-0057 Water Compliance Inspection Report Approval expiresB-31-98 Section A: National Data System Coding (i.e., PCS) Transaction Code NPDES yr/mo/day Inspection Type Inspector Fac Type 1 IN I 2 Is 1 3 I NCO020648 I11 12 I 19/05/16 I17 181(.I 191 � I 20VJ 211 1 1 1 1 1 1 1 1 1 11 1 1 1 I I 1 I I I I I I 1 1 I I I I I I I I I 11 U l 1 �66 Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 CIA ------------Reserved----------- 72 L�J 73I 174 75I I I I 80 67LJI 70 71 LJ Section B: Facility, Data Name and Location of Facility Inspected (Far Industrial Users discharging to POTW, also include Entry Time/Date. Permit Effective Date POTW name and NPDES oemiit Number) 09:OOAM 19/05/16 16/08/01 Washington WWTP 1399 W Second St Exit Time/Date Permit Expiration Dale Washington NC 27889 10:30AM 19/05/16 19/11/30 Names) of Onsite Repmsentalive(s)/Titles(s)/Phone and Fax Number(s) Other Facility Data Hope Jones Woolard/ORC/252-927-9374/ Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Stephen Adam Watars,PO Box 1988 Washington NC 27889198EH252-975-9310/2529750249 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 Facility Site Review Ef fluent Receiving Waters Laboratory Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) (See attachment summary) Names) and Signature(s) of Inspector(s) Agency/Office/Phone and Fax Numbers Date Robert E Bullock Division of Water Quality//252-948-3924, Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers Date EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page# NPCES yr/mo/day Inspection Type 1 31 NCO020648 I11 121 19105/16. L 17 18 ICI Section D: Summary ofFinding/Comments (Attach additional sheets of narrative and checklists as necessary) The review period for this inspection was November 2016 through January 2019. The current permit expires on November 30, 2019. The facility stated that they will mail the renewal application to the Division by the end of the May. The facility appeared to be well maintained and operated and was judged to be COMPLIANT with NPDES permit NC0020648. Page# 2 Permit: NCO020848 Owner -Facility: Washington WVVTP Inspection Date: 05/16/2019 Inspection Type: compliance Evaluation 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 i ❑ ❑ ❑ Solids, pH, DO, Sludge Judge, and other that are applicable? Comment: Permit Yes No NA NE (If the present permit expires in 6 months or less). Has the permittee submitted a new ❑ ❑ M ❑ application? 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 current permit expires on November 30, 2019. The facility stated that thev will mail the renewal application to Raleigh by the end of the May. 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 DMRs? 0" ❑ ❑ ❑ Is the chain -of -custody complete? 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 include all permit parameters? M ❑ ❑ ❑ 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 ❑ ❑ M ❑ 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? 0 ❑ ❑ ❑ Is a copy of the current NPDES permit available on site? ❑ ❑ ❑ Page# 3 Permit: NCO020648 - Owner -Facility: Washington NNVTP - Inspection Date: 05/16/2019 Inspection Type: Compliance Evaluation Record Keeping Yes No NA NE Facility has copy of previous year's Annual Report on file for review? 0 ❑ ❑ ❑ Comment. Hope Woolard is the ORC with Adam Waters and Lonnie Woolard as backup ORC's. The October 2018 DMR was spot checked for accuracy with no discrepancies found. Laboratory - Yes No NA NE Are field parameters performed by certified personnel or laboratory? 0 ❑ ❑' ❑ 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? - ❑ ❑ ❑ Incubator (BOD) set to 20.0 degrees Celsius +/- 1.0 degrees? ❑ ❑ ❑ Comment: The City of Washington's lab is certified to analyze wastewater samples. Metal samples are sent to Environment 1 for analysis. Bar Screeds Yes No NA NE Type of bar screen a.Manual ❑ b.Mechanical Are the bars adequately screening debris? i ❑ ❑ ❑ Is the screen free of excessive debris? M ❑ ❑ ❑ Is disposal of screening in compliance? - ! ❑ ❑ ❑ Is the unit in good condition? 0 ❑ ❑ ❑ Comment: Screenings are disposed of in the landfill. Grit Removal Yes No NA NE Type of grit removal a.Manual ❑ b.Mechanical Is the grit free of excessive organic matter? M ❑ ❑ ❑ Is the grit free of excessive odor? 0 ❑ ❑ ❑ # Is disposal of grit in compliance? 0 ❑ ❑ ❑ Comment: Grit is disposed of in the landfill Page# 4 Permit: NCO020648 Owner -Facility: Washington VW TP Inspection Date: 05/16/2019 Inspection Type: Compliance Evaluation Influent Sampling. - Yes No NA NE # Is composite sampling Flow proportional? ❑ 0 ❑ ❑ Is sample collected above side streams? M ❑ ❑ ❑ Is proper volume collected? 0 ❑ ❑ ❑ Is the tubing clean? 0 ❑ ❑ ❑ # 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 permit? _ ❑ ❑ ❑ e Comment: Influent sampler is on constant time and constant volume. The sampler temperature was 3.5 degrees on the day of inspection. Oxidation Ditches Yes No NA NE Are the aerators operational? 0 ❑ ❑ ❑ Are the aerators free of excessive solids build up? 0 ❑ ❑ ❑ # Is the foam the proper color for the treatment process? 0 ❑ ❑ ❑ Does the foam cover less than 25% of the basin's surface? 0 ❑ ❑ ❑ Is the DO level acceptable? 0 ❑ ❑ ❑ Are settleometer results acceptable (> 30 minutes)? ❑ ❑ ❑ 0 Is the DO level acceptable?(1.0 to 3.0 mg/1) M ❑ ❑ ❑ Are settelometer results acceptable?(400 to 800 ml/I in 30 minutes) ❑ ❑ ❑ 0 Comment: Aerobic Digester' Yes No NA NE Is the capacity adequate? 0 ❑ ❑ ❑ Is the mixing adequate? ❑ ❑ ❑ 0 Is the site free of excessive foaming in the tank? 0 ❑ ❑ ❑ # Is the odor acceptable? 0 ❑ ❑ ❑ # Is tankage available for properly waste sludge? 0 ❑ ❑ ❑ Comment: On the day of inspection the air was off to allow the solids to settle so the facility can draw off the supernate. Lagoons Yes No NA NE Type of lagoons? # Number of lagoons in operation at time of visit? Are lagoons operated in? Page# 5 Permit: NC0020B48 Inspection Date: 05/16/2019 Lagoons # Is a re -circulation line present? Is lagoon free of excessive floating materials? # Are baffles between ponds or effluent baffles adjustable? Are dike slopes clear of woody vegetation? Are weeds controlled around the edge of the lagoon? - Are dikes free of seepage? Are dikes free of erosion? Are dikes free of burrowing animals? Owner -Facility: Washington WWrP Inspection Type: Compliance Evaluaton # Has. the sludge blanket in the lagoon (s) been measured periodically in multiple locations? # If excessive algae is present, has barley straw been used to help control the growth? Is the lagoon surface free of weeds? Is the lagoon free of short circuiting? Yes. No NA NE ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ■ ❑ ❑ ❑ ❑ ❑ ■ ❑ Comment: Sludae from the sludae thickener is pumped to the laaoons for storaae until the sludde is land applied. Chemical Feed Yes No NA NE Is containment adequate? - 0 ❑ ❑ ❑ Is storage adequate? M ❑ ❑ ❑ Are backup pumps available? 0 ❑ ❑ ❑ Is the site free of excessive leaking? M ❑ ❑. ❑ Comment: Nutrient Removal # Is total nitrogen removal required? # Is total phosphorous removal required? Type # Is chemical feed required to sustain process? Is nutrient removal process operating properly? Comment: Alum is added to help with Phosphorus removal Pumps-RAS-WAS Are pumps in place? Are pumps operational? Yes No NA NE ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ Biological ❑ ■ ❑ ❑ ■ ❑ ❑ ❑ Yes No NA NE ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ Page# 6 Permit: NC0020648 Owner -Facility: Washington.NNViP Inspection Date: 05/16/2019 Inspection Type: Compliance Evaluation Pumps-RAS-WAS Yes No NA NE Are there adequate spare parts and supplies on site? 0 ❑ ❑ ❑ Comment: SecondarV 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? 0 ❑ ❑ ❑ Is the site free of weir blockage? M ❑ ❑ ❑ Is the site free of evidence of short-circuiting? -0 ❑ -❑ ❑ Is scum removal adequate? 0 ❑ ❑ ❑ Is the site free of excessive floating sludge? 0 ❑ ❑ ❑ Is the drive unit operational? 0 ❑ ❑ ❑ Is the return rate acceptable (low turbulence)? 0 ❑ ❑ ❑ Is the overflow clear of excessive solids/pin Floc? 0 ❑ ❑ ❑ Is the sludge blanket level acceptable? (Approximately A of the sidewall depth) ❑ ❑ ❑ Comment: Filtration (High Rate TertiarV) Yes No NA NE Type of operation: Down flow Is the filter media present? 0 ❑ ❑ ❑ Is the filter surface free of clogging? M ❑ ❑ ❑ Is the filter free of growth? 0 ❑ ❑ ❑ Is the air scour operational? ❑ ❑ ❑ Is the scouring acceptable? - ❑ ❑ ❑ O Is the clear well free of excessive solids and filter media? 0 ❑ ❑ ❑ Comment: Disinfection -Liquid Yes No NA NE Is there adequate reserve supply of disinfectant? 0 ❑ ❑ ❑ (Sodium Hypochlorite) Is pump feed system operational? 0 ❑ ❑ ❑ Is bulk storage tank containment area adequate? (free of leaks/open drains) E ❑ ❑ ❑ Is the level of chlorine residual acceptable? N ❑ ❑ ❑ Is the contact chamber free of growth, or sludge buildup? 0 ❑ ❑ ❑ Page# 7 Permit: NC0020648 Owner -Facility: WashingtonwWTP Inspection Date: 05/16/2019 Inspection Type: Compliance Evaluation Disinfection -Liquid Yes No NA NE Is there chlorine residual prior to de -chlorination? 0 ❑ ❑ ❑ Comment: De -chlorination Yes No NA NE Type of system ? Liquid Is the feed ratio proportional to chlorine amount (1 to 1)? 0 ❑ ❑ ❑ Is storage appropriate for cylinders? ❑ ❑ 0 ❑ # Is de -chlorination substance stored away from chlorine containers? ❑ ❑ ❑ Are the tablets the proper size and type? ❑ ❑ ❑ Comment: Sodium Bisulfite is used for dechlor Are tablet de -chlorinators operational? ❑ ❑ 0 ❑ 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? 0 ❑ ❑ ❑ (ifunitsare separated) Does the chart recorder match the flow meter? M ❑ ❑ ❑ Comment: Instrument Services Inc. calibrated the effluent flow meter on April 4, 2019. Effluent Sampling - Yes No NA NE Is composite sampling flow proportional? ❑ 0 ❑ ❑ Is sample collected below all treatment units? 0 ❑ ❑ ❑ Is proper volume collected? 0 ❑ ❑ ❑ Is the tubing clean? 0 ❑ ❑ ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees 0 ❑ ❑ ❑ Celsius)? Is the facility sampling performed as required by the permit (frequency, sampling type E ❑ ❑ ❑ representative)? Comment: The effluent sampler is on constant time and constant volume. The sampler temperature was 4 degrees on the day of inspection. Page# 8 Permit: NC0020648 Inspection Date: 05/1612019 Owner -Facility: Washington WWiP Inspection Type: Compliance Evaluation Pump Station - Effluent Yes No NA NE Is the pump wet well free of bypass lines or structures? 0 ❑ ❑ ❑ Are all pumps present? 0 ❑ ❑ ❑ Are all pumps operable? 0- ❑ ❑ ❑ Are float controls operable? M ❑ ❑ ❑ Is SCADA telemetry available and operational? ❑ ❑ M ❑ Is audible and visual alarm available and operational? ❑ ❑ ❑ Comment: , 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? M ❑ ❑ ❑ Was generator tested & operational during the inspection? ❑ ❑ ❑ ■ 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? -- M ❑ ❑ ❑ Is the generator fuel level monitored? N ❑ ❑ ❑ Comment: Country Mart supplies fuel for the generators. Page# 9