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Home My WebLink AboutNC0020648_Inspection_20210223United States Environmental Protection Agency EPA Washington, D.C. 20460 Water Compliance Inspection Report Form Approved. OMB No. 2040-0057 Approval expires 8-31-98 Section A: National Data System Coding (i.e., PCS) Transaction Code NPDES yr/mo/day Inspection 1 IN I 2 IL I 3 I NC0020648 111 121 21/02/02 117 Type 181 R I I111I1III Inspector Fac Type 19 I S I 201 1 211I1I11 I11111III II1II1I11 I I IIIII I1 P6 Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 QA Reserved 671 I 70I3 I 711D 1 72 I N I 731 I 74 71 I I 1 I I I I I I 180 l Section B: Facility Data Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include POTW name and NPDES permit Number) Washington WWTP 1399 W Second St Washington NC 27889 Entry Time/Date 07:45AM 21/02/02 Permit Effective Date 16/08/01 Exit Time/Date 09:30AM 21/02/02 Permit Expiration Date 19/11/30 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) /// Hope Jones Woolard/ORC/252-975-9310/ Other Facility Data Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Jonathan Russell,PO Box 1988 Washington NC 278891988//252-975-9319/ No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit Flow Measurement Operations & Maintenar Records/Reports Self -Monitoring Progran Sludge Handling DispoFacility Site Review 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 Robert E[[/�J//�JBullock // DWR/Division of Water Quality/252-948-3924/ 2/23/2021 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# 1 31 NPDES yr/mo/day NC0020648 111 121 21/02/02 117 Inspection Type 18 [j (Cont.) 1 Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) The review period for this inspection was February 2019 through November 2020. There were no violations over the review period. The current permit was set to expire on November 30, 2019. The facility has submitted a renewal application and the existing permit will remain effective until a new permit is issued. A toxicity sample was taken and split with Environmental Testing Solutions during this inspection. Both samples resulted in a pass. The facility was judged to be COMPLIANT with NPDES permit NC0020648. Page# 2 Permit: NC0020648 Inspection Date: 02/02/2021 Owner - Facility: Washington WWTP Inspection Type: Bioassay Compliance 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: Permit (If the present permit expires in 6 months or less). Has the permittee submitted a new application? Is the facility as described in the permit? # Are there any special conditions for the permit? Is access to the plant site restricted to the general public? Is the inspector granted access to all areas for inspection? Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Comment: The current permit was set to expire on November 30, 2019. The facility has submitted a renewal application and the existing permit will remain effective until a new permit is issued. Record Keeping 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)? Are analytical results consistent with data reported on DMRs? Is the chain -of -custody complete? 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? Has the facility submitted its annual compliance report to users and DWQ? Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ ❑ ❑ ❑ (If the facility is = or > 5 MGD permitted flow) Do they operate 24/7 with a certified operatc ❑ ❑ • ❑ on each shift? Is the ORC visitation log available and current? • ❑ ❑ ❑ 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' • ❑ ❑ ❑ Is a copy of the current NPDES permit available on site? • ❑ ❑ ❑ Page# 3 Permit: NC0020648 Inspection Date: 02/02/2021 Owner - Facility: Washington WWTP Inspection Type: Bioassay Compliance Record Keeping Yes No NA NE Facility has copy of previous year's Annual Report on file for review? • ❑ ❑ ❑ Comment: Hope Woolard is the ORC with Lonnie Woolard and Adam Waters as the backup ORC's. The October 2020 eDMR was spot checked for accuracy with no discrepancies found. Laboratory Yes No NA NE Are field parameters performed by certified personnel or laboratory? • ❑ ❑ ❑ Are all other parameters(excluding field parameters) performed by a certified lab? • ❑ ❑ ❑ # Is the facility using a contract lab? • ❑ ❑ ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees • ❑ ❑ ❑ Celsius)? Incubator (Fecal Coliform) set to 44.5 degrees Celsius+/- 0.2 degrees? ❑ El ❑ • Incubator (BOD) set to 20.0 degrees Celsius +/- 1.0 degrees? ❑ ❑ ❑ • Comment: The City of Washington's lab is certified. Metal samples are sent to Environment 1 for analysis. Influent Sampling # Is composite sampling flow proportional? Is sample collected above side streams? 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 sampling performed according to the permit? Comment: Influent sampler is on constant time and constant volume. The sampler temperature was 4 degrees on the day of inspection. Bar Screens Type of bar screen a.Manual b.Mechanical Are the bars adequately screening debris? Is the screen free of excessive debris? Is disposal of screening in compliance? Is the unit in good condition? Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Yes No NA NE • • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Page# 4 Permit: NC0020648 Inspection Date: 02/02/2021 Owner - Facility: Washington WWTP Inspection Type: Bioassay Compliance Bar Screens Comment: Screenings are disposed of in the landfill Grit Removal Type of grit removal a.Manual b.Mechanical Is the grit free of excessive organic matter? Is the grit free of excessive odor? # Is disposal of grit in compliance? Comment: Grit is disposed of in the landfill. Oxidation Ditches Are the aerators operational? Are the aerators free of excessive solids build up? # 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? Are settleometer results acceptable (> 30 minutes)? Is the DO level acceptable?(1.0 to 3.0 mg/I) Are settelometer results acceptable?(400 to 800 ml/I in 30 minutes) 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: On the day of inspection the air was off to allow settling of solids. Lagoons Type of lagoons? # Number of lagoons in operation at time of visit? Yes No NA NE Yes No NA NE • • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ • • ❑ ❑ ❑ ❑ ❑ ❑ • Yes No NA NE • ❑ ❑ ❑ ❑ ❑ ❑ • • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Yes No NA NE Page# 5 Permit: NC0020648 Inspection Date: 02/02/2021 Owner - Facility: Washington WWTP Inspection Type: Bioassay Compliance Lagoons Yes No NA NE Are lagoons operated in? # Is a re -circulation line present? ❑ ❑ • ❑ Is lagoon free of excessive floating materials? • ❑ ❑ ❑ # Are baffles between ponds or effluent baffles adjustable? El El • El Are dike slopes clear of woody vegetation? • ❑ ❑ ❑ Are weeds controlled around the edge of the lagoon? • ❑ ❑ ❑ Are dikes free of seepage? • El El El Are dikes free of erosion? • El El El Are dikes free of burrowing animals? • ❑ El El # Has the sludge blanket in the lagoon (s) been measured periodically in multiple ❑ El • ❑ locations? # If excessive algae is present, has barley straw been used to help control the growth? DOME Is the lagoon surface free of weeds? • El El El Is the lagoon free of short circuiting? • ❑ ❑ ❑ Comment: The lagoons are used to hold sludge prior to land application 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? • ❑ El El Are weirs level? • El El El Is the site free of weir blockage? • ❑ ❑ ❑ Is the site free of evidence of short-circuiting? • ❑ ❑ ❑ Is scum removal adequate? • El El El Is the site free of excessive floating sludge? • ❑ El El Is the drive unit operational? • ❑ ❑ ❑ Is the return rate acceptable (low turbulence)? • ❑ ❑ ❑ Is the overflow clear of excessive solids/pin floc? • ❑ ❑ ❑ Is the sludge blanket level acceptable? (Approximately'/4 of the sidewall depth) ❑ ❑ ❑ • Comment: Nutrient Removal Yes No NA NE # Is total nitrogen removal required? • ❑ ❑ ❑ # Is total phosphorous removal required? • El El El Type Biological Page# 6 Permit: NC0020648 Inspection Date: 02/02/2021 Owner - Facility: Washington WWTP Inspection Type: Bioassay Compliance Nutrient Removal # Is chemical feed required to sustain process? Is nutrient removal process operating properly? Comment: City of Washington is a member of the Tar -Pamlico association. Filtration (High Rate Tertiary) Type of operation: Is the filter media present? Is the filter surface free of clogging? Is the filter free of growth? Is the air scour operational? Is the scouring acceptable? Is the clear well free of excessive solids and filter media? Comment: Disinfection -Liquid Is there adequate reserve supply of disinfectant? (Sodium Hypochlorite) Is pump feed system operational? Is bulk storage tank containment area adequate? (free of leaks/open drains) 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: Yes No NA NE • ❑ ❑ ❑ Yes No NA NE Down flow • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Yes No NA NE ▪ El El El • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ De -chlorination Yes No NA NE Type of system ? Liquid Is the feed ratio proportional to chlorine amount (1 to 1)? • ❑ El El Is storage appropriate for cylinders? ❑ ❑ • ❑ # Is de -chlorination substance stored away from chlorine containers? El • ❑ ❑ Are the tablets the proper size and type? ❑ ❑ • ❑ Comment: Sodium Bisulfite is used for dechlor Are tablet de -chlorinators operational? ❑ ❑ • ❑ Number of tubes in use? Page# 7 Permit: NC0020648 Inspection Date: 02/02/2021 Owner - Facility: Washington WWTP Inspection Type: Bioassay Compliance De -chlorination Yes No NA NE Comment: Flow Measurement - Effluent Yes No NA NE # 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: BBP calibrated the effluent flow meter on July 23, 2020 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: The sampler temperature was 3 degrees on the day of inspection. Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Upstream / Downstream Sampling Yes No NA NE Is the facility sampling performed as required by the permit (frequency, sampling type, anc • ❑ ❑ ❑ sampling location)? Comment: City of Washington is a member of the Tar -Pamlico Basin association. The association is responsible for collecting upstream and downstream samples. Page# 8