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Home My WebLink AboutNC0020338_Compliance Evaluation Inspection_20200721United 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 1 2 u 3 I NCO020338 I11 121 20/07/02 I17 18I � I 19 I s I 201 I 211IIIII 111111III II III III1 I I IIIII IIIIIIIII II r6 Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 QA ---------------------- Reserved ------------------- 67 I 72 I n, I 71 I 74 79 I I I I I I I80 701 I 71 I LL -1 I I LJ 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) 10:OOAM 20/07/02 20/03/01 Yadkinville WWTP 1620 Fred Hinshaw Rd Exit Time/Date Permit Expiration Date Yadkinville NC 27055 12:OOPM 20/07/02 25/02/28 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) Other Facility Data Grant Franklin Trivette/ORC/336-679-2184/ Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Grant F Trivette,1620 Fred Hinshaw Rd Yadkinville NC 27055/ORC/336-679-2184/ No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit 0 Flow Measurement Operations & Maintenar Records/Reports Self -Monitoring Progran 0 Sludge Handling Dispo: Facility Site Review Effluent/Receiving Wate 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 Gary Hudson DWR/Division of Water Qua Iity/336-776-9694/ eignPJ Q A Reviewer Agency/Office/Phone and Fax Numbers Date Signature of Mar;ages n 'r 'Sider 7/22/2020 FLI EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page# NPDES yr/mo/day Inspection Type NCO020338 I11 12I 20/07/02 117 18 i c i (Cont.) Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) *The WWTP appeared to be well operated and maintained. No deficiencies or violations were noted during the inspection. *The new permit became effective March 1, 2020 and expires February 28, 2025. *The ORC an Lab Supervisor keeps very good records onsite. *Screenings are placed in a bag in a dumpster and the dumpster is emptied regularly. *The oxidation ditch is taken out of sevice yearly for maitenance on the diffuser system. *The Town has a Risk Management Program that has been recently audited by the North Carolina Division of Air Quality. Page# Permit: NCO020338 Owner -Facility: Yadkinville WWTP Inspection Date: 07/02/2020 Inspection Type: Compliance Evaluation 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? ❑ ❑ ❑ Has the facility submitted its annual compliance report to users and DWQ? ❑ ❑ ❑ (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? 0 ❑ ❑ ❑ Facility has copy of previous year's Annual Report on file for review? 0 ❑ ❑ ❑ Comment: The ORC an Lab Supervisor keeps very good records onsite. Bar Screens Yes No NA NE Type of bar screen a.Manual ❑ b.Mechanical Are the bars adequately screening debris? 0 ❑ ❑ ❑ Is the screen free of excessive debris? 0 ❑ ❑ ❑ Is disposal of screening in compliance? 0 ❑ ❑ ❑ Is the unit in good condition? 0 ❑ ❑ ❑ Comment: Screenings are placed in a bag in a dumpster and the dumpster is emptied regularly. Oxidation Ditches Yes No NA NE Page# 3 Permit: NCO020338 Inspection Date: 07/02/2020 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? Owner -Facility: Yadkinville WWTP Inspection Type: Compliance Evaluation Are settleometer results acceptable (> 30 minutes)? Is the DO level acceptable?(1.0 to 3.0 mg/1) Are settelometer results acceptable?(400 to 800 ml/I in 30 minutes) Yes No NA NE ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ❑ ❑ ❑ ■ ■ ❑ ❑ ❑ Comment: The oxidation ditch is taken out of sevice yearly for maitenance on the diffuser system. Secondary Clarifier Is the clarifier free of black and odorous wastewater? Is the site free of excessive buildup of solids in center well of circular clarifier? Are weirs level? Is the site free of weir blockage? Is the site free of evidence of short-circuiting? Is scum removal adequate? Is the site free of excessive floating sludge? 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: None. Disinfection -Gas Are cylinders secured adequately? Are cylinders protected from direct sunlight? Is there adequate reserve supply of disinfectant? 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? Does the Stationary Source have more than 2500 Ibs of Chlorine (CAS No. 7782-50-5)? If yes, then is there a Risk Management Plan on site? Yes No NA NE ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ Yes No NA NE ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ Page# 4 Permit: NCO020338 Owner -Facility: Yadkinville WWTP Inspection Date: 07/02/2020 Inspection Type: Compliance Evaluation Disinfection -Gas Yes No NA NE If yes, then what is the EPA twelve digit ID Number? (1000- - ) If yes, then when was the RMP last updated? Comment: The Town has a Risk Management Program that has been recently audited by the North Carolina Division of Air Quality. De -chlorination Type of system ? Is the feed ratio proportional to chlorine amount (1 to 1)? Is storage appropriate for cylinders? # Is de -chlorination substance stored away from chlorine containers? Are the tablets the proper size and type? Comment: None. Are tablet de -chlorinators operational? Number of tubes in use? Comment: None. Yes No NA NE Gas ❑ ❑ ❑ ❑ ❑ ❑ ■ ❑ ❑ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ 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 0 ❑ ❑ ❑ Solids, pH, DO, Sludge Judge, and other that are applicable? Comment: The WWTP appeared to be well operated and maintained. No deficiencies or violations were noted during the inspection. Permit Yes No NA NE (If the present permit expires in 6 months or less). Has the permittee submitted a new ❑ ❑ 0 ❑ 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 new permit became effective March 1, 2020 and expires February 28, 2025. Page# 5