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Home My WebLink AboutNC0020338_Compliance Evaluation Inspection_20220718 (2)United States Environmental Protection Agency E PA 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) 1 21I Transaction Code NPDES yr/mo/day Inspection IN I 2 IL I 3 I NC0020338 111 121 22/06/15 117 Type 18 I O I I I I I I Inspector Fac Type 19 I S I 201 I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I 1 I P6 Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 QA Reserved 671 I 7° I I 711 172 I N I 73I I 74 71 I I 1 1 1 1 1 1 180 Section B: Facility Data Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include POTW name and NPDES oermit Number) Yadkinville WWTP 1620 Fred Hinshaw Rd Yadkinville NC 27055 Entry Time/Date 10:OOAM 22/06/15 Permit Effective Date 20/03/01 Exit Time/Date 11:30AM 22/06/15 Permit Expiration Date 25/02/28 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) /// Grant Franklin Trivette/ORC/336-679-2184/ Other Facility Data 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 Flow Measurement Operations & Maintenar Records/Reports Facility Site Review Effluent/Receiving Wate Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) (See attachment summary) ,a4;--71)/zziseig-- July a, 2022 Name(s) and Signature(s) of Inspector(s) Agency/Office/Phone and Fax Numbers Date Gary Hudson DWR/Division of Water Quality/336-776-9694/ Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers Date rDocuSigned by: 7/18/2022 i....T. Jtildcr EPATIIt ° t ev 9-94) Previous editions are obsolete. Page# 1 3I NPDES yr/mo/day N C 0020338 111 121 22/06/15 I17 Inspection Type 18 [j (Cont.) 1 Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) *A permit modification was issued on June 3, 2022 increasing the effluent copper limits. *The WWTP appeared to be well operated and maintained. No discrepancies were noted during the inspection. *Mr. Trivette and the WWTP staff do a very good job with regards to keeping records. Monthly eDMR's were checked against lab result sheets for the months of October 2021, and April 2022. No discrepancies were noted. *The oxidation ditch appeared to be operating properly. *The secondary clarifier appeared to be working properly. The effluent leaving the clarifier was very clear on the day of the inspection. Page# 2 Permit: NC0020338 Inspection Date: 06/15/2022 Owner - Facility: Yadkinville WWTP Inspection Type: Compliance Evaluation Permit Yes No NA NE (If the present permit expires in 6 months or less). Has the permittee submitted a new DOME application? Is the facility as described in the permit? • ❑ ❑ ❑ # Are there any special conditions for the permit? El • El El Is access to the plant site restricted to the general public? • ❑ ❑ ❑ Is the inspector granted access to all areas for inspection? • ❑ ❑ ❑ Comment: A permit modification was issued on June 3, 2022 increasing the effluent copper limits. Operations & Maintenance Yes No NA NE Is the plant generally clean with acceptable housekeeping? • ❑ ❑ ❑ Does the facility analyze process control parameters, for ex: MLSS, MCRT, Settleable MEII=11=1 Solids, pH, DO, Sludge Judge, and other that are applicable? Comment: The WWTP appeared to be well operated and maintained. No discrepancies were noted during the inspection. 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? (If the facility is = or > 5 MGD permitted flow) Do they operate 24/7 with a certified operator 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? Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • • • Page# 3 Permit: NC0020338 Inspection Date: 06/15/2022 Owner - Facility: Yadkinville WWTP Inspection Type: Compliance Evaluation Record Keeping Yes No NA NE Is a copy of the current NPDES permit available on site? Facility has copy of previous year's Annual Report on file for review? • ❑ ❑ ❑ Comment: Mr. Trivette and the WWTP staff do a very good job with regards to keeping records. Monthly eDMR's were checked against lab result sheets for the months of October 2021, and April 2022. No discrepancies were noted. Bar Screens Yes No NA NE Type of bar screen a.Manual ❑ b.Mechanical • Are the bars adequately screening debris? ■ ❑ ❑ ❑ Is the screen free of excessive debris? ■ ❑ El El Is disposal of screening in compliance? • El El El Is the unit in good condition? • El ❑ ❑ Comment: 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: The oxidation ditch appeared to be operating properly. 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? Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ ❑ ❑ ❑ • • ❑ ❑ ❑ Yes No NA NE • ❑ ❑ ❑ Page# 4 Permit: NC0020338 Inspection Date: 06/15/2022 Owner - Facility: Yadkinville WWTP Inspection Type: Compliance Evaluation Secondary Clarifier Yes No NA NE 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: The secondary clarifier appeared to be working properly. The effluent leaving the clarifier was very clear on the day of the inspection. Page# 5