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Home My WebLink AboutNC0078115_Compliance Evaluation Inspection_20220603ROY COOPER Governor ELIZABETH S. BISER Secretary RICHARD E. ROGERS, JR. Director Shannon Becker Aqua North Carolina, INC 202 Mackenan Court Cary, NC 27511 NORTH CAROLINA Environmental Quality June 23, 2022 SUBJECT: Compliance Evaluation Inspection Greystone Subdivision WWTP NPDES Permit No. NC0078115 Forsyth County Dear Mr. Becker, On May 19, 2022, Gary Hudson of this office met with Morgan Turner, Operator in Responsible Charge (ORC), to perform a Compliance Evaluation Inspection at the above referenced wastewater treatment plant. This type of inspection consists of two basic parts: an in -office file review and an on -site inspection of the treatment facility. The attached EPA inspection form details the areas that were evaluated during this inspection. The inspection of the facility was satisfactory. If you have any questions regarding the inspection or this report, please contact Gary Hudson or me at (336) 776-9800 or by email at gary.hudson@ncdenr.gov or lon.snider@ncdenr.gov. Sincerely, I DocuSigned b<y: Jn,lAts' — 145B49E225C94EA.. Lon Snider Regional Supervisor Water Quality Regional Operations Division of Water Resources Attachments: EPA Water Compliance Inspection Report cc: WSRO GDE NORTH CAROLINA ' omm mr� ep..of o�.i North Carolina Department of Environmental Quality I Division of Water Resources Winston-Salem Regional Office 1450 W. Hanes Mill Rd, Suite 300 I Winston-Salem, North Carolina 27105 336.776.9800 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) Transaction 1 21IIIIII Code NPDES yr/mo/day Inspection IN I 2 LI 3 I NC0078115 111 121 22/05/19 117 Type 1810I IIIIIIIIIII Inspector Fac Type 19I S I 2011 IIIIIIIIIII IIIIIII I IIIIII P6 Inspection 671 Work Days Facility Self -Monitoring Evaluation Rating B1 QA Reserved I 70I I 711 172 I N I 731 1 74 71 I I I I I I I I 180 Section B: Facility Data Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include POTW name and NPDES Dermit Number) Greystone Subdivision WWTP Lot 74 Creek Bed Rd Kernersville NC 27284 Entry Time/Date 09:OOAM 22/05/19 Permit Effective Date 17/06/01 Exit Time/Date 09:30AM 22/05/19 Permit Expiration Date 22/02/28 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) /// Morgan Lee Turner/ORC/336-996-2841/ Other Facility Data Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Dustin K Metreveon,NCSR 1802 Salisbury NC 28144//704-788-9497/7047886006 No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit Flow Measurement Operations & Maintenar Records/Reports Facility Site Review 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 Quality/336-776-9694/ Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers Date FDocuSigned by: L—o, —r. Stiac>_ 6/22/2022 145B49E225C94EA... EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page# 1 sI NPDES yr/mo/day N C0078115 111 121 22/05/19 I17 Inspection Type 18 [j 1 Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) *The permit expired on February 28, 2022. A permit renewal application has been submitted. *The WWTP appeared to be well operated and maintained. No discrepancies were noted during the inspection. *Mr. Turner does a very good job with regards to keeping records. *The aeration basin 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: NC0078115 Inspection Date: 05/19/2022 Owner - Facility: Greystone Subdivision 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 MODE 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: The permit expired on February 28, 2022. A permit renewal application has been submitted. 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 MODE 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 Yes No NA NE Are records kept and maintained as required by the permit? • El El El Is all required information readily available, complete and current? • El El El Are all records maintained for 3 years (lab. reg. required 5 years)? • ❑ El El Are analytical results consistent with data reported on DMRs? • El El El Is the chain -of -custody complete? • El El El 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? • El El El Has the facility submitted its annual compliance report to users and DWQ? El El • El (If the facility is = or > 5 MGD permitted flow) Do they operate 24/7 with a certified El El • El operator on each shift? Is the ORC visitation log available and current? • El El El Is the ORC certified at grade equal to or higher than the facility classification? • El El El Page# 3 Permit: NC0078115 Inspection Date: 05/19/2022 Owner - Facility: Greystone Subdivision WWTP Inspection Type: Compliance Evaluation Record Keeping 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? Facility has copy of previous year's Annual Report on file for review? Comment: Mr. Turner does a very good job with regards to keeping records. Yes No NA NE • ❑ ❑ ❑ 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? • ❑ ❑ ❑ Are the diffusers operational? ■ ❑ ❑ ❑ 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? ❑ ❑ ❑ • Is the DO level acceptable?(1.0 to 3.0 mg/I) ❑ ❑ ❑ • Comment: The aeration basin appeared to be operating properly. 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 ❑ ❑ 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 ❑ ❑ Is the site free of excessive floating sludge? • El El El Is the drive unit operational? ❑ ❑ • ❑ Is the return rate acceptable (low turbulence)? • ❑ ❑ ❑ Is the overflow clear of excessive solids/pin floc? ■ El ❑ ❑ Is the sludge blanket level acceptable? (Approximately'/4 of the sidewall depth) El El El • Comment: The secondary clarifier appeared to be working properly. The effluent leaving the clarifier was very clear on the day of the inspection. Page# 4