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Home My WebLink AboutNCG500680_Compliance Evaluation Inspection_20220829ROY COOPER Governor ELIZABETH S. BISER Secretary RICHARD E. ROGERS, JR. Director Christian Rushforth, General Manager Riley Technologies, LLC. 170 Overhill Drive Mooresville, NC 28117 SUBJECT: Compliance Evaluation Inspection Riley Technologies, LLC. NPDES Permit No. NCG500680 Iredell County Dear Mr. Rushforth: NORTH CAROLINA Environmental Quality August 29, 2022 Enclosed is a copy of the Compliance Evaluation Inspection (CEI) Report for the inspection conducted at the subject facility on August 25, 2022, by Mr. Wes Bell of this Office. Should you have any questions concerning this report, please do not hesitate to contact Mr. Bell at (704) 235-2192 or at wes.bell@ncdenr.gov. Enclosure: Inspection Report Cc: NPDES Program Files - Laserfiche D_E Sincerely, ,----DocuSigned by: �z,c�cw H P,.x.:.v► F161 FB69A2D84A3... Andrew Pitner, Assistant Regional Supervisor Water Quality Regional Operations Section Mooresville Regional Office Division of Water Resources, NCDEQ North Carolina Department of Environmental Quality I Division of Water Resources Mooresville Regional Office 1610 East Center Avenue. Suite 301 1 Mooresville. North Carolina 28115 704.663.1699 United 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 1 IN I 2 21IIIIII I5 I NPDES yr/mo/day Inspection 3 I NCG500680 111 121 22/08/25 117 Type 18110 IIIIIIIIIII Inspector Fac Type 19 I S I 201 IIIIIIIIIIIIIIIIII I IIIIII P6 Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 QA Reserved 67I1.0 I 70I3 I 71IN I 72 I N I 731 I 74 751 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) Riley Technologies LLC 170 Overhill Dr Mooresville NC 28117 Entry Time/Date 12:40PM 22/08/25 Permit Effective Date 22/03/01 Exit Time/Date 01:15PM 22/08/25 Permit Expiration Date 25/11/30 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) /// Christian Rushforth//704-663-6319 / Other Facility Data Name, Address of Responsible Official/Title/Phone and Fax Number Contacted William P Riley,170 Overhill Dr Mooresville NC 28117//704-663-6319/ No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit Flow Measurement Operations & Maintenar Records/Reports Self -Monitoring Progran Facility Site Review Effluent/Receiving Wate Laboratory Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) (See attachment summary) Name(s) and Signature(s) Wes Bell of Inspector(s) Agency/Office/Phone and Fax Numbers Date -Docusiyned by: DWR/MRO WQ/704-663-1699 Ext.2192/ 8/29/2022 "-A61696D90CC3437... Signature of M Andrew Pit 8fl901P diteviewer Agency/Office/Phone and Fax Numbers Date ie ' Ei t WR/MRO WQ/704-663-1699 Ext.2180/ 8/29/2022 '-F161FB69A2D84A3... EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page# 1 NPDES yr/mo/day 31 NCG500680 111 121 22/08/25 I17 Inspection Type 18 [j 1 Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Page# 2 Permit: NCG500680 Inspection Date: 08/25/2022 Owner - Facility: Riley Technologies LLC 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 El El • ❑ application? Is the facility as described in the permit? • El El El # 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? • El El El Comment: The Division issued the initial Certificate of Coverage (CoC) on 2/8/2022. No chemicals (biocides, corrosion inhibitors, etc.) are added to the non -contact cooling water system. Operations & Maintenance Yes No NA NE Is the plant generally clean with acceptable housekeeping? • El ❑ ❑ Does the facility analyze process control parameters, for ex: MLSS, MCRT, Settleable El El El Solids, pH, DO, Sludge Judge, and other that are applicable? Comment: Well water is used as the non -contact cooling water for the autoclave. The cooling water is discharged approximately once per day (on the average), five days per week. The on -site well is equipped with a flow meter and the effluent discharge passes through a fan induced cooling system prior to entering the stormwater drainage system. 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 El Name of individual performing the sampling El Results of analysis and calibration ❑ Dates of analysis El Name of person performing analyses El Transported COCs El 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 (If the facility is = or > 5 MGD permitted flow) Do they operate 24/7 with a certified El El • El operator on each shift? Page# 3 Permit: NCG500680 Inspection Date: 08/25/2022 Owner - Facility: Riley Technologies LLC Inspection Type: Compliance Evaluation Record Keeping 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? Facility has copy of previous year's Annual Report on file for review? Yes No NA NE ❑ ❑ • ❑ • ❑ ❑ ❑ ❑ ❑ • ❑ Comment: The facility staff have not initiated effluent sampling since the issuance of the CoC. The General Manager indicated that semi-annual sampling would be completed by the end of the year. The permittee must ensure all semi-annual sampling is performed according to the subject permit. Laboratory 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? Incubator (BOD) set to 20.0 degrees Celsius +/- 1.0 degrees? Yes No NA NE ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ Comment: The General Manager indicated that the temperature and pH monitoring would be performed by on -site staff. A copy of the pH calibration and analysis guidance document (developed by the Division's Laboratory Certification Unit) was separately emailed to the General Manager. Effluent Sampling Yes No NA NE 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 subject permit requires effluent grab samples. No sampling has been performed since the CoC issuance. Upstream / Downstream Sampling Yes No NA NE Page# 4 Permit: NCG500680 Inspection Date: 08/25/2022 Owner - Facility: Riley Technologies LLC Inspection Type: Compliance Evaluation Upstream / Downstream Sampling Yes No NA NE Is the facility sampling performed as required by the permit (frequency, sampling type, ❑ ❑ • ❑ and sampling location)? Comment: The effluent is discharged into the stormwater drainage system; therefore, no instream monitoring is required (per Permit). Flow Measurement - Effluent # 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? Yes No NA NE ❑ ❑ • ❑ ❑ ❑ • ❑ Comment: The effluent is discharged on a batch basis. The flows can be measured at either the on -site well (via in -line meter) or effluent pipe (time vs. volume method). Effluent Pipe Yes No NA NE Is right of way to the outfall properly maintained? ❑ ❑ • ❑ Are the receiving water free of foam other than trace amounts and other debris? ❑ ❑ • ❑ If effluent (diffuser pipes are required) are they operating properly? ❑ ❑ ■ ❑ Comment: No discharges were observed during the inspection. Page# 5