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Home My WebLink AboutNC0071943_Compliance Evaluation Inspection_20210419 (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) Transaction Code NPDES yr/mo/day Inspection 1 IN I 2 L 3 I NC0071943 111 121 21/04/12 117 Type 1810I IIIIIIIIIII Inspector Fac Type 191S I 2011 21IIIIII IIIIIIIIIIIIIIIIII I IIIIII P6 Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 QA Reserved 67I1.0 I 70I4 I 71IN I 72 I N I 731 1 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 Dermit Number) Boiling Springs WWTP 2556 Rockyford Rd Boiling Springs NC 28017 Entry Time/Date 09:55AM 21/04/12 Permit Effective Date 18/09/01 Exit Time/Date 11:45AM 21/04/12 Permit Expiration Date 23/08/31 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) /// Michael Todd Humphries/ORC/704-300-8641/ Other Facility Data Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Mike Gibert,PO Box 1014 Boiling Springs NC 280171014//704-434-2357/ 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 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) of Inspector(s) Agency/Office/Phone and Fax Numbers Date Michael J Meilinger DWR/MRO WQ/704-235-2183/ Ori A Tuvia DWR/MRO WQ/704-663-1699/ Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers Date W. Corey Basinger DWR/Division of Water Quality/704-235-2194/ EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. DocuSigned by: 4/20/2021 A14CC681AF27425... Page# 1 31 NPDES yr/mo/day NC0071943 111 121 21/04/12 117 Inspection Type 18 [j 1 Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Michael Meilinger and Tim Heim were on -site for the inspection. Drone pictures were taken and copies were given to the ORC. Page# 2 Permit: NC0071943 Inspection Date: 04/12/2021 Owner - Facility: Boiling Springs WWTP Inspection Type: Compliance Evaluation 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? Comment: The subject permit expires on 8/31/2023. 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 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? Facility has copy of previous year's Annual Report on file for review? Yes No NA NE ❑ ❑ • ❑ • ❑ ❑ ❑ Yes No NA NE ❑ ❑ ❑ • • ❑ ❑ ❑ • ❑ ❑ ❑ • • • • ❑ ❑ ❑ ❑ ❑ • ❑ IN ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Comment: The records reviewed during the inspection were organized and well maintained. DMRs, COCs, Calibration logs and ORC visitation logs were reviewed for the month of February 2021. Laboratory Yes No NA NE Page# 3 Permit: NC0071943 Inspection Date: 04/12/2021 Owner - Facility: Boiling Springs WWTP Inspection Type: Compliance Evaluation 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: On -site field analyses (pH and temperature) are performed under the Town's laboratory certification #5013. Water Tech Labs (and previously Pace Analytical Services, Inc.) (BOD, TSS, ammonia, nutrients, fecal coliform) has also been contracted to perform analytical support. Inspection conducted during Covid-19 and on -site lab was not inspected. 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? Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ ■ ❑ ❑ ❑ • ❑ ❑ ❑ Comment: Composite sampling of influent BOD and TSS is required by the permit. The facility staff periodically conductes aliquot verifications to ensure that both composite samplers meet requirements. 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)? Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ ▪ ❑ ❑ ❑ • ❑ ❑ ❑ II El El El Comment: Both composite and grab sampling are required by the permit. Operations & Maintenance Yes No NA NE Page# 4 Permit: NC0071943 Inspection Date: 04/12/2021 Owner - Facility: Boiling Springs WWTP Inspection Type: Compliance Evaluation 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? Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ Comment: The facility appeared to be properly operated and well maintained. All process control measurements were being properly documented and maintained on -site. 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? Comment: 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: Yes No NA NE • • ▪ ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ 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? • ❑ ❑ ❑ Page# 5 Permit: NC0071943 Inspection Date: 04/12/2021 Owner - Facility: Boiling Springs WWTP Inspection Type: Compliance Evaluation Aeration Basins Is the DO level acceptable?(1.0 to 3.0 mg/I) • Yes No NA NE ❑ ❑ ❑ Comment: Some dead spots were observed in one of the aeration basins. The facility is in the process of having the basin maintained in order to eliminate the dead spots. 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? 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: Both secondaries were in service. Some floating material was observed Pumps-RAS-WAS Are pumps in place? Are pumps operational? Are there adequate spare parts and supplies on site? Comment: Disinfection - UV Are extra UV bulbs available on site? Are UV bulbs clean? Is UV intensity adequate? Is transmittance at or above designed level? Is there a backup system on site? Is effluent clear and free of solids? Comment: • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Yes No NA NE Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Page# 6 Permit: NC0071943 Inspection Date: 04/12/2021 Owner - Facility: Boiling Springs WWTP Inspection Type: Compliance Evaluation 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 flow meter is calibrated twice a year and was last calibrated on 3/30/2021 by Clear Water Inc Effluent Pipe 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: 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? Yes No NA NE • ❑ ❑ • Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Comment: The facility is equipped with two aerobic digesters with one of the digesters currently being used as backup. The bio-solids are land applied (by PRC or staff) under the authority of permit WQ0018352. In case of excessive rain, which prevents land application, the staff pumps the solids to Shelby WWTP Standby Power Is automatically activated standby power available? Is the generator tested by interrupting primary power source? Is the generator tested under load? Was generator tested & operational during the inspection? Do the generator(s) have adequate capacity to operate the entire wastewater site? Is there an emergency agreement with a fuel vendor for extended run on back-up power? Is the generator fuel level monitored? Comment: Yes No NA NE • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Page# 7