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Home My WebLink AboutNC0085812_NOV2017LV0655_20171017I{+E't"�fi�OClti� Certified Mail # 7015 1520 0002 6984 9577 Return Receipt Requested October 3, 2017 Mr. Richard D. McMillian, P.E. Water & Wastewater Division Director 500 North Main Street, Suite 600 Monroe, NC 28112-4730 SUBJECT: NOTICE OF VIOLATION Tracking Number: NOV-2017-LV-0655 Permit No. NCO085812 Grassy Branch WWTP Union County Dear McMillian: ROY COOPER O'0~ MICHAEL S. K-EtlpAN S.1AY UMMERMAN Dkdw RECEIVEDINCDEQIDWR OCT 11 2017 Water Quality Permitting Section A review of the June 2017 Discharge Monitoring Report (DMR) for the subject facility revealed the violation(s) Indicated below: Limit Exceedance Violation(s): Sample Location Parameter Limit Reported Date Value Value Type of Violation 001 Effluent Nitrogen, Ammonia Total (as 6/10/2017 6 12 Weekly Average Exceeded N) - Concentration (C0610) Remedial actions, if not already implemented, should be taken to correct any noted problems. The Division of Water Resources may pursue enforcement actions for this and any additional violations. If the violations are of a continuing nature, not related to operation and/or maintenance problems, and you anticipate remedial construction activities, then you may wish to consider applying for a Special Order by Consent (SOC). r State of North Carolina I Environmental Quality I Water Resources 610 East Center Avenue, Suite 301, Mooresville, NC 28115 704-663-1699 If you have any questions concerning this matter or to apply for an SOC, please contact Roberto Scheller of the Mooresville Regional Office at 704-663-1699. Sincerely, W. Corey Basinger, Regional Supervisor Water Quality Regional Operations Section Mooresville Regional Office Division of Water Resources, NCDEQ Cc: WQS Mooresville Regional Office - Enforcement File NPDES Compliance/Enforcement Unit - Enforcement File State of North Carolina I Environmental Quality I Water Resources 610 East Center avenue, Suite 301, Mooresville, NC 28115 704-663-1699 ' Water -Resources ENVIRONMENTAL QUALITY October 5, 2017 ROY COOPER Gk) vo -w MICHAEL S. REGAN S. JAY ZIMMERMAN i v e,'1or Mr. Don Chamblee, Public Works Director RECEIVEDINCDEQIDWR County of Lincoln OCT 11 2017 115 West Street, 2°d Floor Citizens Center Lincolnton, NC 28091 Water Qualay Permitting Section Subject: Compliance Evaluation Inspection Lincoln County (Killian Creek) WWTP NPDES Permit No. NCO088722 Lincoln County Dear Mr. Chamblee: Enclosed is a copy of the Compliance Evaluation Inspection for the inspection conducted at the subject facility on October 4, 2017 by Ori Tuvia. James Simmons cooperation during the site visit was much appreciated. Please advise the staff involved with this NPDES Permit by forwarding a copy of the enclosed report. The report should be self-explanatory; however, should you have any questions concerning this report, please do not hesitate to contact Ori Tuvia at (704) 235-2190, or at ori.tuvia(a�,ncdenr. ov. Cc: NPDES Unit MRO Files Sincerely, Ori Tuvia, Environmental Engineer Mooresville Regional Office Division of Water Resources, DEQ Mooresville Regional Office Location. 610 East Center Ave , Suite 301 Mooresville, NC 28115 Phone (704) 663-16991 Fax (704) 663-60401 Customer Service 1-877.823-6748 United 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 I5 1 3 I NCO088722 I11 12 17/10/04 17 18 L, 1 19 I c I 20I 211 1 I 1 I I I I I I 11 1 I I I I I I I I I I I I I I I I I I 1 I 1 1 11 I I I I 166 I Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 QA Reserved 67110 70 Id I 71 I�, I 72 LN] 731 I 174 75III 80 LJ I I I 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) 09 20AM 17/10/04 15/03/01 Killian Creek WWTP 7085 Old Plank Rd Exit Time/Date Permit Expiration Date Stanley NC 28164 11 35AM 17/10/04 20/02/29 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) Other Facility Data /// James Timothy Simmons/ORC/704-748-2592/ Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Tommy Drum,7085 Old Plank Rd Stanley NC 28164//704-748-2314/ No Section C Areas Evaluated During Inspection (Check only those areas evaluated) Permit 0 Flow Measurement Operations & Maintenance Records/Reports Self -Monitoring Program E Sludge Handling Disposal Facility Site Review EffluentlReceiving Waters 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 On A Tuvia MRO WQ//704-663-1699/ 10 /E / I Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers Date W Corey Basinger MRO WQ//704-235-2194/ EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete Page# 1 NPDES yr/mo/day Inspection Type 31 NCO088722 11 1 121 17/10/04 1 1 ' 18 C Section D Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) 1 Page# 2 Permit NCO088722 Owner -Facility Killian Creek WWTP Inspection Date 10/04/2017 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 ❑ ❑ 0 ❑ application? Is the facility as described in the permit? 0 ❑ ❑ ❑ # Are there any special conditions for the permit? E ❑ ❑ ❑ 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 subiect permit expires on 2/29/2020 The facility is in the process of upgrading the Is the chain -of -custody complete? M ❑ eguipment The permit has addressed the upgrades by having a three stage effluent limits Dates, times and location of sampling COCs ORC visitation logs calibration logs and bench sheets were reviewed for the period based on the average daily flow. As of 7/6/16 the facility was on phase one. September 2016 through July 2017 Name of individual performing the sampling Record Keeping Yes No NA NE Are records kept and maintained as required by the permit? M ❑ ❑ ❑ Is all required information readily available, complete and current? 0 ❑ ❑ ❑ Are all records -maintained for 3 years (lab reg required 5 years)? M ❑ ❑ ❑ Are analytical results consistent with data reported on DMRs? E ❑ ❑ ❑ Is the chain -of -custody complete? M ❑ ❑ ❑ Dates, times and location of sampling COCs ORC visitation logs calibration logs and bench sheets were reviewed for the period September 2016 through July 2017 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? 0 ❑ ❑ ❑ Has the facility submitted its annual compliance report to users and DWQ? 0 ❑ ❑ ❑ (If the facility is = or > 5 MGD permitted flow) Do they operate 24/7 with a certified operator ❑ ❑ 0 ❑ 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? M ❑ ❑ ❑ Comment The records reviewed during the Inspection were organized and well maintained DMRs, COCs ORC visitation logs calibration logs and bench sheets were reviewed for the period September 2016 through July 2017 Page# 3 Permit NCO088722 Owner -Facility Killian Creek WINTP Inspection Date 10/04/2017 Inspection Type Compliance Evaluation Yes No NA NE # Is composite sampling flow proportional? N ❑ Laboratory Yes No NA NE Are field parameters performed by certified personnel or laboratory? N ❑ ❑ ❑ Are all other parameters(excluding field parametersi performed by a certified lab? 0 ❑ ❑ ❑ # Is the facility using a contract lab? M ❑ ❑ ❑ # Is proper temperature set for sample storage (kep: at less than or equal to 6 0 degrees N ❑ ❑ ❑ Celsius)? Incubator (Fecal Coliform) set to 44 5 degrees Celsius+/- 0 2 degrees? N ❑ ❑ ❑ Incubator (BOD) set to 20 0 degrees Celsius +/-1 0 degrees? t ❑ ❑ ❑ Comment Influent and effluent analyses (Including field) are performed under the on-site laboratory and grab pulled 170 ml certification #558. Pace Analytical Services, Inc (total nitrogen. total phosphorus, toxicity and zinc) has also been contracted to provide analytical support. Aliquot sample taken during the inspection pulled 130 ml Influent Sampling Yes No NA NE # Is composite sampling flow proportional? N ❑ ❑ ❑ Is sample collected above side streams? M ❑ ❑ ❑ Is proper volume collected? N ❑ ❑ ❑ Is the tubing clean? N ❑ ❑ ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6 0 degrees 0 ❑ ❑ ❑ Celsius)? Is sampling performed according to the permit? N ❑ ❑ ❑ Comment. The subject permit requires influent biochemical oxygen demand (BOD) and total suspended solids (TSS) composite samples Aliquot sample taken during the inspection and grab pulled 170 ml sampling Effluent Sampling Yes No NA NE Is composite sampling flow proportional? M ❑ ❑ ❑ Is sample collected below all treatment units? M ❑ ❑ ❑ Is proper volume collected? N ❑ ❑ ❑ Is the tubing clean? 0 ❑ ❑ ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6 0 degrees 0 ❑ ❑ ❑ Celsius)? Is the facility sampling performed as required by the permit (frequency, sampling type N ❑ ❑ ❑ representative)? Comment. The subject permit requires both effluent composite samples (flow proportional) and grab sampling Aliquot sample taken during the inspection pulled 130 ml Operations & Maintenance Yes No NA NE Page# 4 Permit NCO088722 Owner -Facility Killian Creek WWrP Inspection Date 10/04/2017 Inspection Type Compliance Evaluation Onerations & Maintenance Yes No NA NE Is the plant generally clean with acceptable housekeeping? E ❑ ❑ ❑ 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 facility appeared to be properly operated and well maintained The operations staff Incorporate a comprehensive process control program with all measurements being_ properly documented and maintained on-site The facility Isequipped with a SCADA system to assist the wastewater staff in the operation of the treatment processes/units including alarm notifications The alarm system Is also connected to a telemetry type system (paging system) to notify the operations staff Bar Screens Yes No NA NE Type of bar screen ❑ E ❑ ❑ a Manual ❑ ❑ ❑ ❑ b Mechanical 0 ❑ ❑ ❑ Are the bars adequately screening debris? E ❑ ❑ ❑ Is the screen free of excessive debris? N ❑ ❑ ❑ Is disposal of screening In compliance? N ❑ ❑ ❑ Is the unit in good condition? 0 ❑ 111:1 Comment The facility Is equipped with a mechanical and manual bar screens The manual bar screen Is only used during high volume and maintenance events Grit Removal Yes No NA NE Type of grit removal ❑ E ❑ ❑ a Manual ❑ ❑ ❑ ❑ b Mechanical 0 ❑ ❑ ❑ Is the grit free of excessive organic matter? N ❑ ❑ ❑ Is the grit free of excessive odor? 0 ❑ ❑ ❑ # Is disposal of grit in compliance? 0 ❑ ❑ ❑ Comment Screenings and grit are disposed at the Cabarrus County Landfill by a contracted compan Flow Measurement - Influent Yes No NA NE # Is flow meter used for reporting? ❑ E ❑ ❑ Is flow meter calibrated annually? ❑ ❑ ❑ Is the flow meter operational? 0 ❑ ❑ ❑ (If units are separated) Does the chart recorder match the flow meter? ❑ ❑ 0 ❑ Comment The flow meter is calibrated/verified once per year by Clearwater, Inc Page# 5 Permit NCO088722 Owner -Facility Killian Creek WWTP Type of operation Inspection Date 10/04/2017 Inspection Type Compliance Evaluation Is the reactor effluent free of solids? ❑ Flow Measurement - Influent Yes No NA NE Chemical Feed Yes No NA NE Is containment adequate? M ❑ ❑ ❑ Is storage adequate? M ❑ 1:11:1 M Are backup pumps available? 0 ❑ ❑ ❑ Is the site free of excessive leaking? 0 ❑ ❑ ❑ Comment* Sequencing Batch Reactors Yes No NA NE Type of operation Is the reactor effluent free of solids? ❑ ❑ ❑ Does minimum fill time correspond to the peak hour flow rate of the facility? ❑ ❑ 0 ❑ Is aeration and mixing cycled on and off during fill? M ❑ ❑ ❑ The operator understands and can explain the process? M ❑ ❑ ❑ Comment The facility is equipped with two SBRs operated in parallel Sodium hydroxide is added on an as -needed basis to maintain appropriate alkalinity/pH levels As part of the upgrade 5 new diffusers were added to the SBRs Pumps -RAS -WAS Yes No NA NE Are pumps in place? 0 ❑ ❑ ❑ Are pumps operational? 0 ❑ ❑ ❑ Are there adequate spare parts and supplies on site? M ❑ ❑ ❑ Comment Equalization Basins Is the basin aerated? Is the basin free of bypass lines or structures to the natural environment? Is the basin free of excessive grease? Are all pumps present? Are all pumps operable? Are float controls operable? Are audible and visual alarms operable? # Is basin size/volume adequate? Yes No NA NE ❑ ❑ ■ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ M ❑ ❑ ❑ ■ 000 M ❑ ❑ ❑ • ❑ ❑ ❑ • ❑ ❑ ❑ Comment SBR effluent is decanted into a post equalization basin (0 457 MG) prior to tertiary filtration Page# 6 I Permit NC0088722 Owner -Facility Killian Creek WWTP Are extra UV bulbs available on site? N Inspection Date 10/04/2017 Inspection Type Compliance Evaluation ❑ Are UV bulbs clean? Eaualization Basins Yes No NA NE Filtration (High Rate Tertiary) Yes No NA NE Type of operation Cross flow ❑ ❑ Is the filter media present? 0 ❑ ❑ ❑ Is the filter surface free of clogging? 0 ❑ ❑ ❑ Is the filter free of growth? M ❑ ❑ ❑ Is the air scour operational? ❑ ❑ N ❑ Is the scouring acceptable? E ❑ ❑ ❑ Is the clear well free of excessive solids and filter media? ❑ ❑ 0 ❑ Comment Three disk tertiary filter units (12 disks per unit) were In service and operational Disinfection - UV Yes No NA NE Are extra UV bulbs available on site? N ❑ ❑ ❑ Are UV bulbs clean? 0 ❑ ❑ ❑ Is UV intensity adequate? E ❑ ❑ ❑ Is transmittance at or above designed level? M ❑ ❑ ❑ Is there a backup system on site? 0 ❑ ❑ ❑ Is effluent clear and free of solids? E ❑ ❑ ❑ Comment: Two UV trains Flow Measurement - Effluent Yes No NA NE # Is flow meter used for reporting? 0 ❑ ❑ ❑ Is flow meter calibrated annually? N ❑ ❑ ❑ Is the flow meter operational? 0 ❑ ❑ ❑ (if units are separated) Does the chart recorder match the flow meter? E ❑ ❑ ❑ Comment: The flow meter Is calibrated/verified once per year by Clearwater. Inc Effluent Pipe Yes No NA NE Is right of way to the outfall properly maintained? 0 ❑ ❑ ❑ Are the receiving water free of foam other than trace amounts and other debris? 0 ❑ ❑ ❑ If effluent (diffuser pipes are required) are they operating properly? ❑ ❑ N ❑ Comment At the time of the inspection the facility was not discharging The Stream appeared to be clear no floatable solids or foam Page# 7 Permit NC0088722 Inspection Date 10/04/2017 Owner -Facility Killian Creek WWTP Inspection Type Compliance Evaluation Aerobic Digester Yes No NA NE Is the capacity adequate? 0 ❑ ❑ ❑ Is the mixing adequate? 0 ❑ ❑ ❑ Is the site free of excessive foaming In the tank? 0 ❑ ❑ ❑ # Is the odor acceptable? 0 ❑ ❑ ❑ # Is tankage available for properly waste sludge? 0 ❑ ❑ ❑ Comment. The facility is equipped with two aerobic digesters and an aerated sludge holding tank. ❑ ❑ ❑ Solids Handling Eguipment Yes No NA NE Is the equipment operational? ❑ N ❑ ❑ Is the chemical feed equipment operational? N ❑ ❑ ❑ Is storage adequate? 0 ❑ ❑ ❑ Is the site free of high level of solids In filtrate from filter presses or vacuum filters? M ❑ ❑ ❑ Is the site free of sludge buildup on belts and/or rollers of filter press? 0 ❑ ❑ ❑ Is the site free of excessive moisture In belt filter press sludge cake? M ❑ ❑ ❑ The facility has an approved sludge management plan? M ❑ ❑ ❑ Comment Dewatered bio -solids can either be land applied or transported to the Cabarrus Count Landfill for final disposal At the time of the inspection the facility was unable to send bio -solids to the landfill due to pumps being out of service due to sludge spill in the pump room The tertiary filter backwash, digester decant, and rotary press filtrate are piped to the facility's recycle pump station. The pump station returns the wastewater back to the influent prior to the SBR treatment process Standby Power Yes No NA NE Is automatically activated standby power available? N ❑ ❑ ❑ Is the generator tested by Interrupting primary power source? 0 ❑ ❑ ❑ Is the generator tested under load? N ❑ ❑ ❑ Was generator tested & operational during the Inspection? ❑ ❑ ❑ 0 Do the generator(s) have adequate capacity to operate the entire wastewater site? 0 ❑ ❑ ❑ Is there an emergency agreement with a fuel vendor for extended run on back-up power? 0 ❑ ❑ ❑ Is the generator fuel level monitored? N ❑ ❑ ❑ Comment. The standby generator is tested (automatically) under load once per week Page# 8