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Home My WebLink AboutNC0044725_Inspection_20060407Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources Alan W. Klimek, P.E. Director Division of Water Quality April 7, 2006 Paul G Davis; Director Executive Laurinburg-Maxton Airport Commission PO Box 31 Laurinburg NC 28353 SUBJECT: April 2, 2006 Compliance Evaluation Inspection Laurinburg-Maxton Airport Commission Laurinburg Industrial WWTP Permit No: NC0044725 Scotland County Dear Mr. Davis: Enclosed please find a copy of the Compliance Evaluation Inspection form from the inspection conducted on April 2, 2006. The Compliance Evaluation Inspection was conducted by Mark Brantley, Environmental Chemist, of the Fayetteville Regional Office. The facility was found to be in Compliance with permit NC0044725. The Cooperation of Mr. Gary Arnett, ORC, and Mr. Charles Vanderbilt, Laboratory Supervisor, was greatly appreciated. As a reminder, preservation of the Waters of the State can only be acquired through consistent NPDES permit compliance. Please refer to the enclosed inspection report for additional observations and comments. If you or your staff have any questions, please call me at 910-486-1541 Ext.727. cc: Gary T Arnett, ORC Central Files Fayette 1�1�1e �lles'°°� Sincerely, Avac- Mark Brantley Environmental Chemist North Carolina Division of Water Quality/Aquifer Protection Section 225 Green St./ Suite 714 Fayetteville, NC 28301 Phone (910) 486-1541 FAX (910) 486-0707 Internet: h2o.enr.state.nc.us Customer Service 1-877-623-6748 NorthCarolina Naturally An Equal Opportunity/Affirmative Action Employer — 50% Recycled/10% Post Consumer Paper 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 NPDES yr/mo/day Inspection 1 1 NI 2 151 31 NC0044725 111 121 06/04/02 117 Type Inspector Fac Type 181 CI 191 S1 201 11 Remarks 211111111111111111111111111111111111111111111111166 Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 QA ---- ------- ----------Reserved------- ------- -- 671 1 69 701 31 "1 NI 721 N I 731 1 1 74 751 1 1 1 1 1 1 1 80 Section B: Facility Data Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include POTW name and NPDES permit Number) Laurinburg Industrial WWTP NCSR 1434 Maxton NC 28364 Entry Time/Date 10:30 AM 06/04/02 Permit Effective Date 05/06/01 Exit Time/Date 12:30 PM 06/04/02 Permit Expiration Date 09/07/31 Name(s) of Onsite Representative(s)lrtles(s)/Phone and Fax Number(s) /// Gary T Arnett/ORC/910-844-5081/ Mickey Lee Oxendine/ORC/910-844-5081/ Other Facility Data Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Paul G Davis,PO Box 31 Laurinburg NC 28353//910-844-5081/9108449681 No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit Flow Measurement Operations & Maintenance Records/Reports Self -Monitoring Program • Sludge Handling Disposal Facility Site Review • Compliance Schedules Effluent/Receiving 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 Mark Brantley FRO WQ//910-486-1541 Ext.727/ 71144- ,d4e.,4--- Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers �jDate Belinda S Henson �/�//e-A.. J ter" FRO WQ//910-486-1541 Ext.726/ (_ -1.1 Oii EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page # 1 31 NPDES NCO044725 yt/mo/day Inspection Type 111 121 06./04/02. I.17 18� _' (cont.) 1 Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) The plant was overall clean and neat in appearance and the time of the inspection. Comments 1. As a safety precaution please install belt guards over belts on digester blower. 2. Please repair high water alarm at the effluent pump stationas soon as possible. DMR's for the month's of September 2005, November 2005, and January 2006 wer e compared to laboratory bench sheets and found to b e in order. A violation report for 2005 revealed two weekly fecal violations, two weekly total suspended solids violations, two monthly suspended solids violations, and three daily pH violations. All violations were handled through the F ayetteville Regional Office either by a notice of violation or through a civil penalty. Page # 2 Permit: NC0044725 Owner - Facility: Laurinburg Industrial WWTP Inspection Date: 04/02/2006 Inspection Type: Compliance Evaluation Compliance Schedules Yes No NA NE Is there a compliance schedule for this facility? Ninon Is the facility compliant with the permit and conditions for the review period? ■ n n n Comment: Operations & Maintenance Yes No NA NE Is the plant generally clean with acceptable housekeeping? ■ n n n Does the facility analyze process control parameters, for ex: MLSS, MCRT, Settleable Solids, pH, DO, Sludge IN n n ❑ Judge, and other that are applicable? Comment: Facility uses MLSS, settleable solids, pH, dissolved oxygen, and sludge blankets for process controls. 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: Record Keeping Yes No NA NE Are records kept and maintained as required by the permit? ■ n ❑ n Is all required information readily available, complete and current? ■ ❑ ❑ ❑ Are all records maintained for 3 years (lab. reg. required 5 years)? • n ❑ Are analytical results consistent with data reported on DMRs? • n n 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? ■ n n n 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? n n ■ n Page # 3 Yes No NA NE n n■n ■ nnn n n■n ■ nnn ■ nnn Permit: NC0044725 Owner - Facility: Laurinburg Industrial WWTP Inspection Date: 04/02/2006 Inspection Type: Compliance Evaluation Record Keeping Yes No NA NE Is the ORC visitation log available and current? min n n Is the ORC certified at grade equal to or higher than the facility classification? ■ n n n Is the backup operator certified at one grade less or greater than the facility classification? N fl El El Is a copy of the current NPDES permit available on site? U n n n Facility has copy of previous year's Annual Report on file for review? n n • n Comment: Effluent Pipe Yes No NA NE Is right of way to the outfall properly maintained? 0 n n ■ Are the receiving water free of foam other than trace amounts and other debris? n n n ■ If effluent (diffuser pipes are required) are they operating properly? ❑ ❑ n • Comment: Flow Measurement - Effluent Yes No NA NE # Is flow meter used for reporting? ■ n n n Is flow meter calibrated annually? ■ n n n Is the flow meter operational? ■ n n n (If units are separated) Does the chart recorder match the flow meter? n n n ■ Comment: Johnston Controls is scheduled to calibrate flow meter on 4-5-06. Aerobic Digester Yes No NA NE Is the capacity adequate? ■ ❑ ❑ n Is the mixing adequate? n n n ■ Is the site free of excessive foaming in the tank? 0 0 0 ■ # Is the odor acceptable? 'Irmo # Is tankage available for properly waste sludge? ■ n n n Comment: Drying Beds Yes No NA NE Is there adequate drying bed space? ■ n n n Is the sludge distribution on drying beds appropriate? ■ n n ❑ Are the drying beds free of vegetation? ■ n n n # Is the site free of dry sludge remaining in beds? norm Is the site free of stockpiled sludge? n ■ n n Page # 4 Permit: NC0044725 Owner - Facility: Laurinburg Industrial WWTP Inspection Date: 04/02/2006 Inspection Type: Compliance Evaluation Drying Beds Is the filtrate from sludge drying beds returned to the front of the plant? # Is the sludge disposed of through county landfill? # Is the sludge land applied? (Vacuum filters) Is polymer mixing adequate? Comment: One bed had some Iiguid sludge, two beds had dried sl udge that was ready to be removed, and one bed was used for sludge storage. Facility has 119 acres permitted for sludge application in their land application program. Solids Handling Equipment Is the equipment operational? Is the chemical feed equipment operational? Is storage adequate? Is the site free of high level of solids in filtrate from filter presses or vacuum filters? Is the site free of sludge buildup on belts and/or rollers of filter press? Is the site free of excessive moisture in belt filter press sludge cake? The facility has an approved sludge management plan? Comment: Pump Station - Effluent Yes No NA NE Is the pump wet well free of bypass lines or structures? ■ n ❑ n Are all pumps present? ■ ❑ n n Are all pumps operable? ■ n n n Are float controls operable? ■ ❑ ❑ ❑ Is SCADA telemetry available and operational? ❑ ❑ • ❑ Is audible and visual alarm available and operational? ❑ ■ n n Comment: The high water alarm at the effluent pump station was not working at the time of the inspection. Pump Station - Influent Yes No NA NE Is the pump wet well free of bypass lines or structures? ■ ❑ ❑ ❑ Is the wet well free of excessive grease? ■ n n n Are all pumps present? ■ ❑ n n Are all pumps operable? ■ n n ❑ Are float controls operable? ❑ n ❑ ■ Yes No NA NE ■ nnn n n■n • n❑n ❑❑na Yes No NA NE ■ n❑n ❑ n■n En El ❑❑■n n n■n ❑ n■❑ ■ ❑❑❑ Page # 5 Permit: NC0044725 Owner - Facility: Laurinburg Industrial WWfP Inspection Date: 04/02/2006 Inspection Type: Compliance Evaluation Pump Station -Influent Yes No NA _ NE Is SCADA telemetry available and operational? n n n • Is audible and visual alarm available 'and operational? n n • n Comment: Bar Screens Yes No NA NE Type of bar screen a.Manual n b.Mechanical • Are the bars adequately screening debris? ■ n n n Is the screen free of excessive debris? n n n Is disposal of screening in compliance? • n n n Is the unit in good condition? ■ ❑ ❑ n Comment: Grit Removal Yes No NA NE Type of grit removal a.Manual n b.Mechanical n Is the grit free of excessive organic matter? ❑ n n • Is the grit free of excessive odor? 0 n n • # Is disposal of grit in compliance? n n n 1 Comment: Grit removal system has never been in operation. Secondary Clarifier Yes No NA NE Is the clarifier free of black and odorous wastewater? ■ n n n Is the site free of excessive buildup of solids in center well of circular clarifier? ■ n n n Are weirs level? ■ n n n Is the site free of weir blockage? ■ n n n Is the site free of evidence of short-circuiting? • n n n Is scum removal adequate? ■ n n n Is the site free of excessive floating sludge? • n ❑ n Is the drive unit operational? • n n n Is the return rate acceptable (low turbulence)? ■ n n ❑ Page # 6 Permit: NC0044725 Owner - Facility: Laurinburg Industrial wwTP Inspection Date: 04/02/2006 Inspection Type: Compliance Evaluation Secondary Clarifier Is the overflow clear of excessive solids/pin floc? Is the sludge blanket level acceptable? (Approximately'/4 of the sidewall depth) Comment: The sludge blanket in the nu mber 1 clarifier was at three feet. 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 dissolved oxygen level was 4.0 mg/I on 4-6-06. Filtration (High Rate Tertiary) Type of operation: Is the filter media present? Is the filter surface free of clogging? Is the filter free of growth? Is the air scour operational? Is the scouring acceptable? Is the clear well free of excessive solids and filter media? Comment: Disinfection -Gas Are cylinders secured adequately? Are cylinders protected from direct sunlight? Is there adequate reserve supply of disinfectant? Is the level of chlorine residual acceptable? Is the contact chamber free of growth, or sludge buildup? Is there chlorine residual prior to de -chlorination? Comment: Yes No NA NE ■ nnn ■ nnn Yes No NA NE ■ nnn ■ nnn ■ nnn ■ nnn ■ nnn n nn■ ■ nnn n nn■ Yes No NA NE Up flow ■ nnn ■ nnn ■ nnn ■ nnn ■ nnn ■ nnn Yes No NA NE ■ nnn ■ nnn ■ nnn ■ nnn ■ nnn ■ nnn Page # 7 Permit: NC0044725 Owner - Facility: Laurinburg Industrial WWTP Inspection Date: 04/02/2006 Inspection Type: Compliance Evaluation De -chlorination Type of system ? Is the feed ratio proportional to chlorine amount (1 to 1)? Is storage appropriate for cylinders? # Is de -chlorination substance stored away from chlorine containers? Comment: Are the tablets the proper size and type? Are tablet de -chlorinators operational? Number of tubes in use? Comment: 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: Pumps=RAS-WAS Are pumps in place? Are pumps operational? Are there adequate spare parts and supplies on site? Comment: 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 1.0 to 4.4 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 Gas ■ nnn ■ nnn ninon n n■n n n■n Yes No NA NE ■ nnn' ■ nnn ■ nnn n nn■ ■ nnn ■ nnn ■ nnn Yes No NA NE ■ nnn ■ nnn ■ nnn Yes No NA NE ■ nnn ■ nnn ■ nnn ■ nnn n n■n n n■n Page # 8 Permit: NC0044725 Owner - Facility: Laurinburg Industrial WWTP Inspection Date: 04/02/2006 Inspection Type: Compliance Evaluation Laboratory Yes No NA NE Comment: Facility uses TBL laboratory in Lumberton for all required NPDES parameters except field parameters. Influent Sampling Yes No NA NE # Is composite sampling flow proportional? n n • n Is sample collected above side streams? ■ n fl ❑ Is proper volume collected? ■ n n n Is the tubing clean? ■ n n n Is proper temperature set for sample storage (kept at 1.0 to 4.4 degrees Celsius)? 0 ■ n n Is sampling performed according to the permit? ■ n ❑ ❑ Comment: Samples are collected at the rate of 200 ml per hour. Influent sampler was at -1.0 degree celsius. Please be reminded that the temperature in the sampler should be maintained between Ito 4 degrees Celsius. Effluent Sampling Yes No NA NE Is composite sampling flow proportional? ■ n ❑ ❑ Is sample collected below all treatment units? ■ n n n Is proper volume collected? ■ n n n Is the tubing clean? ■ n n n Is proper temperature set for sample storage (kept at 1.0 to 4.4 degrees Celsius)? ■ n n n Is the facility sampling performed as required by the permit (frequency, sampling type representative)? ■ n n n Comment: Page # 9