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Home My WebLink AboutNC0034860_Regional Office Historical File Pre 2018 (33)� ZZA FILIz,� RUM North Carolina Department of Environment and Natural Resources Division of Water Quality Beverly Eaves Perdue Coleen H. Sullins Dee Freeman Governor Director Secretary May 18, 2011 Mr. Darren Webb WWTP Operator -in -Responsible Charge Schneider Mills, Inc. 1170 NC Hwy 16 North Taylorsville, NC 28681 Subject: Compliance Biomonitoring Inspection Schneider Mills - Taylorsville WWTP NPDES Permit No. NCO034860 Alexander County, NC Dear Mr. Webb: Enclosed is a copy of the Compliance Biomonitoring Inspection Report for the inspection conducted at the subject facility on May 17, 2011 by John Lesley of this Office. Effluent Samples were collected for use in a chronic pass/fail toxicity test. Toxicity test results will be forwarded under separate cover when available. The report should be self-explanatory; however, should you have any questions concerning this report, please do not hesitate to contact Mr. Lesley or me at (704) 663-1699, Sincerely, Robert B. Krebs Surface Water Protection Section Regional Supervisor Enclosure cc: Central Files Susan Meadows, Aquatic Toxicology Unit Mooresville Regional Office One Location: 610 East Center Ave., Suite 301 Mooresville, NC 28115 NO1�11CarO/hila Phone: (704) 663-1699 \ Fax: (704) 663-6040 \ Customer Service: 1-877-623-6748 vVatlll' lAf lnternet: http'llportal.ncdenr.orglwebfwg — c..—i n......- it,, \ Affirmative Action Emolover — 50% Recycled110% Post Consumer paper United States Environmental Protection Agency Form Approved. E P ^ 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 I NI 2 151 31 N00034860 111 121 11/05/17 117 18L 191SI 2012J I- J Remarks 211111IIII IIII IIII IIII IIIIIIilllll IIII IIII IIIIIU6 Inspection Work Days Facility Self -Monitoring Evaluation Rating 81 QA --------------------------- Reserved ---------------------- 67I 3.0 169 70131 711 D I 72I N I 73 LU 74 751 I I I I I Li 80 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) 10:00 AM 11/05/17 11/01/01 Schneider Mills WWTP Exit Time/Date Permit Expiration Date 1170 NC Hwy 16 N Taylorsville NC 28681 12:00 PM 11/05/17 15/07/31 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) Other Facility Data Darren David Webb/ORC/828-632-8181/ Name, Address of Responsible Official/Title/Phone and Fax Number Harry McPherson,PO Box 519 Taylorsville NC 28681/Vice Contacted President/828-632-8181/ 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 Effluent/Receiving Waters. Laboratory Section D: Summary of Find in /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 John E 4Leley MRO WQ//704-663-1699 Ext.2198/ Sign�ature of Management Q A Revie er l Agency/Office/Phone and Fax Numbers Date vf I MaY`MRO WQ//704-663-1699 Ext.2204/ EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page # 1 NPDES yr/mo/day Inspection Type 3I NCO031860 ill 12I 11/05/17 I17 18IBI Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Self -monitoring reports were reviewed for the period March 2010 through February 2011. No violations . were reported during the period. The bailing water discharge has been tied into the sewer system. Page # 2 Permit: NCO034860 Inspection Date: 05/17/2011 Owner - Facility: Schneider Mills VWVTP Inspection Type: Bioassay Compliance 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 ■ n n n Judge, and other that are applicable? Comment: (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: There are two outfalls in the permit. Outfall 001 is the W/VTP effluent, outfall 002 is the WTP backwash discharge. -A toxicity sampling requirement has been added to outfall 002 (monitor only). 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 2417 with a certified operator 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? Yes No NA NE nn■n ■nnn nn®n ■ n n n ■ n n n ■ Page # 3 Permit: NCO034860 Owner - Facility: Schneider Mills VWVFP Inspection Date: 05/17/2011 Inspection Type: Bioassay Compliance Record Keeping Yes No NA NE 11 Is a copy of the current NPDES permit available on site? ■' 0 Q Facility has copy of previous year's Annual Report on file for review? ❑ ❑ ■ Comment: All records were complete and up-to-date. Flow Measurement - Influent Yes No NA NE ■ # Is flow meter used for reporting? Is flow meter calibrated annually? ■ Is the flow meter operational? ■ ❑' Q (If units are separated) Does the chart recorder match the flow meter? Q n ■ Comment: The flow meter is an ultrasonic ISCO Model 4210. The meter was last calibrated by ISI Instrumentation Sevices on 1/17/11. Calibration is performed twice yearly. Yes No NA NE Bar Screens Type of bar screen ■ a.Manual n b.Mechanical Are the bars adequately screening debris? ■ ❑ fl ■ n El Cl Is the screen free of excessive debris? ■ 0 ❑ ❑ Is disposal of screening in compliance? Is the unit in good condition? ■ El ❑ ❑ Comment: Aeration Basins Yes No NA NE Ext. Air Mode of operation Surface Type of aeration system ■ ❑ ❑ Cl Is the basin free of dead spots? ■ Q Q Are surface aerators and mixers operational? ❑ ❑ ■ Are the diffusers operational? Is the foam the proper color for the treatment process? ■ Cl 0 0 " Does the foam cover less than 25% of the basin's surface? ■ Q 0 ❑ ■ ❑ Q Cl Is the DO level acceptable? ■ Is the DO level acceptable?(1.0 to 3.0 mg/1) Page # 4 Permit: NC0034860 Owner - Facility: Schneider Mills WWTP Inspection Date: 05/17/2011 Inspection Type: Bioassay Compliance Aeration Basins Yes No NA NE Comment: . Aerobic Digester Yes No NA NE Is the capacity adequate? ■ D D D ■ D D D Is the mixing adequate? Is the site free of excessive foaming in the tank? ■ D D D # Is the odor acceptable? ■ D D D # Is tankage available for properly waste sludge.? ■ D D D Comment: Drying Beds Yes No NA NE Is there adequate drying bed space? ■ D D Is the sludge distribution on drying beds appropriate? ■ ri D D Are the drying beds free of vegetation? ■ D 00 # Is the site free of dry sludge remaining in beds? ■ D D D Is the site free of stockpiled sludge? ■ D D D Is the filtrate from sludge drying beds returned to the front of the plant? ■ D D D # Is the sludge disposed of through county landfill? 0 D El D D ■ D # Is the sludge land applied? (Vacuum filters) Is polymer mixing adequate? D D ■ D Comment: Chemical Feed Yes No NA NE ■ D D D Is containment adequate? Is storage adequate? ■ Cl D. D Are backup pumps available? ■ D D D Is the site free of excessive leaking? ■ D D D Comment: The facility incorporates lime, soda ash, and polymer in the treatment process. Secondary Clarifier Yes No NA NE Is the clarifier free of black and odorous wastewater? - ■ D D D Is the site free of excessive buildup of solids in center well of circular clarifier? ■ D D D ■ D D D Are weirs level? Page # 5 Permit: NCO034860 Owner - Facility: Schneider Mills w1NTP Inspection Date: 05/17/2011 Inspection Type: Bioassay Compliance Secondary Clarifier Yes No NA NE ■nnn Is the site free of weir blockage? is the site free of evidence of short-circuiting? ■ n n ■ n n n is scum removal adequate? ■nnn Is the site free of excessive floating sludge? ■❑nn Is the drive unit operational? Is the return rate acceptable (low turbulence)? ■nn n Is the overflow clear of excessive solids/pin floc? ■ n n n ■nnn Is the sludge blanket level acceptable? (Approximately''/4 of the sidewall depth) Comment: 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)? Comment: The facility was granted a variance on 5/26/09 to allow time based composite samples ( three aliquots of 130 ml each per hour for 24 hours). All start and stop times are documented. Upstream 1 Downstream Sampling Yes No NA NE Is the facility sampling performed as required by the permit (frequency, sampling type, and sampling location)? ■ n n n Comment: Yes No NA NE Laboratory Are field parameters performed by certified personnel or laboratory? ■nnn Are all other parameters(excluding field parameters) performed by a certified lab? ■nnn ■nnn # 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)? ■ n n n Incubator (Fecal Coliform) set to 44.5 degrees Celsius+/- 0.2 degrees? ■n❑n Incubator (BOD) set to 20.0 degrees Celsius +/- 1.0 degrees? ■nnn Page # 6 Permit: NCO034860 Owner - Facility: Schneider Mills WWTP Inspection Date: 05/17/2011 Inspection Type: Bioassay Compliance Laboratory Yes No NA NE Comment: The on -site lab conducts field parameter sampling (Certificate No. 5012, exp. 12/31/11). Water Tech Labs conducts conventional parameters as required by the permit. R & A Laboratories conducts toxicity testing and metals analyses. Effluent Pipe Yes No NA NE Is right of way to the outfall properly maintained? ! D ❑ ❑ Are.the receiving water free of foam other than trace amounts and other debris? ■ ❑ 0 Cl If effluent (diffuser pipes are required) are they operating properly? Comment: The discharges from outfall 001 and outfall 002 were clear with no traces of foam or suspended solids. Page # 7