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Home My WebLink AboutNC0025305_Historical information_20111102November 2, 2011 Dear Ms. Suttenfield: 1. All treatment units were observed during the inspection, and found in operational condition.3. 4. Beverly Eaves Perdue Governor Dee Freeman Secretary On October 27, 2011,1, Cheng Zhang of the Raleigh Regional Office conducted a compliance evaluation inspection of the subject facility. The assistance of Mr. Timothy Aucoin, the operator in responsible charge (ORC) of the facility, was appreciated as it facilitated the inspection process. The inspection report is attached. The following observations were made: Ms. Nancy Suttenfield University of North Carolina 300 South Building Campus Box 1000 Chapel Hill, NC 27599-1000 Raleigh, NC 27699-1628 Raleigh, NC 27609 Subject: Compliance Evaluation Inspection NPDES Permit No. NC0025305 UNC Cogeneration Facility Orange County NCDENR North Carolina Department of Environment and Natural Resources Division of Water Quality Coleen H. Sullins Director The current permit expired on July 31,2001. A permit renewal application was received by the Division on January 31. 2011, and is under review. 2. Under a Sanitary Sewer Service Agreement with the Orange Water and Sewer Authority (OWASA), the facility discharges treated wastewater (permitted to be discharged through Outfall 001) into OWASA's Mason Farms Wastewater Treatment Plant. The facility has not discharged through Outfall 001 since April 2001. North Carolina Division of Water Quality 1628 Mail Service Center Raleigh, NC 27699-1628 Phone (919) 791-4200 Internet' www.ncwaterquality org Location: 3800 Barrett Drive Raleigh, NC 27609 Fax (919) 788-7159 An Equal Opportunity/Affirmative Action Employer - 50% Recycled/10% Post Consumer Paper The facility has developed and implemented a Stormwater Pollution Prevention Plan (SPPP). The plan was reviewed during the inspection, which included all required components. Records of monitoring North CarolinaNaturally Customer Service 1-877-623-6748 The UNC Cogeneration Facility consists of: an oil/water separator, equalization basins, caustic rapid mix tank, polymer feed system, two settling tanks, acid rapid mix tank, Parshall flume (Outfall 001), and a stormwater detention pond on the west side of the site (Outfall 002) and a stormwater detention pond on the east side of the site (Outfall 003). The facility is authorized to discharge from said treatment works into an unnamed tributary to Morgan Creek, which is classified WS-IV NSW waterbody in the Cape Fear River basin. Sincerely, an Attachments: Compliance Inspection Report Cc: Central Files w/attachment Raleigh Regional Office w/attachment Timothy Aucoin - ORC w/attachment University of North Carolina Campus Box 1855 Chapel Hill, NC 27599-1855 Cheng Zhang Environmental Specialist (both analytical and qualitative), site inspections, employee training, and annual plan reviews/updates were available and well organized. Secondary containment for all outdoor fuel tanks was adequate. Outfalls 002 and 003 were observed and in good condition. The overall condition of the facility is compliant with Division standards. If you have any questions regarding the attached report or any of the findings, please contact Cheng Zhang at: (919) 791-4200' (or email: (chenu.zhang@ncdenr.gov)). UNC Cogeneration Facility NPDES Permit No. NC0025305 Compliance Evaluation Inspection EPA National Data System Coding (i.e., PCS) 17 Remarks21| 6( 80 Entry Time/Date Permit Effective Date 09:30 AM 11/10/27 06/09/01 Exit Time/Date Permit Expiration Date 11:30 AM 11/07/3111/10/27 Other Facility Data Timothy Lawrence Aucoin/ORC/919-962-1167/ Permit (See attachment summary) Name(s) and Signature(s) of Inspector(s) Agency/Office/Phone and Fax Numbers Date Cheng Zhang RR0WQ//919-791-4200/ ll/ Sludge Handling Disposal ________Section D: Section C: Areas Evaluated During Operations & Maintenance Facility Site Review NPDES NC0025305 Contacted No Inspection (Check only those areas evaluated) | Self-Monitoring Program | Other and checklists as necessary) yr/mo/day 11/10/27 Form Approved. OMB No. 2040-0057 Approval expires 8-31-98 Facility Self-Monitoring Evaluation Rating ___70 u United States Environmental Protection Agency Washington, D C. 20460 J11 Records/Reports Storm Water Summary of Finding/Comments (Attach additional sheets of narrative Agency/Office/Phone and Fax Numbers Inspection Work Days 67(169 Inspection Type 18l£| Fac Type 20U Inspector ^is]12l3l QA 72H ---------Reserved---------- 751 I I I I I73LU74 Bl71 u ----------------------------------------- - --------------Section B: Facility Data POTW^me^---------------------------------------Industrial Users discharging to POTW, also include UNO Cogeneration Facility 501 W Cameron Ave Chapel Hill NC 27599 Date Water CnmpliancR Inspection Report Section A: f'-*'—‘ ~ ~ Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) Transaction Code 1lN| 2^ Name, Address of Responsible Official/Title/Phone and Fax Number Raymond E Dubose.Energy Services Chapel Hill NC 27599/// Page # 1 Signatur^ of Management EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. f J NPDES yr/mo/day 1 NC0025305 Section D: Page #2 J" Inspection Type 12| 11/10/27 | 17 18[c] Summary^ Fmd.ng/Comments (Attach additional sheets of narrative and checklists as necessary) OuM J” since Aprii" "h39" fl0W' Th<3 faC"i,y haS 001 dischar9e 10 the surface water through Operations^ Maintenance Yes No NA NE ■ ODD Yes No NA NE ■ O ■ OOO 0 ■ 0 0 ■ ODD ■ ODD Yes No NA NE Is the basin aerated? 0 ■ 0 0 ■ ODD ■ ODD 0 0 ■ O Are all pumps operable? Are float controls operable? OO1D ■ ODO Yes No NA NE Chemical Feed Yes No NA NE ■ n o ■ □□□ Page #3 Is containment adequate? Is storage adequate? Permit: NC0025305 Inspection Date: 10/27/2011 D ■ O ■ Are audible and visual alarms operable? # Is basin size/volume adequate? Comment: Other prSon plan (SPPP) ^S°Ped and imP'^ented a stormwater pollutant a" Owner - Facility: UNC Cogeneration Facility Inspection Type: Compliance Evaluation Analyze pH for process control. Is the basin free of bypass lines or structures to the natural environment? Is the basin free of excessive grease? Are all pumps present? (If the present permit expires in 6 months or less). Has the permittee submined 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: Equalization Basins Is the plant generally clean with acceptable housekeeping? Judge, and other thatyareParppHcable?trOlparameterS'fOreX:MLSS'MCRT,Sett,eableSolids, pH, DO, Sludge ■ □ O 0 Comment: Permit One basin was empty, the other one had a small amount of water. J Chemical Feed Yes No NA NE Are backup pumps available?■ Is the site free of excessive leaking?■ 0 Page #4 Permit: NC0025305 Inspection Date: 10/27/2011 Owner - Facility: UNC Cogeneration Facility Inspection Type: Compliance Evaluation Srth’XnLJ.6 CaUHtiC’ aCid' and P0|ymer feed Systems were housed in a building pumps Q secondary containment. Each system was equipped with reduntant 9