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Home My WebLink AboutNC0004961_Compliance_20150811NCDENR. North Carolina Department of Environment and Natural Resources Pat McCrory Donald van der Vaart Governor Secretary August 11, 2015 Mr. Robert "Bob" Drum, Superintendent Operations RECEIVED Power Generation Operations/Plant Demolition & Retirement AUG 19 2015 Duke Energy Carolinas LLC Riverbend Steam Station CENTRAL FILES DWR SECTION 175 Steam Plant Road Mount Holly, North Carolina 28120 Subject: Compliance Evaluation Inspection Riverbend Steam Station NPDES Permit No. NC0004961 Gaston County Dear Mr. Drum: Enclosed is a copy of the Compliance Evaluation Inspection Report for the inspection conducted at the subject facility on August 5, 2015 by Mr. Wes Bell of this Office. The report should be self-explanatory; however, should you have any questions concerning this report, please do not hesitate to contact Mr. Bell at (704) 235-2192, or at wes.bell@ncdenr.gov. Enclosure - Inspection Report cc: MSC 1617 -Central Files/Basement Gaston County Health Department UE ?erely, Michael L. Parker, Regional Supervisor Mooresville Regional Office Water Quality Regional Operations Section Division of Water Resources, DENR Mooresville Regional Office Location 610 East Center Ave, Suite 301 Mooresville, NC 28115 Phone (704) 663-16991 Fax (704) 663.60401 Customer Service 1-877-623-6748 Internet www rimaterquallty org An Equal Opportunity 1 Affirmative Action Emplover — 30% Recycled/10% Post Consumcr paper 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 Is I 3 I NC0004961 111 12 15/08/05 17 18 1,.1 191 G 1 201 I 21111111 1111111111111111111111111 11111111111 166 Inspection Work Days Facility Self -Monitoring Evaluation Rating 131 QA Reserved -------- 67 10 70a 71 72 LJ 73LJJ4 751 I I I I I —11 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) 09 30AM 15/08/05 11/03/01 Riverbend Steam Station NC Hwy 16 Exit Time/Date Permit Expiration Date Mount Holly NC 28120 12 30PM 15/08/05 15/02/28 Name(s) of Onsite Representative(s)/Tdles(s)/Phone and Fax Number(s) Other Facility Data /// Robert Lowell Drum/ORC/704-263-3217/ Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Robert Drum,175 Steam Plant Rd Mt Holly NC 28120/Superintendent Yes Operationsf/04-263-3217/ Section C Areas Evaluated During Inspection (Check only those areas evaluated) Permit E Flow Measurement Operations & Maintenance Records/Reports Self -Monitoring Program 0 Sludge Handling Disposal Facility Site Review 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 Inspe r(s) Agency/Office/Phone and Fax Numbers Date Wes Bell j` 4 ; MRO WQ//704-663-1699 Ext 2192/ S of Managemept Q A Review Agency/Office/Phone and Fax Numbers to EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete Page# NPDES yr/mo/day Inspection Type 31 NC0004961 111 121 15/08/051 17 18 ' I Section D Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) On-site Representatives The following Duke Energy personnel were In attendance during the inspection Mr Bob Drum, ORC/ Superintendent Operations/Power Generation Operations/Plant Demolition & Retirement, Ms Tina Woodward, Senior Environmental Specialist/CCP Permitting & Compliance/Environment, Health and Safety, Mr Thomas Bailey, Principal Environmental Special ist/Environmental Services/Remediation & Decommissioning, and Mr Rick Massey/Contract On-site Environmental Coordinator Page# Permit. NC0004961 Owner - Facility: Riverbend Steam Station Inspection Date. 08/05/2015 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? M ❑ ❑ ❑ Is the facility as described in the permit? 0 ❑ ❑ ❑ # Are there any special conditions for the permit? 0 ❑ ❑ ❑ 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 Division received the permit renewal application package on 5/19/2014 The facility has been shut down since March 2013 Duke Energy is progressing towards the closure of the ash basins and demolishing the plant infrastructure within the next few years Duke Energy has proposed a dewatering strategy for the ash basins to the Division via letter dated 6/22/2015 The proposed pumping activity is currently under review The last compliance evaluation inspection was performed at the facility on 9/6/2013 Record Keepinq Yes No NA NE Are records kept and maintained as required by the permit? 0 ❑ ❑ ❑ Is all required Information readily available, complete and current? M ❑ ❑ ❑ Are all records maintained for 3 years (lab reg required 5 years)? ❑ ❑ ❑ 0 Are analytical results consistent with data reported on DMRs? ❑ ❑ M ❑ Is the chain -of -custody complete? ❑ ❑ 0 ❑ 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 MRS complete do they include all permit parameters? 0 ❑ ❑ ❑ Has the facility submitted its annual compliance report to users and DWQ? ❑ ❑ M ❑ (if the facility is = or > 5 MGD permitted flow) Do they operate 24/7 with a certified operator ❑ ❑ M ❑ on each shift? Is the ORC visitation log available and current? 0 ❑ ❑ ❑ Is the ORC certified at grade equal to or higher than the facility classification? 0 ❑ ❑ ❑ Is the backup operator certified at one grade less or greater than the facility classification? 0 ❑ ❑ ❑ 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? ❑ ❑ 0 ❑ Page# 3 Permit NC0004961 Inspection Date. 08/05/2015 Record Keeping Owner - Facility. Riverbend Steam Station Inspection Type Compliance Evaluation Yes No NA NE Comment The records reviewed during the Inspection (Including_ disposal manifests) were organized Yes No NA NE Is composite sampling flow proportional? and well maintained Discharge Monitoring Reports (DMRs) were reviewed for the period 0 ❑ June 2014 through May 2015. No discharges were reported from Outfalls 001, 002, and ❑ ❑ 002A (sump overflow) ❑ Is proper volume collected? ❑ Laboratory Yes No NA NE Are field parameters performed by certified personnel or laboratory? ❑ ❑ M ❑ Are all other parameters(excluding field parameters) performed by a certified lab? ❑ ❑ M ❑ # Is the facility using a contract lab? ❑ ❑ M ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6 0 degrees ❑ ❑ M ❑ Celsius)? Incubator (Fecal Coliform) set to 44 5 degrees Celsius+/- 0 2 degrees? ❑ ❑ M ❑ Incubator (BOD) set to 20 0 degrees Celsius +/-1 0 degrees? ❑ ❑ ❑ Comment. The facility is certified to perform on-site field analyses (PH and temperature) under laboratory certification #5157 Duke Energy's Environmental Services Laboratory (Certification #248) and the contracted services of ETS, Inc (toxicity) would be used for analytical support Effluent Sampling Yes No NA NE Is composite sampling flow proportional? ❑ ❑ 0 ❑ Is sample collected below all treatment units? ❑ ❑ 0 ❑ Is proper volume collected? ❑ ❑ M ❑ Is the tubing clean? ❑ ❑ M ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6 0 degrees ❑ ❑ M ❑ Celsius)? Is the facility sampling performed as required by the permit (frequency, sampling type ❑ ❑ M ❑ representative)? Comment The subject permit requires effluent crab samples No _discharges were reported from the permitted outfalls during the review period. Operations & Maintenance Yes No NA NE Is the plant generally clean with acceptable housekeeping? M ❑ ❑ ❑ Does the facility analyze process control parameters, for ex MLSS, MCRT, Settleable ❑ ❑ M ❑ Solids, pH, DO, Sludge Judge, and other that are applicable? Page# 4 I Permit. NC0004961 Owner - Facility Riverbend Steam Station Inspection Date 08/05/2015 Inspection Type Compliance Evaluation Operations & Maintenance Yes No NA NE Comment Site Grounds appeared to be well maintained The water level in Ash Basin #2 was significantly below the discharge outlet of the stop -log tower The metal walkway allowing access to the stop -log tower has been removed The concrete conveyance for Outfall 002 has been bermed to collect and return (via pumping system) any accumulated water back into the ash basin Ash in the ash stack is currently being removed and transported (by contracted companies) to permitted landfills in Homer, Georgia (10 loads per day) and at the Marshall Steam Station Future disposal plans include the utilization of the rail system to transport the ash to a permitted site in Moncure, North Carolina 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'? 110011 If effluent (diffuser pipes are required) are they operating properly ❑ ❑ M ❑ Comment No discharges from the permitted outfalls were observed during the inspection Page# 5