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Home My WebLink AboutNCG140046_Minotoring Info_20240408 WILLIAMS MULLEN Ethan R. Ware 1 V Direct Dial: 803.567.4610 � ��Q��L�^` /u��y �e �/; eware@williamsmullen.n.com WN 0 April 4, 2024 VIA E-MAIL & U.S. MAIL Ahmad Dromgoole Suzanne Armor Water Enforcement Branch Enforcement and Compliance Assurance Division United States Environmental Protection Agency, Region 4 61 Forsyth Street, S.W. Atlanta, Georgia 30303-8960 dromeoole.ahmadAgpa.eov armor.suzanne@epa.gov Mike Lawyer Supervisor, Stormwater Program Division of Energy, Minerals,and Land Resources North Carolina Department of Environmental Quality 1612 Mail Service Center Raleigh, North Carolina 27699-1612 mike.lawver(&deq.nc.gov Re: Necessary Quarterly Monitoring Concrete Supply Company, LLC, Lincolnton Plant Administrative Order on Consent, Docket No. CWA-04-2022-0320 Lincolnton, North Carolina Dear Mr. Dromgoole, Ms. Armor and Mr. Lawyer: Please find enclosed a copy of the quarterly monitoring at permitted outfalls of Concrete Supply Company, LLC, Lincolnton Plant, in accordance with Part III. Par. 35.a of the above- referenced Administrative Order on Consent("Order"). Monitoring occurred unless there was no qualifying rain event causing a discharge of storm water during this time, as evidenced by rain gauge readings. Feel free to call if there are any questions. Sincerely, �QA�` ERW/st XI--4AW ` Enclosures Ethan R. Ware 1230 Main Street,Suite 330,Columbia,SC 29201 1 P.O. Box 8116 Columbia,SC 29202 T 803.567.4600 F 803567.4601 1 williamsmullen.com I A Professional Corporation T -- STORMWATER-POLLUTION-PREVENTIONFPLAN--AN _ " "" QUARTERLY — GOOD HOUSKEEPING/PM/BMP INSPECTION PLANT LOCATION: Az,co/-44-J DATE/TIME: %z /l('?3 WEATHER: (Inspection frequency: MUST be performed QUARTERLY when facility is active) NAME: �A"zc' JyG'o`' SIGNATURE: S� ' L" AREAS TO CHECK: Raw material storage areas with water spri lers/misters,Truck rinse/wash and drum washout areas,Truck wash chemicals and Admix tanks,Oil tank/sheds product storage, Catch basins and pipes, Outfalls,Yard for spillage/debris. Baseline BMPS Inspection: Good House Keeping, Equipment, Preventive Maintenance/Inspections,Spill Control Kits Inspection, Employee Training lease use additional sheets if necessary) Good Housekeeping/PM Inspection Checklist Remarks What Action is Needed (Satisfactory) (cleanup/repair/replace/none) Is trash bin lid closed?&Is the Lid in working condition? _ YESI NO Is trash removed from the site on a timely basis? Y€S NO Is the site swept"As Needed Basis"at a minimum Quarterly? NO Is there any debris on the yard? YES Ct DO Are outside areas kept in a neat and orderly condition? ES NO Is the maintenance shop orderly for the equipment,materials and y S NO tanks/drums//totes? Is there an evidence of dripsf eaks from Trucks/Equipment/ YES NO Tanks/Drums/Totes? Fines scraped up/removed from equipment areas? NO Are the secondary containments in good conditions with NO leaks/ , M NO Cracks/settlement? C' Is the secondary containment discharge pipe closed and locked? 64> NO Are traffic areas free from equipment, materials,and other objects? E NO Are chemicals/oils/fuels stored in proper containers? YFS NO Are any storage containers leaking or deteriorating with rust? YES Are stone/sand areas kept neat and orderly manner? (�Y S NO Do you see any leaks from the baghouses? YES Pf0 Are admix tanks in good condition and not leaking? NO Are Admix tanks located inside a secondary containment? YES NO Are sediment traps/stone dams in good condition S NO Are ditches, pipes, swales and catch basins in good condition? Y S NO Is there a vegetation growth in the ponds? YES O - Are ponds cleaned regularly for accumulated sediment? YES NO Are washwater recycling basins are cleaned for accumulated NO sediment? ( / Is the facility required to do BMP feasibility(technical and YES. NO economic)study? Do you hear any unusual noise in the equipment? YES O Page 112 - QUARTERLY GOOD-HOUSKEEPING/PM/BMPINSPECTION- - -- Good Housekeeping/PM Inspection Checklist Remarks What Action is Needed (Satisfactory) (cleanup/repair/reeplace/none) Are washwater recycling basins pumps working properly? ES NO Check effects of return concrete and slurry drying areas on the YES NO ouffall? Are equipment(pH and other)in washwater recycling basins yES NO working properly? Are effective cleanup procedures used for spilled materials? ES NO Are spill control kits in good condition with all the required YES NO materials? Are there any unauthorized discharges from the facility? YES NO Is process water from truck washing,drum cleaning going to YES NO ouffalls? Are there any signs of erosion on slopes,ponds,or earthen YES berms? Should any new BMPs be implemented to protect stormwater YES quality? Have all new employees received Good Housekeeping Training? (YES) NO Did you provide at a minimum annual Stormwater Training to all ES NO employees that could affect the stonmwater quality Check for any changes in the Plant operation that could affect ES NO SWPP Plan Update? Check pH readings from lab report to the pH at process water pits ES NO Check if any other area not mentioned above needs attention ES NO BMP Inspection Checklist Remarks What Action is Needed Satisfactory) (cleanup/repair/replace/none) Are oil pumps in working order with no leaks? YE NO Are dust collectors are working properly? YES NO Are compressor bleed is contained? YES NO Are all secondary containment dikes/walls in good condition? YES NO Are all stone and sand barriers orderly? YES NO Is sediment in wash pits orderly and controlled? YES NO Are riprap/hay bales/berms working properly? YE NO Is there a site erosion? YES O Is sediment from the return concrete storage areas contained? YES NO Are there any leaky equipment/vehicles on the property? YES [�10 Is SWPP Plan/Site Map update Necessary? YES NO Additional Remarks/Recommendations: Plan Manager Signature: Date: G) NOTES:Use the additional remarks/recommendations section to describe deficiencies in Housekeeping Measures,and Preventive Maintenance. Use other side if additional space is needed. Page 2/2 EIiYB'ornlr.%!GI !Zu¢Gf� Stormwater Discharge Outfall (SDO) Qualitative Monitoring Report For guidance on filling out thisform,please visit https:Hdeq.nc.gov/about/divisions/energy-mineral-land-resources/ npdes-stormwater-gps Permit No.: N_/C/ I/I(/0/O/ O/b/ / or Certificate of Coverage No.: N/C/G/ (l L(l 0/0 A/l 6l Facility Name: 1-ZwC l-4o ?/dH f County: LZNCp/ - Phone No. !� L Inspector: 73-tqZ MarG se Date of Inspection: Zo 2-3 Time of Inspection: Total Event Precipitation(inches): All permits require qualitative monitoring to be performed during a"measurable storm event" i A"measurable storm event"is a storm event that results in an actual discharge from the permitted site outfall. The previous measurable storm event must have been at least 72 hours prior. The 72-hour storm interval does not apply if the permittee is able to document that a shorter interval is representative for local storm events during the sampling period,and the petmittee obtains approval from the local DEMLR i Regional Office.-- -- -- -- -----------. By this signature,I certify that this report is accurate and complete to the best of my knowledge: (Signature of Permitt or Designee) 1. Outfall Description: Outfall No. o c; j Structure(pipe ditch etc.): Receiving Stream: Describe the industrial'activities that occur within the outfall drainage area: Pagel of2 SW U-242,Last modified 06/01/201 S 2. Color: Describe the color of the discharge using basic colors(red,brown,blue,etc.)and tint (light;medium dark)as descriptors: 3. Odor: Describe any distinct odors that the discharge may have(i.e.,smells strongly of oil,weak chlorine odor,etc.): /Ucn14 4. Clarity: Choose the number which best describes the clarity of the discharge,where 1 is clear and 5 is very cloudy: 0 2 3 4 5 5. Floating Solids: Choose the number which best describes the amount of floating solids in the stormwater discharge,where I is no solids and 5 is the surface covered with floating solids: I V 3 4 5 6. Suspended Solids: Choose the member which best describes the amount of suspended solids in the stormwater discharge,where I is no solids and 5 is extremely muddy: 2 3 4 5 7. Is there any foam in the stormwater discharge? O Yes ® No. 8. Is there an oil sheen in the stormwater discharge? oYes ® No. 9. Is there evidence of erosion or deposition at the outfall? o Yes 0 No. 10. Other Obvious Indicators of Stormwater Pollution: List and describe Note: Low clarity,high solids,and/or the presence of foam, oil sheen,or erosion/deposition may be indicative of pollutant exposure. These conditions warrant further investigation. Page 2 of 2 SwU-242,Last modified 0 6/0 112 0 1 8