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HomeMy WebLinkAboutNCG060101_2023 DMR_20230816 (2) Environmental Quality Stormwater Discharge Outfall (SDO) Qualitative Monitoring Report For guidance on filling out this form,please visit https://deq.nc.gov/about/divisions/energy-mineral-land- resources/energy-mineral-land-permits/stormwater-permits/npdes-industrial-sw#tab-4 Permit No.: N/C/G/u/6/0/0 /0/0 / or Certificate of Coverage No.: N/C/G/0/6/0 /1 /0 /1 / Facility Name: DYSTAR LP- REIDSVILLE County: ROCKINGHAM Phone No. 336-634-3340 Inspector: MARK E.WILEY Date of Inspection: 08/03/2023 Time of Inspection: 09:29 Total Event Precipitation(inches): (12 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... All permits require qualitative monitoring to be performed during a"measurable storm event." • 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 permittee obtains approval from the local DEMLR Regional Office. • By this signature, I certify that this report is accurate and complete to the best of my knowledge: (Signature of Permittee or Designee) 1. Outfall Description: Outfall No. 1 Structure(pipe,ditch, etc.): PIPE OUTFALL LEADING INTO DITCH Receiving Stream: TROUBLESOME CREEK Describe the industrial activities that occur within the outfall drainage area: STORMWATER SHEET FEED RAIN FROM PARKING LOTS OF PLANT 1 AND PLANT 2 Page 1 of 2 SWU-242,Last modified 07/28/2017 2. Color: Describe the color of the discharge using basic colors(red,brown,blue, etc.)and tint (light,medium, dark)as descriptors: VERY LIGHT BROWN 3. Odor: Describe any distinct odors that the discharge may have(i.e., smells strongly of oil,weak chlorine odor, etc.): NO ODOR 4. Clarity: Choose the number which best describes the clarity of the discharge, where 1 is clear and 5 is very cloudy: 1 2 3 4 5 5. Floating Solids: Choose the number which best describes the amount of floating solids in the stormwater discharge,where 1 is no solids and 5 is the surface covered with floating solids: 1 2 3 4 5 6. Suspended Solids: Choose the number which best describes the amount of suspended solids in the stormwater discharge,where 1 is no solids and 5 is extremely muddy: 1 2 3 4 5 7. Is there any foam in the stormwater discharge? 0 Yes 0 No. 8. Is there an oil sheen in the stormwater discharge? °Yes 0 No. 9. Is there evidence of erosion or deposition at the outfall? Co Yes o No. 10. Other Obvious Indicators of Stormwater Pollution: List and describe Sample contains some dirt and leaf litter. No obvious signs of pollution. 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 07/28/2017