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HomeMy WebLinkAboutNCG060101_2024 DMR_20240611 • 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: 05/14/2024 Time of Inspection: 11:10 Total Event Precipitation(inches): 1.3 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 is report is accurate and complete to the best of my knowledge: C (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: 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 ®No. 9. Is there evidence of erosion or deposition at the outfall? 0 Yes o No. 10. Other Obvious Indicators of Stormwater Pollution: List and describe Sample contains small amounts of dirt,leaf litter,and pollen. 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