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Home My WebLink AboutNCG020330_DMR SW 20210714ANNUAL SUMMARY DISCHARGE MONITORING REPORT (DMR) — STORMWATER SUBMIT TO CENTRAL OFFICE* General Permit No. NCG020000 Calendar Year 2021 *Report ALL STORMWATER monitoring data on this form (include "No Flow"/"No Discharge" and Benchmark Exceedances) from the previous calendar year to the DEQ by MARCH 1 of each year. Certificate of Coverage No. N0002 Facility Name: 3M Pittsboro County: Chatham Phone Number: (919 )642-4009 Certified Laboratory Pace Labs Lab # 633 Lab # tz Total no. of SDOs monitored 4 Stormwater Discharge Outfall (SDO) No. 002 VMA Outfall? Yes ❑ No ✓❑ Is this outfall currently in Tier 2 for any parameter? Yes ❑ No 0 Was this outfall ever in Tier 2 during the past year? YesFj No 2 If this outfall was in Tier 2 last year, was monthly monitoring discontinued? Yes, enough consecutive samples below benchmarks to decrease frequency ❑ Yes, received approval from DEMLR to reduce monitoring frequency El��E r " ED No, turbidity benchmark exceedances did not require monthly monitoring ❑ JUL 2 6 2021 Other n CFN! i I,... SC(-. rj Outfall No. u 002 Total Rainfall, inches TSS mg/I SS MIA Turbidity, NTU Upstream (U) Turbidity, NTU Downstream (D) Turbidity, NTU Non -polar O&G, mg/I (VMA) New Motor Oil Usage (gal/mo.) Stormwater Benchmarks Indicate NO ,FOWbja Circle Benchmark 100150 0.1 nchanclucle eenchmark 50/25/10 N/A Standard applies N/A Standard applWater ies 15 >SSe requires average requires TO&SS G mono` r1ri, Date Sample Collected, mo/dd/yr 06/20/2021 1.35 24.3 ND 30.7 N/A N/A N/A N/A Permit Date 10/1/2015 — 9/30/2020 Last Revised 10-2-2015 Certificate of Coverage No. NCG02 0❑ 3❑ 30 61 Additional Outfall Attachment (make copies as needed for additional outfalls) Stormwater Discharge Outfall (SDO) No. 004 VMA Outfall? Yes ❑ No ✓❑ Is this outfall currently in Tier 2 for any parameter? Yes ❑ No 0 Was this outfall ever in Tier 2 during the past year? Yes ❑ No ❑✓ If this outfall was in Tier 2 last year, was monthly monitoring discontinued? Yes, enough consecutive samples below benchmarks to decrease frequency ❑ Yes, received approval from DEMLR to reduce monitoring frequency ❑ No, turbidity benchmark exceedances did not require monthly monitoring ❑ Other 1771 Ooutfall No. Total Rainfall, inches TSS, mg/I SS, ml/1 Turbidity, NTU Upstream (U) Turbidity, NTU Downstream (D) Turbidity, NTU Non -polar O&G, mg/I (VMA) New Motor Oil Usage allmo. Benchmarks Indica"NO a LO ati,a ircleStormwater `hnn BanchmaM 100/50 0.1 BenchmaM 0hm 50/25/10 N/A Standard appWaterQualiil a N/A00 Standard ppllea 15 SS. req.i SS rd .riV.a TO&G m r°t.rirg Date Sample Collected, mo/dd/yr 06/20/2021 1.35 12.9 ND 15.4 N/A N/A NIA N/A Permit Date 10/112015 - 9/30/2020 Last Revised 10-2-2015 Certificate of Coverage No. NCG02 I 130 0❑ Additional Outfall Attachment (make copies as needed for additional outfalls) Stormwater Discharge Outfall (SDO) No. 005 VMA Outfall? Yes ❑ No ❑✓ Is this outfall currently in Tier 2 for any parameter? Yes ❑ No [E] Was this outfall ever in Tier 2 during the past year? Yes ❑ No ❑✓ If this outfall was in Tier 2 last year, was monthly monitoring discontinued? Yes, enough consecutive samples below benchmarks to decrease frequency ❑ Yes, received approval from DEMLR to reduce monitoring frequency ❑ No, turbidity benchmark exceedances did not require monthly monitoring ❑ Other ❑ Outfall No. 00s Total Rainfall, inches TSS mg/I SS ml/1 Turbidity, NTU Upstream (U) Turbidity, NTU Downstream (D) Turbidity, NTU Non -polar O&G, mg/I (VMA) New Motor Oil Usage al/mo. Stormwater Benchmarks Intlicate NO aFLOWb/a Circle Benchmark 100/50 0.1 0 Benchmark Benchmark 50/25/10 N/A Standard applies N/A Standard apples 15 .rag. r qui aSand .mu.Ia Toys m n„ ing Date Sample Collected, mo/dd/yr 06/20/2021 1.35 5.8 ND 8.3 N/A N/A NIA N/A Permit Date 10/1/2015 — 9/30/2020 Last Revised 10-2-2015 Certificate of Coverage No. NCG02 130 3❑ OQ Additional Outfall Attachment (make copies as needed for additional outfalls) Stormwater Discharge Outfall (SDO) No. 006 VMA Outfall? Yes❑✓ No ❑ Is this outfall currently in Tier 2 for any parameter? Yes ❑ No ED Was this outfall ever in Tier 2 during the past year? Yes ❑ No ❑r If this outfall was in Tier 2 last year, was monthly monitoring discontinued? Yes, enough consecutive samples below benchmarks to decrease frequency ❑ Yes, received approval from DEMLR to reduce monitoring frequency ❑ No, turbidity benchmark exceedances did not require monthly monitoring ❑ Other Outfall No. 006 Total Rainfall, inches TSS mg/I SS ml/l Turbidity, NTU Upstream (U) Turbidity, NTU Downstream (D) Turbidity, NTU Non -polar O&G, mg/I (VMA) New Motor Oil Usage al/mo. Benchmarks Indicate NO aFLOcablle Circle Bercnah 100/50 0.1 Benchmark 50/25/10 N/A Standard applies s N/ACircle Standard applies Water Quality 15 aysv5599e eStormwater rea raqui TO&G m n° oPnlar Date Sample Collected, mo/dd/yr '1-r1'__ _ '[_ I'll 06/20/2021 1.35 3.0 ND 4.1 N/A N/A NIA ND Permit Date 10/1/2015 — 9/30/2020 Last Revised 10-2-2015 Certificate of Coverage No. N0002 1 j1 j1 0❑ CERTIFICATION "I certify, under penalty of law, that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing violations." [Required by 40 CFR §122.22] Signature Date —% Mail Annual Summary Stormwater DMR to the NCDEQ Central Office: Note the address is correct - Central Files is housed in DWR (not DEMLR) N.C. Department of Environmental Quality (DEQ) Division of Water Resources Attn: DWR Central Files 1617 Mail Service Center Raleigh, NC 27699-1617 Central Files Telephone (919) 807-6300 Questions? Contact DEMLR Stormwater Permitting Staff in the Central Office at: (919) 707-9220 Permit Date 1011/2015-9/30/2020 Last Revised 10-2-2015