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Home My WebLink AboutNCG020676_DMR_20210216ANNUAL SUMMARY DISCHARGE MONITORING REPORT (DMR) - STORMWATER II SUBMIT TO CENTRAL OFFICE* II General Permit No. NCG020000 Calendar Year 2020 *Report ALL STORMWATER monitoring data on this form (include "No Flow"P'No Discharge" and Benchmark Exceedances) from the previous calendar year to the DEQ by MARCH 1 of each year. Certificate of Coverage No. NCG020695 Facility Name: Martin Marietta Materials, Inc. - Black Ankle Quarry County: Montgomery Phone Number (336) 672-1501 Total no. of SDO's monitored 0 Certified Laboratory Pace Analytical Lab # 12 Lab # Stormwater Discharge Outfall (SDO) No. 1 VMA Outfall? Yes No X Is this outfall currently in Tier 2 for any parameter? Yes No X Was this outfall ever in Tier 2 during the past year? Yes p No X If this outfall was in Tier 2 last year, was monthly monitoring discontinued? REC F-: 7ED Yes, enough consecutive samples below benchmarks to decrease frequency FEB 2 Yes, received approval from DEMLR to reduce monitoring frequency 8 2021 No, turbidity benchmark exceedances did not require monthly monitoring CENTRAL FILES Other DIVR SECTlm, Outfall No. --------- Total Rainfall, inches TSS mg/I SS, mill 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 Indicate NO FLOWII a IicaDle `,m Ae Benchmark 1U 5U 0.1 C1rrd Benchmark 25/10 NA Waler Ouafay Slandarda ones NA Water ouo" Standards lies 15 .naq.nlmo averagerl/mo TSS and Non -polar O&G rd.dWnng Date Sample Collected, mo/dd/yr No Observed Discharge in 2020 Permit Date 10/1/2015 - 9/30/2020 Last Revised 101212015 Certificate of Coverage No. NCG020695 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 violation." [Required by 40 CFR 22.22] 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 10/1/2015 - 9/30/2020 Last Revised 101212015 ANNUAL SUMMARY DISCHARGE MONITORING REPORT (DMR) - WASTEWATER II SUBMIT TO CENTRAL OFFICE* II General Permit No. NCG020000 Calendar Year 2020 *Report ALL WASTEWATER monitoring data on this form (include "No FloW " No Discharge" and Limit Violations) from the previous calendar year to the DEQ by MARCH 1 of each year. Certificate of Coverage No. NGG020695 Facility Name: Martin Marietta Materials, Inc. - Black Ankle Quarry County: Montgomery Phone Number (336) 672-1501 Certified Laboratory Pace Analytical Lab # 12 Lab # Total no. of outfalls monitored 1 Wastewater (WW) Discharge Outfall No. 001 Is this an industrial sand mine (See 40 CFR §436 Subpart D)? Yes No X Does this outfall discharge WW to SA waters? Yes No X Does this outfall discharge WW to SB or PNA waters? Yes No X Does this outfall discharge WW to HQW or ORW waters? Yes No X If so, what is the 7Q10 flow rate? or Tidally influenced waters, 7Q10 not available Does this outfall discharge WW to Trout jr) designated water Yes No X Were there any limit violations in the calendar year? Yes No X Outfall No. 001 Daily Flow Rate, cfs pH, SU TSS, mg/I SS, ml/I dapdiratie Discharge Turbidity NTU Upstream (U) Turbidity NTU Downstream (D) Turbidity NTU Fecal Coliform, col/100 ml SA Effluent Limitations Mo. Ave l Daily Ma+. HDWor ORW 50% of 7Q10 Indicate NO FLOW ;t apat oae� Freshwater 6A-9. sal atef 6.8-8.5 Indualnal 25/45 HOW or OR 20/30 HOW aORW and Tr or'N 10/15 HQ a $e GW FNA or any Trout 0.1/0.2 No Limit 01iWatar Quality Standard Nat applies 5�'25110 NA Waterooaldy StandiAppl,i NA WaterOoa6ty StaddardsApple, NA Date Sample Collected, mo/ddlyr No Discharge in 2020 Permit Date 10/1/2015 - 9/30/2020 Last Revised 10/2/2015 Certificate of Coverage No. NCG020695 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 violation." [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 10/1/2015 - 9/30/2020 Last Revised 101212015