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Home My WebLink AboutNCG020171_DMR_20210216ANNUAL SUMMARY DISCHARGE MONITORING REPORT (DMR) - STORMWATER SUBMIT TO CENTRAL OFFICE* 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. NCG020171 Facility Name: Martin Marietta Materials, Inc. - Clarks C County: Craven 3 TVA Phone Number (252) 633-5308 Total no. of SDO's mQNI rK�klLt �S 1 Certified Laboratory Pace Analytical Lab # 12 C'ENP s;,-fION un' JL Lab # Stormwater Discharge Outfall (SDO) No. 001 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 No X 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. ---------- Total Rainfall, inches TSS mgll SS, mill Turbidity, NTU Upstream (U) Turbidity NTU Downstream (D) Turbidity NTU Non -polar O&G, mgll VMA New Motor Oil Usage allmo. Stormwater Benchmarks Indicate NO FLOWij a 'cable Circa Benchmark 10 54Water 0 0.1 chmark Benchmark NA Quality Standard a lias NA Water Quality Standard a Pies a 1 :7 �55 a requires average requires TSS and Non -polar O&G monitoring Date Sample Collected, molddlyr No Observed Discharge in 2020 Permit Date 1011/2015 - 9/30/2020 Last Revised 10/2/2015 Certificate of Coverage No. NCG020171 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. 1 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 §122.221 Y- DateSignatureI�AL P, T II," _ .I 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 10/2/2015 ANNUAL SUMMARY DISCHARGE MONITORING REPORT (DMR) - WASTEWATER SUBMIT TO CENTRAL OFFICE* General Permit No. NCG020000 Calendar Year 2020 *Report ALL WASTEWATER monitoring data on this form (include "No Flo&'P'No Discharge" and Limit Violations) from the previous calendar year to the DEQ by MARCH 1 of each year. Certificate of Coverage No. NCG020171 Facility Name: Martin Marietta Materials, Inc. - Clarks Quarry County: Craven Phone Number (252) 633-5308 Total no. of outfalls monitored I Certified Laboratory Pace Analytical Lab # 12 Lab # 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 (Tr) 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, mgll SS, mlll ifapplicable Discharge Turbidity NTU Upstream (U) Turbidity NTU Downstream (D) Turbidity NTU Fecal Coliform, co11100 ml SA Effluent Limitations Mo. Ave! Daily Max, HOWorORW 50% of 7Q10 indicate NO FLOW dappliceAle Fresrwraler 6.0-9. saltwater 6.8-8.5 Industrial 25145 HOW or OR 20130 HOW or OR and Tr or PNA 10115 s se PNA orany Trout 0. li/0.2 No Limit Circle Water Quality Standard that applies (BY2511 0 NA Water Quality Standards Applies NA Water Quality Standards Applies NA Date Sample Collected, molddlyr 2110/20 10.0 7.6 12.4 9.2 9/14/20 8.805 7.1 5.7 1 2.8 Permit Date 10/1/2015 - 9/30/2020 Last Revised 10/2/2015 Certificate of Coverage No. NCG020171 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, o those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete. 1 am aware that there are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing violation." [Required by 40 CF 22] Signature Date ') I r i t 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 10/1/2015-9/3012020 Last Revised 10/2/2015