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Home My WebLink AboutNCG020123 DMR WW 20210216ANNUAL SUMMARY DISCHARGE MONITORING REPORT (DMRI - WASTEWATER II SUBMIT TO CENTRAL OFFICE* I) General Permit No. NCG020000 Calendar Year 2020 *Report ALL WASTEWATER monitoring data on this form (include "No Flow"i"No Discharge" and Limit Violations) from the previous calendar year to the DEQ by MARCH 1 of each year. Certificate of Coverage No. NCG020123 Facility Name: Martin Marietta Materials, Inc. - Benson Quarry County: Johnston Phone Number (919) 894-2003 Total no, of outfalls monitored 1 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 SIB 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 Fecal Daily Flow pH, TSS, SS, Discharge Upstream Downstream Coliform, Outfall No. Rate, cfs SU mg/I MIA Turbidity (U) Turbidity (D) Turbidity col/100 ml 001 itappPrabla NTU NTU NTU SA Effluent Limitations Mo. Ave l Oatly Max. MOW or ORW 50% of 7Q10 Indurate NO FLOW ilappNo.ble Freshwater .0-9. Salreater 6.8-8.5 Industrial 25/45 HOW or ORIA 20/30 HOW or OR and Tr or PNA 10/15 HQWorORW SA,9, PNA or any Trout 0.110.2 No Limit crdeWater Dudlly$tandafd mat applies 5' (MV25/1U NA Water Quality Standards Applies NA WaterOuahy Standards Applies NA Date Sample Collected, mo/ddlyr 5/12/20 0.1 7.1 ND 2.9 - Hr. No Discharge in 2nd Period 2020 0IJR SI--CT10 Permit Date 10/1/2015 - 9/30/2020 Last Revised 101212015 Certificate Coverage No. NCG020123 Additional Outfall Attachment (Make copies as needed for additional outfalls) Wastewater (WW) Discharge Outfall No. 002 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 SIB 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. Daily Flow Rate, cfs pH, SU TSS, mg/I SS, ml/I ifapphostole Discharge Turbidity NTU Upstream (U) Turbidity NTU Downstream (D) Turbidity NTU Fecal Coliform, col/100 ml SA Effluent Limitations Mo. Ave/Daily Mae, NOW or ORW 50% of 7Q10 Indifate NO FLOW nappliceble Freshwater 6.0-9.0 sa'M,ater 6.8-8.5 Indusinal 25145 HOW arOR 20/30 HOW or OR and Tr or PNA 10/15 HOW oORW ASar PNA SA, Go,r or any Trout 0.1/0.2 No Limit Gedewater oaaNy5tand.d Mat applies t'�125/10 NA water0.1hr, SiandaNsApplies NA Was,Oualily Standards Appaes NA Date Sample Collected, mo/ddlyr 5112/20 0.1 7.6 22.8 ND 9/3/20 0.3 6.3 8.7 5.4 Permit Date 10/1/2015 - 9/30/2020 Last Revised 101212015 Certificate of Coverage No. NCG020123 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 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