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Home My WebLink AboutNCG020009_2023 DMR_20230724 NCDEQ Division of Energy, Mineral and Land Resources Stormwater Discharge Monitoring Report (DMR) Form for NCG020000 Active and Inactive Mining Sites Click here for instructions Complete,sign,scan and submit the DMR via the Stormwater NPDES Permit Data Monitoring Report(DMR)Upload form. Mail the original,signed hard copy of the DMR to the appropriate DEMLR Regional Office. Certificate of Coverage No. NCGO2 0009 Person Collecting Samples:MM Staff Facility Name:American Stone Laboratory Name:Pace Analytical Services Facility County:Orange Laboratory Cert. No.:633 Discharge during this period:❑Yes ❑ No (if no,skip to signature and date) Has your facility implemented mandatory Tier response actions this sample period for any benchmark exceedances?❑Yes No If so,which Tier(I, II,or III)? A copy of this DMR has been uploaded electronically via https://edocs.deq.nc.gov/Forms/SW-DMR ❑/.Yes ❑ No Date Uploaded: Analytical Monitoring Requirements for Outfalls with Industrial Activities—Benchmarks in(Red) Parameter Parameter Outfall Outfall Outfall Outfall Outfall Code N/A Receiving Stream Class WS-II;HQW,NSW WS-II;HQW,NSW WS-II;HQW,NSW N/A Date Sample Collected MM/DD/YYYY 46529 24-Hour Rainfall in inches 00545 Settleable Solids(SS) (0.1 mg/I) C0530 TSS in mg/L(100 or 50*) 00070 Turbidity of discharge** Turbidity downstream of discharge** Turbidity upstream of discharge** Additional parameters for outfalls in drainage areas that use>55 gallons per month of new hydraulic oil on average NCOIL Estimated New Motor/Hydraulic Oil Usage in gal/month 00552 Non-Polar Oil&Grease in mg/L(15) Additional parameters for Clay Mines 01105 Aluminum,total in mg/L(0.75 FW, 0.24 SW) 01092 Zinc,total(as Zn)in mg/L(0.126 FW, 0.095 SW) 00951 Fluoride,total in mg/L(6.0) 00900 Hardness,total 00400 pH,in standard units(6.0-9.0 FW, 6.8-8.5 SW) 01097 Antimony,total in mg/L(0.34 FW, N/A SW) 01002 Arsenic,total in mg/L(0.15 FW,0.069 SW) C0034 Chromium III in mg/L(0.905 FW,N/A SW) Additional parameters for Feldspar Ore Mines 01105 Aluminum,total in mg/L(0.75 FW, 0.24 SW) 01092 Zinc,total(as Zn)in mg/L(0.126 FW, 0.095 SW) 00951 Fluoride,total in mg/L(6.0) Additional parameters for Lithium Ore Mines 01105 Aluminum,total in mg/L(0.75 FW, 0.24 SW) 00951 Fluoride,total in mg/L(6.0) Additional parameters for Phosphate Mines 00951 Fluoride,total in mg/L(6.0) 39344 Alpha,Gross Particle Activity Additional parameters for Industrial Sand Mines 00951 Fluoride,total in mg/L(6.0) C00334 Chromium Ill in mg/L(0.905 FW,N/A SW) 39344 Alpha,Gross Particle Activity *Outfalls to Outstanding Resource Waters(ORW),High Quality Waters(HQW),Trout Waters(Tr)and Primary Nursery Areas(PNA) have a benchmark TSS limit of 50 mg/L.All other water classifications have a benchmark of 100 mg/L **See F-5 of the NCG020000 General Permit for turbidity requirements. FW(Freshwater)SW(Saltwater) Notes(optional): "I certify by my signature below,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 1 bmitted is, ' the best of m nowledge and belief,true,a r. and complete.I am aware that there are significant penalties for submitting fats=inf._. j i.n,includi the ssibilit o nes impri.o.' ent for knowing violations." __ -- 7/24/2023 Signature of • •ttee or Delegated Aut orized lndi 'du:I Date phillip.pre ey@martinmarietta.co' `. (919) 783-4505 Email Address Phone Number NCDEQ Division of Energy, Mineral and Land Resources Wastewater Discharge Monitoring Report (DMR) Form for NCG020000 Active and Inactive Mining Sites Click here for instructions Complete,sign,scan and submit the DMR via the Stormwater NPDES Permit Data Monitoring Report(DMR) Upload form within 30 days of receiving sampling results. Mail the original,signed hard copy of the DMR to the appropriate DEMLR Regional Office. Certificate of Coverage No. NCGO20009 Person Collecting Samples:MM Staff Facility Name:American Stone Laboratory Name:Pace Analytical Services Facility County:Orange Laboratory Cert. No.:633 Discharge during this period: ❑Yes ❑ No (if no,skip to signature and date) Has your facility implemented mandatory Tier response actions this sample period for any benchmark exceedances?❑Yes ❑ No If so,which Tier(I, II,or III)? A copy of this DMR has been uploaded electronically via https://edocs.deq.nc.gov/Forms/SW-DMR ❑Yes ❑ No Date Uploaded: Analytical Monitoring Requirements for Outfalls with Industrial Activities—Monthly Average Effluent Limits in(Slug),Daily Maximum Effluent Limits in(Red) Parameter Parameter Outfall Outfall Outfall Outfall Outfall Code N/A Receiving Stream Class WS-II;HQW,NSW N/A Date Sample Collected MM/DD/YYYY 6/6/2023 00400 pH(6.0-9.0 FW,6.8-8.5 SW) 7.86 TSS in mg/L(25,20,or 10 3)(45,30, Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily C0530 151 ND 00070 Turbidity of discharge b 2.1 Turbidity downstream of discharge b Turbidity upstream of discharge b 00545 Settleable Solids in mg/L 0.1),(0.2)` Avg Oally Avg Daily Avg Daily Avg Daily Avg Daily 31616 Fecal Coliform d 61211 Enterococcuse Daily Flow Rate in cfs(50%of 7Q10) 33.23 Additional parameters for Clay Mines Aluminum,total in mg/L(0.30 FW, Avg Daily Avg Daily Avg Daily Avg Daily Avg ! Daily 01105 0.24 SW)(0.75 FW,0.24 SW) 01092 Zinc,total(as Zn)in mg/L(0.126 FW, Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily 0.095 SW)(0.126 FW,0.095 SW) 00951 Fluoride,total in mg/L(6.0)(6.0) Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily 00900 Hardness,total 01097 Antimony,total in mg/L Q0.34 ENV, Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily r/a SW)(0.34 FW,n/a SW) Arsenic,total in mg/L(0.15 FW,0.069 Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily 01002 SW)(0.15 FW,0.069 SW) C0034 Chromium Ill in mg/L 0.117 FW,n/a Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily SW)(0.905 FW,n/a SW) Additional parameters for Feldspar Ore Mines 01105 Aluminum,total in mg/L(0.30 FW, Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily 0.24 SW)(0.75 FW,0.24 SW) 01092 Zinc,total(as Zn)in mg/L(0.126 FW, Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily 0.095 SW)(0.126 FW,0.095 SW) Fluoride,total in mg/L(6.0)(6.0) Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily 00951 C0034 Chromium Ill in mg/L(0.117 FW,n/al Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily SW)(0.905 FW,n/a SW) Additional parameters for Lithium Ore Mines Aluminum,total in mg/L(4.30 FW, Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily 01105 0.24 SW)(0.75 FW,0.24 SW) Fluoride,total in mg/L(6.0)(6.0) Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily 00951 C0034 Chromium Ill in mg/L(0.117 I€W,n/a Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily S. )(0.905 FW,n/a SW) Additional parameters for Phosphate Mines Fluoride,total in mg/L(6.0)(6.0) Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily 00951 Alpha,Gross Particle Activity Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily 39344 Additional parameters for Industrial Sand Mines Fluoride,total in mg/L(6.0)(6.0) Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily 00951 Chromium Ill in mg/L(0.227 IF ra/a Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily C00334 SW)(0.905 FW,n/a SW) Alpha,Gross Particle Activity Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily 39344 a)Outfalls to Outstanding Resource Waters(ORW)and High Quality Waters(HQW)have a Monthly Average Effluent Limit for TSS of 21 stag/L and a Daily Maximum Effluent Limit of 30 mg/L.Outfalls to Trout Waters(Tr)and Primary Nursery Areas(PNA)have a Monthly Average Effluent Limit for TSS of 10 mg/L and a Daily Maximum Effluent Limit of 15 mg/L.Industrial Sand and Phosphate mines discharging to all other water classification have a Monthly Average Effluent Limit for TSS of 25 mg/L.and a Daily Maximum Effluent Limit of 45 mg/L. b)See H-5 of the NCG020000 General Permit for turbidity requirements. c)Only outfalls to HQW,ORW,SA,SB,PNA,or Tr waters are required to monitor for Settleable Solids. d)Only outfalls to SA waters are required to monitor for Fecal Coliform e)Only outfalls to SA,SB,and SC waters are required to monitor for Enterococcus FW(Freshwater)SW(Saltwater) Notes(optional): "I certify by my signature below,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 owledge and belief,true,accurate and complete.I am aware that there are significant penalties for submitting als infor tion,including th po sibility of fi es imprisonm nt f knowing violations." r I 7/24/2023 Signature of ': tee or Delegated Authorized In ,.__ -!" Date phillip.pres -y@martinmarietta.cori Email Address Phone Number