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Home My WebLink AboutNCG020097_2021 DMR_20220111 (4)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 • "--- r.., 11% n=4UIF Vmanu rur uucrans wan maustrial Activities — Monthly Average Effluent Limits in (Blue), Daily Maximum Effluent Limits in (Red) e#er Cod Code parameter Outfall Pit Outfall Pit Outfall Pit OutfallPit Outfall N/A Receiving Stream class Forney Creek Forney Creek Forney Creek Forney Creek N/A Date Sample Collected MM/DD/YYYY 3/8/2021 6/21/2021 9/27/2021 12/2/2021 00400 pH (6.0-9.0 FW, 6.8-8.5 SW) 7.5 7A C0530 TSS in mg/L (25, 20, or 10 3) (45, 30, Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily 15 a) ND ND T6 6.4 00070 Turbidity of discharge b 1.1 2.7 4.6 2.5 - Turbidity downstream of discharge a - Turbidity upstream of discharge e 00545 Settleable Solids in mg/L (0.1), (0.2)1 Avg Daily Avg nail IF Avg Daily Avg Daiiy Avg Daily ND ND ND ND 31616 Fecal Coliform d 61211 Enterococcus� - Daily Flow Rate in cfs (50% of 7Q10) 11000 1000 laoa �1000 Additional parameters for Clay 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) 00951 Fluoride, fatal 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 (0.34 FW, Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily n/a SW) (0.34 FW, n/a SW) 01002 Arsenic, total in mg/L (0.15 FW, 0.069 Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily SW) (0.15 FW, 0.069 SW) C0034 Chromium III in mg/L (0.117 FW, n/a Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily SW) (0.905 FW, n/a 5W) 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) 00951 Fluoride, total in mg/L (6.0) (6.0) Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily Additional parameters for Lithium Ore Mines 07105 Aluminum, total in mg/L (0.30 FW, 0.24 SW) (0.75 FW, 0.24 SW) Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily 00951 Fluoride, total in mg/L (6.0) (6.0) Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily Additional parameters for Phosphate Mines 00951 Fluoride, total in mg/L (6.0) (6.0) Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily 39344 Alpha, Gross Particle Activity Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily Additional parameters for Industrial Sand Mines 00951 Fluoride, total in mg/L (6.0) (6.0) Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily C00334 Chromium III in mg/L (0.117 FW, n/a SW) (0.905 FW, n/a SW) Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily 39344 Alpha, Gross Particle Activity Avg Daily Avg Daily Avg Daily Avg Daily Avg Daily a) Outrans to Uutstanding Resource Waters (ORW) and High Quality Waters (HQW) have a Monthly Average Effluent Limit for TSS of 20 mg/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, SIB, 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. eased 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." 01 /11 /2022 of Permittee or Delegated Authorized Individual Date jconner@hedrickind.com Email Address 828-686-3844 Phone Number