NCG020610_2022 DMR_20220729 (2)

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. NCG02 0735
Person Collecting Samples:
Facility Name: Weldon Quarry II
Laboratory Name: Pace Analytical Services
Facility County: Halifax
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.deg.nc.gov/Forms/SW-DMR Yes ❑
No
Date Uploaded:
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�••�•.••�"• .•..,����.,� 1"S neyullemieiILS Ior vutraus with Inaustriai Activities — Monthly Average Effluent Limits in (Blue), Daily
Maximum Effluent Limits in (Red)
Parameter
Code
Parameter
Outfall
Outfall
Outfall
Outfall
Outfall
N/A
Receiving Stream Class
C
C
N/A
Date Sample Collected MM/DD/YYYY
00400
pH (6.0-9.0 FW, 6.8-8.5 5W)
C0530
TSS in mg/L (25, 20, or 30 a) (45, 30,
15.)
Avg
Daily
Avg
Daily
Avg
Daily
Avg
Daily
Avg
Daily
00070
Turbidity of discharge b
-
Turbidity downstream of discharge b
-
Turbidity upstream of discharge b
00545
Settleable Solids in mg/L (0.1), (0.2)°
Avg
Daily
Avg
Daily
Avg
Daily
Avg
Daily
Avg
Daily
31616
Fecal Coliform d
61211
Enterococcuse
-
Daily Flow Rate in cfs (50% of 7Q10)
Additional
parameters for Clay Mines
01105
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
01092
Zinc, total (as Zn) in mg/L (0.126 FW,
0.095 SW) (0.126 FW, 0.095 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
00900
Hardness, total
01097
Antimony, total in mg/L (0.34 FW,
n/a SW) (0.34 FW, n/a SW)
Avg
Daily
Avg
Daily
Avg
Daily
Avg
Daily
Avg
Daily
01002
Arsenic, total in mg/L (0.15 FW, 0.069
SW) (0.15 FW, 0.069 SW)
Avg
Daily
Avg
Daily
Avg
Daily
Avg
Daily
Avg
Daily
C0034
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
Additional parameters for Feldspar Ore Mines
01105
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
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
C0034
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
Additional parameters for Lithium Ore Mines
01105
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
C0034
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
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
--- parameters for Industrial Sand Mines
00951
[--Additional
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
O f I
Alpha, Gross Particle Activity
Avg
Daily
Avg
Daily
Avg
Daily
Avg
Daily
Avg
Daily
a) ut a Is to Outstanding 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, 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 knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for submitting
Mlnin orm �n, including,�he posgTitftyof fines fwV imprisonment for knowing violations."
Signature of ReXmittee or Delegated Auth
Email Address
11� &
Date
Phone Number