NCG020808_2023 DMR_20230414

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Certified Mail#7012 1010 0002 8166 9192
Return Receipt Requested#9590 9402 7792 2152 6669 51
April 14, 2023
DEMLR— Stormwater Program
NC Department of Environmental Quality
Asheville Regional Office
2090 U.S. 70 Highway
Swannanoa, NC 28778-8211
Re: BWI ETN LLC d/b/a Blue Water Industries — BWI Yancey Quarry
General Permit No. NCG020000/Certificate of Coverage No. NCG020808
1st Quarter 2023 Discharge Monitoring Report
To Whom It May Concern:
Attached please find the signed 2023 Discharge Monitoring Reports (DMRs) for the outfalls listed
below at the above referenced facility. Please note that BWI representatives have registered for
eDMR but have not received any correspondence from the Division on account approvals to date.
• Stormwater Outfall 001
If you have any questions concerning this correspondence, please contact me at 865-512-7628 or
whillis©bluewaterindustries.com.
Sincerely,
Walt Hillis
Environmental Manager
Attachments
(0) 865-573-7625 9509 Diggs Gap Road,Heiskell,TN 37754 (F) 865-512-1492

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 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. NCGO2 0808 Person Collecting Samples:Andy Hensley
Facility Name:BWI Yancey Stone Quarry Laboratory Name:Waypoint Analytical
Facility County:Yancey Laboratory Cert. No.:402
Discharge during this period: ❑Yes 0 No (if no,skip to signature and date)
Has your facility implemented mandatory Tier response actions this sample period for any benchmark exceedances?❑Yes 0 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: 4/14/2023
Analytical Monitoring Requirements for Outfalls with Industrial Activities—Benchmarks in(Red)
Parameter Parameter Outfall 001 Outfall Outfall Outfall Outfall
Code
N/A Receiving Stream Class
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)
CO0334 Chromium III 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
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."
Gthiltyi/d 4/14/2023
Signature of Permittee or Delegated Authorized Individual Date
[e-mail] 865-512-7628
Email Address Phone Number