NCG030611_2024 DMR_20240823

Progress Rail
A Caterpillar Company
August 19, 2024
DEQ Winston-Salem Regional Office
Attn: DEMLR Stormwater Program
450 West Hanes Mill Road, Suite 300
Winston-Salem, NC 27105
Re: Stormwater Discharge Outfall Monitoring Report (DMR): 3rd Quarter 2024
Progress Rail Winston-Salem (Forsyth County)
General Permit NCG030000; Certificate of Coverage Number NCG030611
Dear DEMLR Stormwater Program,
We respectfully submit the enclosed signed original of the Stormwater Discharge Outfall
Monitoring Report for Progress Rail Winston-Salem under General Permit Number
NCG030000, Certificate of Coverage NCG030611. This submission is for stormwater
discharge sampling during the third Quarter of 2024 (July - September) as outlined in
Part E of our stormwater discharge permit.
If you have any questions or comments regarding this Stormwater Discharge Outfall
Monitoring Report (DMR) submission, please contact us at your convenience.
Sincerely,
David Brecheen, EHS Manager
Progress Rail Winston-Salem, A Caterpillar Company
Enclosures: Stormwater Discharge Outfall Monitoring Report (DMR), 1 signed original

NCDEQ Division of Energy, Mineral and Land Resources
Stormwater Discharge Monitoring Report (DMR) Form for NCG030000
Metal Fabrication
(lick he-P for instnict'nns
Complete, sign,scan and submit the DMR via the • 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. NCG030611 Person Collecting Samples: RYAN R.OSBORNE(INENCO, INC.)
Facility Name: PROGRESS RAIL WINSTON-SALEM Laboratory Name: PACE ANALYTICAL SERVICES, LLC.
Facility County: FORSYTH Laboratory Cert. No.: 40, 37712,41,375, 21704,381
Discharge during this period:17Yes ®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-Drv1R 1:1Yes No
Date Uploaded:
Analytical Monitoring Requirements for Outfalls with Industrial Activities—Benchmarks in 'ed)
Parameter Parameter Outfall 1 Outfall 2 Outfall Outfall Outfall
Code ___
N/A Receiving Stream Class CLASS C CLASS C
N/A Date Sample Collected MM/DD/YYYY 08/02/2024 08/02/2024
46529 24-Hour Rainfall in inches 0.09 0.09
C0530 TSS in mg/L c100 or 50'I 20.9 3.8
00400 pH in standard units(6.0—9.0 FW, 7.33 6.98
6.R-8.5 SW)
01119 Copper,total recoverable in mg/L <0.0050 <0.0050
(0.010 FW,0.0058 SW)
01051 Lead,total recoverable in mg/L 0.0011 <0.0010
(0.075 FW,0.22 SW)
Zinc,total recoverable in mg/L 10.126
01094 0.0154 <0.0100
FW,0.095 SW1
00340 Chemical Oxygen Demand(COD) in <25.0 <25.0
mg/L(120i
00552 Non-Polar Oil &Grease in mg/L <5.62 <5.62
Outfalls to Outstanding Resource Waters(ORW),High Quality Waters(HOW),Trout Waters(Tr)and Primary Nursery Areas(PNA)
have a benchmark TSS limit of .All other water classifications have a benchmark of i66
(Freshwater) (Saltwater)
Notes(optional): pH sample collected and analyzed by Ryan R. Osborne of INENCO, INC., North Carolina Field Services Certification#:5540
"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 informati ,includin possibility fines and imprisonment for knowing violations."
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