NCG030679_2022 DMR_20220407

NCDEQ Division of Energy, Mineral and Land Resources
Stormwater Discharge Monitoring Report (DMR) Form for NCG030000
Metal Fabrication
Click here for instructions
Complete, sign, scan and submit the DMR via the Stormwater NPDES Permit Data Monitoring Report (DMRI Upload form within
30 days of receiving sampling results. Mail the original, signed hard copy of the DMR to the appropriate DEMLR Rejgional Office.
Certificate of Coverage No. NCG03 0679
Facility Name: General Dynamics Mission System - Boren Drive
Facility County: Guilford
Person Collecting Samples: Craig Reardon
Laboratory Name: Pace Analytical
Laboratory Cert. No.:
Discharge during this period: U Yes U No (if no, skip to signature and date)
Has your facility implemented mandatory Tier response actions this sample period for any benchmark exceedances?
If so, which Tier (I, II, or III)?
A copy of this DMR has been uploaded electronically via htt s: edocs.de .nc. ov Forms SW DMR
Date Uploaded:4/7/2022
Analytical Monitoring Requirements for Outfalls with Industrial Activities — Benchmarks in (Red)
Yes I -'[No
Dyes ❑ No
Parameter
Code
Parameter
Outfall1
WS-V;NSW
3/23/22
Outfall2
WS-V;NSW
3/23/22
Outfall3
WS-V;NSW
3/23/22
Outfall
Outfall
N/A
Receiving Stream Class
N/A
Date Sample Collected MM/DD/YYYY
46529
24-Hour Rainfall in inches
.65
.65
.65
C0530
TSS in mg/L (100 or 50*)
41.9 mg/L
ND
7.4 mg/L
00400
pH in standard units (6.0-9.0 FW,
6.4
6.4
5.7
6.8-8.5 SW)
01119
Copper, total recoverable in mg/L
(0.010 FW, 0.0058 SW)
012 mg/L
005 mg/L 1.0048
mg/L
01051
Lead, total recoverable in mg/ L
.0127 mg/L
ND .0057 mg/L
(0.075 FW, 0.22 SW)
01094
Zinc, total recoverable in mg/ L (0.126
141 mg/L
129 mg/L 0528 mg/I
FW, 0.095 SW)
Chemical Oxygen Demand (COD) in
00340
mg/L (120)
65.7 mg/ L
ND
ND ND
ND ND
00552
Non -Polar Oil & Grease in mg/L (15)
* 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
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."
400000,
Signature of Permittee or Delegated Authorized Individual Date
[e-mail]
Email Address
336-323-9862
Phone Number