NCG190110_2021 DMR_20211129

NCDEQ Division of Energy, Mineral and Land Resources
Stormwater Discharge Monitoring Report (DMR) Form for NCG190000
Marinas and Shipbuilding
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. NCG19 190110
Person Collecting Samples: Steve Tyler, LG
Facility Name: Atlantic Marine Inc - Service Center
Laboratory Name: Environmental Chemists Inc.
Facility County: New Hanover
Laboratory Cert. No.: 94
Discharge during this period: [] Yes E] No (if no, skip to signature and date)
Has your facility implemented mandatory Tier response actions this sample period for any benchmark exceedances?E]Yes [Z] No
If so, which Tier (1, 11, or 111)?
A copy of this DMR has been uploaded electronically via https://edocs.deg.nc.gov/Forms/SW-DMR 2 Yes Ej No
Date Uploaded: 11/29/2021
Analytical Monitoring Requirements for Outfalls with Industrial Activities — Benchmarks in (Red)
Parameter
Parameter
Outfall 001
Outfall 002
Outfall
Outfall
Outfall
Code
N/A
Receiving Stream Class
SWL
SWL
N/A
Date Sample Collected MM/DD/YYYY
11/12/2021
11/12/2021
46529
24-Hour Rainfall in inches
0.46
0.46
C0530
TSS in mg/L (100 or 50*)
19.2
6.8
00552
Non -Polar Oil & Grease in mg/L (15)
<5.0
<5.0
00340
Chemical Oxygen Demand in mg/L (120)
00400
pH in standard units (6.0 — 9.0)
6.9
7.0
01105
Aluminum, total recoverable in mg/ L
0.290
0.143
(0.75 FW, 0.24 SW)
Chromium 111, total recoverable in mg/L
01027
at certain facilities" (0.905 FW, none
SW)
Chromium V1, total recoverable in mg/L
C0034
at certain facilities" (0.016 FW, 1.1
SW)
Copper, total recoverable in mg/L
01042
(0.010 FW, 0.006 SW)
0.223
0.113
01051
Lead, total recoverable (as Pb) in mg/ L
<0.01
<0.01
(0.075 FW, 0.22 SW)
Nickel, total recoverable in mg/L (0.335
C0034
FW, 0.074 SW)
01092
Zinc, total recoverable in mg/L (0.126
0.165
0.085
FW, 0.095 SW)
NCOIL
Estimated New Motor/Hydraulic Oil
0
0
Usage in gal/month
*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
"Only required for Ship and Boat Building and Repairing [SIC 373] facilities that perform metal fabrication in areas that could potentially be
exposed to stormwater
FW (Freshwater) SW (Saltwater)
I Notes (optional): SW I

"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."
11/29/2021
Signature of Permittee or Delegated Authorized Individual Date
EmailAddress [e-mail] Phone Number 910 508 8833