NCG190052_2023 DMR_20230427

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 0052 Person Collecting Samples:J Frei/SwSG
Facility Name: Safe Harbor Jarrett Bay Laboratory Name: Pace Analytical/SwSG
Facility County: Carteret Laboratory Cert. No.: 12,40,5054
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?EYes ❑No
If so,which Tier(I, II,or III)? II
A copy of this DMR has been uploaded electronically via https://edocs.deq.nc.gov/Forms/SW-DMR 0 Yes ❑No
Date Uploaded:04/27/2023
Analytical Monitoring Requirements for Outfalls with Industrial Activities—Benchmarks in(Red)
Parameter Parameter Outfall 001 Outfall 002 Outfall 006 Outfall Outfall
Code
N/A Receiving Stream Class SA; HQW SA; HQW SA; HOW
N/A Date Sample Collected MM/DD/YYYY 04/14/2023 04/14/2023 04/14/2023
46529 24-Hour Rainfall in inches 0.50 0.50 0.50
CO530 TSS in mg/L(100 or 50*) 82.2 <2.7 276
NCOIL Estimated New Motor/Hydraulic Oil +/ 225 +/-225 +/-225
usage in gal/month
00340 Chemical Oxygen Demand in mg/L(120) 40.1 26.0 68.3
00400 pH in standard units(6.0-9.0 FW,6.8— 8.74 8.05 8.55
8.5 SW)
01105 Aluminum,total recoverable in mg/L 0.592 0.0381 1.740
(0.75 FW,0.24 SW)
01119 Copper,total recoverable in mg/L 0.200 0.203 0.874
(0.010 FW,0.006 SW)
01051 Lead,total recoverable(as Pb)in mg/L 0.0060 <0.001 0.144
(0.075 FW,0.22 SW)
01094 Zinc,total recoverable in mg/L(0.126 0.104 0.0516 0.323
FW,0.095 SW)
Additional parameters for outfalls in drainage areas that use>55 gallons per month of new hydraulic oil on average
00552 Non-Polar Oil&Grease in mg/L(15) <5.0 <5.0 <5.0
*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): SDO-001 represents SDO-004 and SDO-005. SDO-003 eliminated as a point source discharge in 2021.
"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."
04/27/2023
Signat of Permittee1Delegated Authorized Individual Date
[e-mail] 252-728-2690
Email Address Phone Number