NCG030391_2024 DMR_20240502

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(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. NCGO3 0391 Person Collecting Samples:Ricardo Zegarra
Facility Name:Contech Engineered Solutions Laboratory Name: SGS
Facility County: Mecklenburg Laboratory Cert. No.: 573
Discharge during this period:n Yes n No (if no,skip to signature and date)
Has your facility implemented mandatory Tier response actions this sample period for any benchmark exceedances?EYes EiNo
If so,which Tier(I, II,or III)? I
A copy of this DMR has been uploaded electronically via https://edocs.deq.nc.gov/Forms/SW-DMR a Yes E No
Date Uploaded: 5/1/2024
Analytical Monitoring Requirements for Outfalls with Industrial Activities—Benchmarks in (Red)
Parameter Parameter Outfall 001 Outfall 002 Outfall 003 Outfall Outfall
Code
N/A Receiving Stream Class C C C
N/A Date Sample Collected MM/DD/YYYY See Notes See Notes 01/16/2024
46529 24-Hour Rainfall in inches See Notes See Notes 0.2
C0530 TSS in mg/L(100 or 50*) See Notes See Notes 12.6 mg/L
pH in standard units (6.0—9.0 FW,
00400 See Notes See Notes 3.60 su
6.8-8.5 SW) •
01119 Copper,total recoverable in mg/L See Notes See Notes
(0.010 FW,0.0058 SW) <0.025 mg/L
01051 Lead,total recoverable in mg/L See Notes See Notes <0.005 mg/L
(0.075 FW,0.22 SW)
Zinc,total recoverable in mg/L(0.126
01094 FW,0.095 SW) See Notes See Notes 2.1 mg/L
Chemical Oxygen Demand(COD) in
00340 mg/L(120) See Notes See Notes 28 mg/I
00552 Non-Polar Oil&Grease in mg/L(15) See Notes See Notes <4.9 mg/L
*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): No Discharge for Outfall 001 and Outfall 002.Facility exceeded Zinc and pH.TSS results were averaged from(2)samples 8.9 mg/L and 167.3 mg/L
"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 ons-who--mantega.the system,or those persons directly responsible for gathering the information,the information
submitted is, estsi knowledge and belie, ue,accurate,and complete.I am aware that there are significant penalties for submitting
false in matn;In Ic uding the sssibi{itg of-fims and i prisonment for knowing violations."
4/30/2024
Signature o ermittee or Delegated Authoriz Individual Date
ricardo.zegarra©conteches.com [phone]
Email Address Phone Number