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HomeMy WebLinkAboutNCG030127_2021 DMR_20210322March 22, 2021 DEQ Mooresville Regional Office Attn: DEMLR Stormwater Program 610 East Center Avenue, Suite 301 Mooresville, NC 28115 Re: Stormwater Discharge Outfall Monitoring Report: Y3 P1, 2021, February Tier II Monthly Granges Americas Inc. Rowan County General Permit NCG030000, Certificate of Coverage NCG030127 Dear Stormwater Permitting Unit; We respectfully submit the enclosed original signed copy of the Stormwater Discharge Outfall Monitoring Report (DMR) for the Granges Americas Inc. facility under General Permit Number NCG030000, Certificate of Coverage Number NCG030127. This submission serves as the monthly sampling event for sample period Year 3, Period 1, 2021, February Tier II monthly sampling, as outlined in our stormwater permit. We will continue monthly sampling until three consecutive sample results are below the benchmark values or within benchmark range as described in our permit. If you have any questions or comments regarding this Stormwater Discharge Outfall Monitoring Report (DMR) submission, please contact us at your convenience. Sincerely, Jessica Moggridge Environmental, Health and Safety Manager Granges Americas Inc. Enclosures: Stormwater Discharge Outfall Monitoring Report (DMR) 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. NCG03 0127 Person Collecting Samples: Ryan R. Osborne (INENCO, INC.) Facility Name: Granges Americas Inc. Laboratory Name: Pace Analytical Services, LLC Facility County: Rowan Laboratory Cert. No.: 12, 40, 37706, & 37712 Discharge during this period: El Yes ❑ 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)? II A copy of this DMR has been uploaded electronically via https:Hedocs.deg.nc.gov/Forms/SW-DMR ✓❑ Yes ❑ No Date Uploaded: 03/22/2021 Analytical Monitoring Requirements for Outfalls with Industrial Activities - Benchmarks in (Redl Parameter Parameter Outfall1 Outfall3 Outfall Outfall Outfall Code N/A Rece,ving Stream Class Class C Class C N/A Date Sample Collected MM/DD/YYYY 02/11/2021 02/11 /2021 46529 24-Hour Rainfall in inches 0.44 0.44 C0530 TSS in mg/L (100 or 50*) 24.2 71.4 00400 pH in standard units (6.0 - 9,0) 6.95 7.02 01119 Copper, total recoverable in mg/L 0.0102 0.0217 (0.010) 01051 Lead, total recoverable in mg/ L < 0.0050 < 0.0050 (0.075) 01094 Zinc, total recoverable in mg/ L 0.0581 0.0713 (0,126) 78141 Total Toxic Organics (TTO) in mg/Li 1) NA NA (if required) 00552 Non -Polar Oil & Grease in mg/L (1S) < 5.0 < 5.0 Additional parameters for outfalls in drainage areas that use >55 gallons per month of new hydraulic oil on average Estimated New Motor/Hydraulic Oil NCOIL Usage in al/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 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 information, includingthe possibility of fines and imprisonment for knowing violations." Signature of Permittee or Delegated Authorized Individual Email Address Afe(, Mi . A0 qo/t 3, ,_ r. z o .Z Date Phone Number 0 O q)(03 7- '15 IV Total Toxic Organics Certification: "Based upon my inquiry of the person or persons directly responsible for managing compliance with the permit monitoring requirement for total toxic organics (TTO), I certify that to the best of my knowledge and belief, no leak, spill, or dumping of concentrated toxic organics into the stormwater or onto areas which are exposed to rainfall or stormwater runoff has occurred since filing the last discharge monitoring report. I further certify that this facility is implementing all the provisions of the Solvent Management Plan included in th tormwater Pollution Prevention Plan." � . 2 1, 2 02 � Signature of Permittee or Delegated Authorized Individual Date Email Address N�c ,, �p�Cn [r.� E ra(xe es . L.D rvi Phone Number c 70 Yj b s 7 -nisi y