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Home My WebLink AboutNCG210362_DMR_20200720June 2020 NCDEQ Division of Water Resources Attn: DWR Central Files 1617 Mail Service Center Raleigh, North Carolina 27699-1617 Subject: Report of Semi -Annual Stormwater Inspection/Sampling Todco, Inc. Facility 1123 Roy Lopp Road Lexington, Davidson County, North Carolina NCDEQ Certificate of Coverage #NCG210362 Ladies/Gentlemen: RECEIVED JUL 2 0 202o CEN i "L HLES DWR SECTION Attached are two copies of the recent stormwater discharge monitoring report form for the subject facility. If you have any questions regarding this submittal, please contact the undersigned at 336-382- 6849. Sincerely, ( # -1 � I /%jlI. Jeff Gerlock, L.G. NC Licensed Geologist #1141 Attachment CC: Todd Warfford, Todco 7356 Belmont Drive, Trinity, NC 27370 * Phone: 336-382-6849 Semi-annual Stormwater Discharge Monitoring Report for North Carolina DEMLR General Permit No. NCG210000 Date submitted June 2020 CERTIFICATE OF COVERAGE NO. NCG210 3 6 2 FACILITY NAME Todco, Inc. COUNTY Davidson PERSON COLLECTING SAMPLES Todd Warfford LABORATORY Meritech Lab Cert. # 165 Comments on sample collection or analysis: SAMPLE COLLECTION YEAR 2020 SAMPLE PERIOD ■❑ Jan -June ❑ July -Dec or ❑ Monthly) (month) DISCHARGING TO CLASS ❑ORW ❑HQW ❑Trout ❑PNA ❑Zero -flow ❑■ Water Supply [:]SA ❑Other PLEASE REMEMBER TO SIGN ON THE REVERSE 4 Part A: Stormwater Benchmarks and Monitoring Results (Monitoring is required only if the facility stores exposed accumulations of sawdust, wood chips, bark, mulch, or other similar material on site for longer than seven (7) days.) ❑ No discharge this period?2 Outfall No. Date Sample Collected) (mo/ Collected' 24-hour rainfall amount, amount, Chemical Oxygen Demand Total Suspended Solids Benchmarks =__> - - 120 mg/L 100 mg/L or 50 mg/0 SDO-1 5/19/2020 1.2 58 25 SDO-2 5/19/2020 1.2 45 28 SDO-3 5/19/2020 1.2 54 23 SDO-4 5/19/2020 1.2 62 78 1 Monthly sampling (instead of semi-annual) must begin with the second consecutive benchmark exceedance for the same parameter at the same outfall. Z For sampling periods with no discharge at any single outfall, you must still submit this discharge monitoring report with a checkmark here. 3The total precipitation must be recorded using data from an on -site rain gauge. Unattended sites may be eligible for a waiver of the rain gauge requirement. ° See General Permit text, Table 3, identifying the especially sensitive receiving water classifications where the more protective benchmark applies. Note: Results must be reported in numerical format. For example, do not report Below Detection Limit, BDL, <PQL, Non -detect, ND, or other similar non - numerical format. When results are below the applicable limits, they must be reported in the format. "<XX me/L", where XX is the numerical value of the detection limit, reporting limit, etc. in mg/L. Note: If you report a sample value in excess of the benchmark, you must implement Tier 1, Tier 2, or Tier 3 responses. See General Permit text. Permit Date: 8/1/2018-7/31/2023 SWU-245, last revised 8/6/2018 Page 1 of 2 Part B: Vehicle Maintenance Area Monitoring Results: only for facilities averaging > 55 gal of new oil per month. No discharge this period?' Outfall No. Date Sample Collected (mo/dd/yr) 24-hour rainfall amount, a Inches Non -polar O&G by EPA 1664 (SGT-HEM) Total Suspended Solids Benchmarks ===> - - 15 mg/L 100 mg/L or 50 mg/L S DO-1 5/19/2020 1.2 <5 25 SDO-2 5/19/2020 1.2 <5 28 SD0-4 5/19/2020 1.2 <5 78 Footnotes from Part A also apply to this Part B Note: If you report a sample value in excess of the benchmark, you must implement Tier 1, Tier 2, or Tier 3 responses. See General Permit text. FOR PART A AND PART B MONITORING RESULTS: • A BENCHMARK EXCEEDANCE TRIGGERS TIER 1 REQUIREMENTS. SEE PERMIT PART II SECTION B. • 2 EXCEEDANCES IN A ROW FOR THE SAME PARAMETER AT THE SAME OUTFALL TRIGGER TIER 2 REQUIREMENTS. SEE PERMIT PART I I SECTION B. • TIER 3: HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDENCES FOR THE SAME PARAMETER AT ANY ONE OUTFALL? YES ❑ NO FNJ IF YES, HAVE YOU CONTACTED THE DEMLR REGIONAL OFFICE? YES ❑ NO ❑ REGIONAL OFFICE CONTACT NAME: Mail an on in the case and one copy of this DMR, Division of Water Resources Attn: DWR Central Files 1617 Mail Service Center Raleigh, North Carolina 27699-1617 to: all "No Discharge" reports, within 30 days of receipt of the lab results (or at end YOU MUST SIGN THIS CERTIFICATION FOR ANY INFORMATION REPORTED: "I certify, 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." (Date) Permit Date:8/1/2018-7/31/2023 SWU-245, last revised 8/6/2018 Page 2 of 2