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HomeMy WebLinkAboutNCG140497_DMR_20220413PROCESS WASTEWATER— Quarterly Discharge Monitoring Report GENERAL PERMIT NO. NCG140000 i QTR CERTIFICATE OF COVERAGE NO. NCG14 O 4 9 7 FACILITY NAME: Chandler Concrete Company -Spruce Pine 508 PERSON COLLECTING SAMPLES: - CERTIFIED LABORATORY: Lab# REGFlVPF LIMIT VIOLATIONS? YES ❑ NOO MAY 04 2022 Part A: Wastewater Monitoring Re uirements CENTRAL FILE, Orig —State 0 Copy —State 0 Copy —Plant 0 Copy -Fie SAMPLE COLLECTION YEAR: 2022 SAMPLE QUARTER: NJan-March ❑April -June ❑Jul -Sept ❑Oct -Dec COUNTY: Mitchell PHONE NO. (336) 226-1181 ADD TOLISTSERVE? DYES ONO EMAIL: DISCHARGING TO CLASS: ❑SA ❑HQW ❑PNA ERTrout OOther:C OPTIONAL INFO: Outfall No. Date Sample Collected) (mm/dd/yr) Type of Wastewater Niolids (VE, RM, D) ' pH (standard) Total Suspended (mg/L) Settleable Solids (ML/L) Non -Polar Oil &Grease using method 16645GT-HEM' (ni Discharge Duration (minutes) Total Flow z (gallons/day) - - - 6.93A B03,5 53 (15)" - - 1 NO FLOW VE RM MD N/A - No Discharge this Period - 'If wastewater systems have not discharged in this quarter— report "No Flow" or "No Discharge" here. Please make sure to mark the sample quarter above. 'Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicleand Equipment Cleaning(VE), Raw Material Stockpiles(RM), Mixing Drum Cleanout(MD). Report more than one type if the waste -stream is commingled. ' If an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DEMUR RO staff notifiesyouto continue monitoring. "pH limits are 6-9 S.U. for wastewater discharges tofreshwaters,and 6.8-8.5 S.U. for discharges to saltwaters. ' TSS limits are 20 mg/L for wastewater discharges to HOW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for a II other water classifications. 6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VIVA areas. TPH does not have a limit forwastewater, but instead is subject to benchmarks and provisions of Part IV, Section A, including the Tiered Response Action. ' Flow rate can be measured continuouslyorcalculated. Flow limits for wastewater discharges to HOW waters shall beset to 50% of the Summer 7Q10 Flow as per 15A NCAC 02B.0224. Perm ittees who discharge wastewater to HQW waters shall obtain a Summer 7010flow and report this information to DEMLR. If the permittee cannot obtain a Summer 7Q10 flow for the receiving waters at the discharge location, the permittee shall notify DEMLR, and the DEMLR Regional Office may require an annual flow report on acase-by-case basis. Permit Date: 8/1/2017-06/30/2022 Last Revised 07/27/17 Page 1 of 2 MAILORIGINALANDONE COPYOFTHIS ANNUALSUMMARY0NCLUDINGALL"NO FLOW", "NO DISCHARGE") WITHIN 30 DAYS OF RECEIPT OF SAMPLE (OR AT END OF MONITORING PERIOD IN CASE OF "NO FLOW")TO: Division of Water Resources Attn: DWR Central Files 1617 Mail Service Center Raleigh, North Carolina 27699-1617 (919) 807-6379 j YOU MUST SIGN THIS CERTIFICATION FOR ANY INFORMATION REPORTED: "I certify, under penaltyof 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 in submitted is, to the bestof my knowledge and belief, true, accurate, and complete. lam aware that there are significant penalties for ngfalse information, including the possibility of fines and imprisonment for knowing violations." 4,,;1 f3202L Permit Date: 8/1/2017-06/30/2022 Last Revised 07/27/17 Page 2 of 2