NCG140170_DMR_Wastewater_20200706

PROCESS WASTEWATER — Quarterly Discharge Monitoring Report •
GENERAL PERMIT NO. NCG140000 •
CERTIFICATE OF COVERAGE NO. NCG14 o j n SAMPLE COLLECTION YEAR: ea°A0
FACILITY NAME: (4(2.-eps ?s•co)k-i cVi SAMPLE QUARTER: EJul-Sept ❑Oct-Dec [Dan-MarchApril-June
PERSON COLLECTING SAMPLES: • .#.4Kj/ I }(,&rIT COUNTY: /"0RS'i +'L
CERTIFIED LABORATORY:Kcs.4kh+./3urlefk.4(Lab# Ili PHONE NO.(3I!s) r?te.S=)- 6'>
Lab# ADD TO LISTSERVE? []YES ❑NO EMAIL: 1 :.
LIMIT VIOLATIONS? YES 0 NO Jg] DISCHARGING TO CLASS: ❑SA QHQW ❑PNA QTrout QOther
• OPTIONAL INFO: 1
Part A:Wastewater Monitoring Requirements
TPH using
Date Sample Total Suspended Settleable Discharge •
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1 Type of Wastewater pH method 1664A . Total Flow
Outfall No. Collected Solids Solids Duration 7
(mrn/dd/yr) (VE,RM,MD)' T(standard) (mg/L) (mL/L) SG NEMG (minutes) (galions/day)
(mg/L)
- - 6-93'4 303,5 53 ( 6 -
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_ t ()GAG TAe7 7• lg I t< ,$ <O.) 1�J, Go : .D$y 4.i t1
RECEIVED . .
JUL 0$ Zpp .
- L FILES
_... CENTnWR •SCCTIONr
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1 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. .
2 Report the abbreviation for the type of Authorized Wastewater Discharges here:Vehicle and Equipment Cleaning(VE),Raw Material Stockpiles(Rlvl};Mixing Drum
Cleanout(MD). Report more than one type if the waste-stream Is commingled.
3 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 DWQ RO staff
notifies you to continue monitoring.
"pH limits are 6-9 S.U.for wastewater discharges to freshwaters,and 6.8-8.5 S.U.for discharges to saitwaters.
s TSS limits are 20 mg/L for wastewater discharges to HQW waters,10 mg/L for Trout and PNA waters,and 30 mg/L for all other water classifications..,;.;
Permit Date:7/1/2010-06/30/2015 s 'Last-Revised 07/13/11
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6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas.TPH does not have'a'limit for wastewater,
but instead is subject to benchmarks and provisions of Part IV,Section A,including the Tiered Response Action.
Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HOW waters shall be-set to 50%of the Summer 7Q10 Flow as per 15A
NCAC 028.0224.Permittees who discharge wastewater to HOW waters shall obtain a Summer 7Q10_flow and report this information to DWQ, If thepermittee cannot -
obtain a Summer 7Q10 flow for the receiving waters at the discharge location,the permittee shall notify DWQ,and the DWQ Regional Office may require an annual flow
report on a case-by-case basis. •
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MAIL.ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY(INCLUDING ALL"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 Quality - -
__ _Attn: DWO CPnual Files .
1617 Mail Service Center
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Raleigh, North Carolina 27699-1617
[phone] '
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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,accur.'ate,and
complete. I am aware that there are significant penalties for submitting false information,including the possibility of fines and imprisonment for knowing
violations." •
N )7' •
-o.z- c
(Signature of Permittee) (Date)
Permit Date:7/1/2010-06/30/2015 <.Last Revised 07/13/11
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RESEARCH & ANALyTiCAL Report of Analysis
LABORATORIES, INC. 6/19/2020
For: Ready Mixed Concrete Co (ARGOS) .:"l .,.•••�'••'.'''$�
1491 Brookford Road
Kernersville, NC °
�'� NC#34 A
I• E
r 1 NC#37701 : 5
Attn: Danny Rathbone r
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%11EDANP�,4
Client Sample ID: 1-6237 Lab Sample ID: 83531-01
Site: Argos USA Collection Date: 6/16/2020 9:25
[Parameter Method Result Units Rep Limit Analyst Analysis Date/Time J.
pH SM 4500 H+B-2011 7.90 Std. Units 6/16/2020 0925
Settleable Matter SM 2540 F-2011 <0.1 ml/I 0.1 AW 6/17/2020 1130
Total Suspended Solids SM 2450 D-2011 11.8 mg/L 5 AW 6/17/2020
NA=not analyzed
P.O.Box 473 106 Short Street Kernersville,North Carolina 27284 Tel:[phone] Fax:[phone] www.randalabs.com Page 1