NCG140350_2022 DMR_20220526

LIMIT VIOLATION DISCHARGE MONITORING REPORT (DMR) —WASTEWATER
SUBMIT TO REGIONAL OFFICE*
General Permit No. NCG140000
`Use this form if any wastewater samples have EXCEEDED A WASTEWATER LIMIT for any parameter.
Send sample results to the DEMLR Regional Office within 30 days of receipt from the laboratory.
Certificate of Coverage No. NCG140350
Facility Name: Thomas Concrete of Carolina - Wake Forest Plant Sample Collection Period: Qtr 1 ❑ Qtr 2 ❑X Qtr 3 ❑Qtr 4 ❑ Calendar Year 2022
County: Wake If Monthly Monitoring:
Phone Number: [phone] Person Collecting Samples: SynTerra, Zach Garlick
Certified Laboratory: Pace Analytical Lab # E375
Lab #
Discharge to HQW or ORW waters? Yes ❑ No
Discharge to SA waters? Yes ❑ No ® Discharge to Tr (Trout) waters? Yes ❑ No
Discharge to SB or PNA waters? Yes ❑ No ® If HQW, what is the 7Q10 flow rate? or Tidal, 7Q10 not available ❑
Wastewater Monitorinq Requirements
Date Sample
Daily Flow
pH,
Total Suspended
Settleable
Non -Polar O&G (EPA Method 1664
Outfall
Collected
Rate, cfs
Su
Solids (TSS), mg/l
Solids,
(SGT-HEM)), mg/I
No.
mlll
Napp/lcable
_
"
HQW or ORW
freshwater
Standard
30
¢
!
50% of 7Q10
6.0-9.0
HQW
HQW, ORW, SA, SE, PNA, or
any Trout
No Limit
A
Ind/cab NO FLOWN
saltwater
20
5
Samples above Benchmark
Ear,,
applicable
6.8-8.5
HQW 1 ORW 1Md Tr, or PNA
10
subject to Tiered Responses
15
. .
001
04/18/22
0.06
11.23
19.7
N/A
<1.16
Permit Date 8/1/2017 - 6/30/2022 Last Revised 8-22-2017
Page 1 of 3

Certificate of Coverage No. NCG140350
Wastewater Monitorina Reauirements
Outfall
No.
Date Sample
Collected
Daily Flow
Rate, cfs
pH,
SU
Total Suspended
Solids (TSS), mg/I
Settleable
Solids,
ml/I
If applicakle
Non -Polar O&G (EPA Method 1664
(SGT-HEM)), mg/l
>, \ HQW or ORW
d % 50% of 7Q10
Indicate NO FLOW if
applIca6ls
freshwater
6.0-9.0
saltwater
6.8$.5
Standard
30
HOW
20
HQW i ORW and Tr, or PNA
10
HOW, ORW, SA, SB, PNA, or
any Trout
5
No Limit
Samples above Benchmark
sub o subject to Tiered Responses
1 P
15
Permit Date 8/1/2017 - 6/30/2022 Last Revised 8-22-2017
Page 2 of 3

Certificate of Coverage No. NCG140350
CERTIFICATION
"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." [Required by 40 CFR §IA2.221
Signature
Date .�-i 7J
Mail Limit Violation DMR to Your DEMLR Regional Office Land Quality Section:
ASHEVILLE REGIONAL OFFICE FAYETTEVILLE REGIONAL OFFICE MOORESVILLE REGIONAL OFFICE
2090 US Highway 70 225 Green Street 610 East Center Avenue/Suite 301
Swannanoa, NC 28778
Systel Building Suite 714
[phone]
Fayetteville, NC 28301-5043
[phone]
RALEIGH REGIONAL OFFICE
WASHINGTON REGIONAL OFFICE
3800 Barrett Drive
943 Washington Square Mall
Raleigh, NC 27609
Washington, NC 27889
[phone]
[phone]
WINSTON-SALEM REGIONAL
CENTRAL OFFICE
OFFICE
450 Hanes Mill Road, Suite 300
Winston-Salem, NC 27103
[phone]
Permit Date 8/1/2017 — 6/30/2022
Questions for The Central Office
Stormwater Permitting Program?
[phone]
Mooresville, NC 28115
[phone]
WILMINGTON REGIONAL OFFICE
127 Cardinal Drive Extension
Wilmington, NC 28405-2845
[phone]
Last Revised 8-22-2017
Page 3 of 3