NCG140266_DMR_20230125

ANNUAL SUMMARY DISCHARGE MONITORING
REPORT (DMR) —WASTEWATER
SUBMIT TO CENTRAL OFFICE*
General Permit No. NCG140000
Calendar Year 2022
"Report ALL WASTEWATER monitoring data on this form (include "No Flow"P'No Discharge" and Limit Violations) from
the previous calendar year to the DEQ by MARCH 1 of each year.
Certificate of Coverage No. NCG 14 0❑ 2❑©®
Facility Name: Thomas Concrete of Carolina - Morrisville Plant
County: Wake
Phone Number: (919 )460-5317 Total no. of outfalls monitored 1
Certified Laboratory Pace Analytical Lab # 375
Lab #
Wastewater (WW) Discharge Outfall No. 002
Does this outfall discharge WW to SA waters? Yes ❑ No
Does this outfall discharge WW to SIB or PNA waters? Yes ❑ No 0
Does this outfall discharge WW to HQW or ORW waters? Yes ❑ No 0
If so, what is the 7Q10 flow rate? or Tidally influenced waters, 7Q10 not available ❑
Does this outfall discharge WW to Trout jr) designated waters? Yes ❑ No ✓0
Were there any limit violations in the calendar year? Yes 0 No ❑
Outfall No.
Daily Flow Rate,
pH,
TSS,
SS,
Non -Polar O&G (EPA Method 1664
002
cfs
SU
mg/I
ml/I
(SGT-HEM)), mg/I
if applicable
Standard
Effluent
HOW or ORW
50% of 7Q10
freshwater
6.0-9.0
30
HOW, ORIN, SA,
No Limit
Limitations
HOW
20
SB,PNA,orany
Trout
Indicate NO FLOW it
saltwater
5
Samples above Benchmark
applicable
6.8-8.5
HQW I ORW and Tr, or
subject to Tiered Responses
Daily Maximum
PNA
15
10
Date
Sample
Collected,
mo/dd/ r
01/22 - 03/22
NO FLOW
06/29/22
0.08
8.54
22.5
<1.29
09/29/22
0.08
7.94
60.8
2.56
11 /10/22
0.08
6.21
93.8
-
2.90
P
TkAlli
I✓ t f r
Permit Date 8/1/2017 — 6/30/2022
Last Revised 8-22-2017

Certificate of Coverage No. NCG 14 FL]2❑©©
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 §122.221
Signature u ylf a
Date - - -�
Mail Annual Summary Wastewater DMR to the NCDEQ Central Office:
Note the address is correct - Central Files is housed in DWR (not DEMLR)
N.C. Department of Environmental Quality (DEQ) -
Division of Water Resources
Attn: DWR Central Files
1617 Mail Service Center
Raleigh, NC 27699-1617
Central Files Telephone [phone]
Questions? Contact DEMLR Stormwater Permitting Staff in the Central Office at:
[phone]
Permit Date 8l1/2017 — 6/30/2022
Last Revised 8-22-2017 -