NCG140140_Tier 2 Monitoring Report_20211124

Harmon Environmental. PA
615 Bruce Thomas Road
Monroe, North Carolina 28112
November 22, 2021
North Carolina Department of Environmental Quality
Division of Energy, Mineral and Land Resources
610 East Center Avenue, Suite 301
Mooresville, North Carolina 28115
Re: Transmittal of Tier 2 Stormwater Discharge
Monitoring Report October 2021
Williams Ready Mix Products, Inc.
2465 Old Charlotte Highway, Monroe, North Carolina
Project 840-02
To Whom it May Concern:
704-2924527
harmonenvironmental.com
Attached please find a completed Tier 2 Stormwater Discharge Monitoring Report Form for
October 2021 at the Williams Ready Mix Products, Inc. facility at 2465 Old Charlotte Highway in
Monroe, North Carolina.
Please call if you have any questions or require any additional information.
Sincerely,
Harmon Environmental, PA
Richard L. Harmon, P.G.
President/Principal Hydrogeologist
Attachments

tstNUMMAKK txc:EEDANCE or TIER 2 DISCHARGE MONITORING REPORT (DMR) — STORMWATER
SUBMIT TO REGIONAL OFFICE*
General Permit No. NCG140000
'Use this form if any stormwater samples have EXCEEDED A BENCHMARK or if the facility is in TIER 2 MONITORING for any parameter.
Send sample results to the DEMLR Regional Office within 30 days of receipt from the laboratory.
Certificate of Coverage No. NCG 14
Facility Name: Williams Ready Mix Products, Inc. Sample Collection Period: Period 1 ❑ Period 2 X Calendar Year 2021
County: union For Monthly Monitoring: Month October
Phone Number: 7( 04 ) 283-1173 Person Collecting Samples: Richard Harmon - Harmon Environmental, PA
Certified Laboratory: Pace Analytical Services, LLC Lab # 40
Lab #
Has this facility had 4 or more benchmark exceedances for any single parameter, at anyone SW discharge outfall (SDO)? Yes ❑ No 0
Have you contacted the Regional Office? Yes 0 No ❑
Whom at the Region did you speak with? Lily Kay
Stormwater Monitoring Requirements
Ouffall
No.
Date Sample
Collected
Total
Rainfall
Is this SDO in
Tier 2?
Does this SDO
include Vehicle
Maintenance
Activities (VMA)?
Total
Suspended
Solids (TSS),
mg/I
pH,
SU
Non -polar O&G
(EPA Method 1664
(SGT-HEM)), mg/I
(VMA)
na mama
New Motor Oil
Usage (gallmo.)
Ifapplicable
-
mo/dd/yr
or "NO FLOW"
inches
Y/N
Y/N
100
50 (ORW, HOW, Tr, PNA)
6.0-9.0
15
>SS gallmo. average
requires TSS and Non -polar
O&G monllonng
01
No Flow
N
N
NA
NA
02
No Flow
Y
N
NA
NA
03
No Flow
Y
N
NA
NA
Permit Date 8/1/2017—6130/2029 Last Revised 8-22-2017
Page 1 of 3

Certificate of Coverage No. NCG14 ❑❑❑❑
Stormwater Monitoring Requirements
Outfall
No
Date Sample
P
Collected
Total
Rainfall
Is this SDO in
Tier 2?
Does this SDO
include Vehicle
Maintenance
Activities (VMA)?
Total
Suspended
Solids (TSS),
mg/I
pH,
SU
Non -polar O&G
(EPA Method 1664
(SGT-HEM)), mg/I
(VMA)
1/applicable
New Motor Oil
Usage (gal/mo.)
1/applicable
mo/dd/yr
or "NO FLOW'
inches
YIN
YIN
100
50 (ORIN, HOW, Tr, PNA)
6.0-9.0
15
resTSmo.aveon-p
requires TGS antl Non -polar
OSG monito ng
Ell
Permit Date 6/1/2017 - 6/30/2022 Last Revised 8-22-2017
Page 2 of 3

Certificate of Coverage No. NGG14 ] K]FI]
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 §122.22]
Signature Z/21 b fz L
Date //-/%-2921
Mail Benchmark Exceedance/Tier 2 DMR to Your DEMLR Regional Office Land Quality Section:
ASHEVILLE REGIONAL OF]
2090 US Highway 70
Swannanoa, NC 28778
[phone]
RALEIGH REGIONAL OFFICE
3800 Barrett Drive
Raleigh, NC 27609
[phone]
WINSTON-SALEM REGIONAL
OFFICE
450 Hanes Mill Road, Suite 300
Winston-Salem, NC 27103
[phone]
Permit Date 8/1/2017 — 6/30/2022
FAYETTEVILLE REGIONAL OFFICE
225 Green Street
Systel Building Suite 714
Fayetteville, NC 28301-5043
[phone]
WASHINGTON REGIONAL OFFICE
943 Washington Square Mall
Washington, NC 27889
[phone]
CENTRAL OFFICE
Questions for The Central Office
Stormwater Permitting Program?
[phone]
MOORESVILLE REGIONAL OFFICE
610 East Center Avenue/Suite 301
Mooresville, NC 28115
[phone]
127 Cardinal Drive Extension
Wilmington, NC 28405-2845
[phone]
Last Revised 8-22-2017
Page 3 of 3