NCG020610_MONITORING INFO_20190218

STORMWATER DIVISION CODING SHEET
NCG PERMITS
PERMIT NO.
/V C& Oj, 0 �I
DOC TYPE
❑HISTORICAL FILE
CXMONITORING REPORTS
DOC DATE
C �
❑ � � l C � � �
YYYYMMDD

Martin Mitchell S. Scott, P.E.
Marietta Environmental Manager
February 12, 2020
RFC ,:.1\/Fn
N.C. Department of Environmental Quality FEB 18 2019
Division of Water Resources E-N i I If1l_ FILES
Attn: DWR Central Files DVVR SECTION
1617 Mail Service Center
Raleigh, NC 27699-1617
Subject: Martin Marietta Materials, Inc. —Weldon Quarry #2
COC #: NCG020610
Annual Summary DMR - 2019
Dear Sir and/or Madam:
Attached please find the original and one (1) copy of the 2019 Annual Summary DMR — Stormwater &
Wastewater for the Martin Marietta Materials, Inc. Weldon Quarry #2. Please note that this is a
Greensite with no mining related activities on the property to date.
Should you have any questions, or should any additional information be required, please contact me at
mitch.scott martinmarietta.com or at 804/674-7514.
Sincerely,
�A_'S�V
Mitch Scott, P.E.
Environmental Manager
Attachments
cc: Steve Bruce
File
Virginia District
1 Park West Circle, Suite 207, Midlothian, Virginia 23114
t. [phone] f. [phone] m. [phone] e. [e-mail]
www.martinmarietta.com

IF D
ANNUAL SUMMARY DISCHARGE MONITORING
REPORT (DMR) — STORMWATER
SUBMIT TO CENTRAL OFFICE*
General Permit No. NCG020000
Calendar Year 2019
'Report ALL STORMWATER monitoring data on this form (include "No FlowTNo Discharge" and Benchmark
Exceedances) from the previous calendar year to the DEQ by MARCH 1 of each year.
Certificate of Coverage No. N0002
Facility Name: Martin Marietta Materials, Inc. - Weldon Quarry #2
County: Halifax
Phone Number: ( 804 ) 674-9517 Total no. of SDOs monitored 0
Certified Laboratory n/a Lab #
Lab #
Stormwater Discharge Outfall (SDO) No. n a VMA Outfall? Yes ❑ No ❑
Is this outfall currently in Tier 2 for any parameter? Yes ❑ No ❑
Was this outfall ever in Tier 2 during the past year? Yes ❑ No ❑
If this outfall was in Tier 2 last year, was monthly monitoring discontinued?
Yes, enough consecutive samples below benchmarks to decrease frequency ❑
Yes, received approval from DEMLR to reduce monitoring frequency ❑
No, turbidity benchmark exceedances did not require monthly monitoring ❑
Other ❑
Outfall No.
n a
Total
Rainfall,
inches
TSS,
mgll
SS ,
mlll
Turbidity,
Y,
NTU
Upstream
(U) Turbidity,
NTU
Downstream
(D)Turbidity,
NTU
Non -polar
O&G, mgll
(VMA)
New
Motor Oil
Usage
(gal/mo.)
Stormwater
Benchmarks
lndica[e NO
FLOW it
a ficndle
circle
Benchmark
100150
0.1
lchmrcle
Benchmark
50/25/10
NIA
Water Quality
Standard applies
NIA
Water Quality
Standard applies
1 5
>55e requires
average requires
TSS and Non polar
Q8G monitoring
Date Sample
Collected,
molddlyr
NOT
PPLICAB
E - GRE
NSITE - NO
MINING RELATE.D
ACTIVITIES TO
DATE
Permit Date 101112015 — 9/30/2020
Last Revised 10-2-2015

.w a
Certificate of Coverage No. N0002 ❑0 ©R1Ro
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 CFR51.22,221
Signature q-
Date January 13, 2020___
Mail Annual Summary Stormwater DMR to the NCDEQ Central Office:
Note the address is correct — Central Files is housed if? DWR (riot 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 101112015 — 9/30/2020
Last Revised 10-2-2015

w 1
ANNUAL SUMMARY DISCHARGE MONITORING
REPORT (DMR) — STORMWATER
11 SUBMIT TO CENTRAL OFFICE* II
General Permit No. NCG020000
Calendar Year 2019
`Report ALL STORMWATER monitoring data on this form (include "No Flow"/"No Discharge" and Benchmark
Exceedances) from the previous calendar year to the DEQ by MARCH ? of each year.
Certificate of Coverage No. NCG02 ®❑❑❑
Facility Name: Martin Marietta Materials, Inc. - Weldon Quarry #2
County: Halifax
Phone Number: ( 804 ) 674-9517 Total no. of SDOs monitored 0
Certified Laboratory n/aLab #
Lab #
Stormwater Discharge Outfall (SDO) No. n/a VMA Outfall? Yes ❑ No ❑
Is this outfall currently in Tier 2 for any parameter? Yes ❑ No ❑
Was this outfall ever in Tier 2 during the past year? Yes ❑ No ❑
If this outfall was in Tier 2 last year, was monthly monitoring discontinued?
Yes, enough consecutive samples below benchmarks to decrease frequency ❑
Yes, received approval from DEMLR to reduce monitoring frequency ❑
No, turbidity benchmark exceedances did not require monthly monitoring ❑
Other ❑
Outfall No.
n a
Total
Rainfall,
inches
TSS,
mgll
SS,
mIII
Turbidity,
NTU
Upstream
(U) Turbidity,
NTU
Downstream
(D) Turbidity,
NTU
Non -polar
0&G, mgli
(VMA)
New
Motor Oil
Usage
(gallmo.)
Stormwater
Benchmarks
indicate NO
FLOWi!
applicable
ncr`'e
Benchmark
100150
0.1
Circle
Benchmark
50/25/10
NIA
wate'Qualiity
5landard applies
NIA
waterQuarily
Standard applies
15
average requires
>ra eroqui.
TS5 and Non -polar
0&G menitorinq
Date Sample
Collected,
molddlyr
r sx� >: _,„
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�tn .J°'_
k
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P•4 .xr a t
"
cS�rk
tIF ,tl,rYrs`
,h,r
�" ..
ry'lulk
s �r
S' rt, e�rY.
NOT
APPLICAB
LE - GRE
iNSITE - NO
MINING RELATE
D ACTIVITIES TO
DATE
Permit Date 101112015 — 9/30/2020
Last Revised 10-2-2015

10 1
Certificate of Coverage No. NCG02 F-o]®0®
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;.1.27,22]
'7x Signature q.,
Date _January 13, 2020
Mail Annual Summary Stormwater DMR to the NCDEQ Central Office:
Note the address is correct -- Gentral Files is hocked 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 101112015 — 9/30/2020
Last Revised 10-2-2015