NCG020286_DMR SW_20210204

ANNUAL SUMMARY DISCHARGE MONITORING
REPORT (DMR) — STORMWATER
SUBMIT TO CENTRAL OFFICE*
General Permit No. NCG020000
Calendar Year 2020
'Report ALL STORMWATER monitoring data on this form Conclude "No FlowfNo Discharge' and Benchmark
Exceedances) from the previous calendar year to the DIED by MARCH 1 of each year.
Certificate of Coverage No. NCGO:
Facility Name: Maiden Quarry
County: Catawba
Number: 828-428-4915 Total No. of SDOs Monitored
ed Laboratory Pace Analytical Lab q 40
Lab N
ormwater Discharge Outfall (SDO) No. 1 VMA Outfall? Yes No
this outfall currently in Tier 2 for any parameter? Yes No
as this outfall ever in Tier 2 during the past year? Yes No
:his outfall was In Tier 2 last year, was monthly monitoring discontinued?
�s, enough consecutive samples below benchmarks to decrease frequency
s, received approval from DEMLR to reduce monitoring frequency
i, turbidity benchmark exceedances did not require monthly monitoring
K M
Outfall No.1
Total Rainfall, Inches
TSS, mgll
SS, mill
Turbidity,
NTU
Upstream (U)
Turbidity, NTU
Downstream
(D) Turbidity,
NTIJ
Non -polar 08G,
mgll (VMA)
New Motor Oil
Usage
(gatUn )
Stormwater
Benchmarks
a„`�"""
100/50
0.1
50/25110
NIA
NIA
15
Date Sample
Collected,
moldd/yr
IRO. 6/20
No SDO Ezist
°
620-12/20
No SDO Exist
'1 '.
-
� -.., Y
1
FROM It Date 101112015- 913012020
Last Revised 10.2-2015

Certificate of Coverage No. NCG020286
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 InformsUon 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: Nlfi�JZQi
Date: 2/4/2021
Mall Annual Summary Stor mwater DMR to the NCDEQ Central Office:
Nate 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 Mall 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 — 913012020
Last Revised 10-2-2015