NCG020001_DMR_20190712

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 Flow"/"No Discharge" and Benchmark
Exceedances)from the previous calendar year to the DEQ by MARCH 1 of each year.
Certificate of Coverage No. NCG02 0 0 0 1
Facility Name: Triangle Quarry
County: Wake
Phone Number: (919 )266-1100 Total no. of SDOs monitored 3
Certified Laboratory ENCO Labs Lab # l Wt -0I6
Lab #
Stormwater Discharge Outfall (SDO) No. SDO-3/EQ-1 VMA Outfall? Yes ✓❑ No n
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 ❑
Upstream Downstream New
Outfall No. Total TSS, SS, Turbidity, (U) Turbidity, (D) Turbidity, Non-polar Motor Oil
SDO-3/ll Rainfall, mg/I ml/I NTU NTU NTU O&G, mg/I Usage
inches (VMA) (gal/mo.)
Circle Circle N/A N/A >55 gal/mo.
Stormwater Indicate NO Benchmark enchmark average requires
Benchmarks
FLOW if ('� aWater Quality Water Quality TSS and Non-polar
applicable 50 0.1 5O 25/�O Standard applies Standard applies 1 5 o&c monitoring
Date Sample
Collected,
mo/dd/yr
04/02/2019 0.5" 15 0.1 14 <2.7 >55
07/12/2019 0.5" <2.5 <0.1 2.4 RECEIVED <2.7 >55
MAR 0 5 2020
CENTRAL FILES
MVPZ lurk!
Permit Date 10/1/2015—9/30/2020
Last Revised 10-2-2015

Certificate of Coverage No. NCGO2 0 0 Io 11
Additional Outfall Attachment (make copies as needed for additional outfalls)
Stormwater Discharge Outfall (SDO) No. SDO-5 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 ❑
Upstream Downstream New
Outfall No. Total TSS, SS, Turbidity, (U) Turbidity, (D) Turbidity, Non-polar Motor Oil
SDO-5 Rainfall, mg/I ml/I NTU NTU NTU O&G, mg/I Usage
inches (VMA) (gal/mo.)
Circle Circle N/A N/A >55 gallmo.
Stormwater Indicate NO B- hmark lchmark average requires
Benchmarks FLowir 50 0.1 25/10 Water
tandard°ualityappes Water Quality
Standard applies 15 TSS and Non-polar
applicable Sli O&G monitoring
Date Sample
Collected,
mo/dd/yr
Period 1 NO FLOW
Period 2 NO FLOW
Permit Date 10/1/2015—9/30/2020
Last Revised 10-2-2015

Certificate of Coverage No. NCGO2 0 [0 0 1
Additional Outfall Attachment (make copies as needed for additional outfalls)
Stormwater Discharge Outfall (SDO) No. SDO-6/EQ-2 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 ❑
Upstream Downstream New
Outfall No. Total TSS, SS, Turbidity, (U) Turbidity, (D) Turbidity, Non-polar Motor Oil
SDO-6/EQ-2 Rainfall, mg/I ml/I NTU NTU NTU O&G, mg/I Usage
inches (VMA) (gal/mo.)
Circle Circle >55 gal/mo.
Stormwater Indicate NO Benchmark nchmark N/A N/A average requires
Benchmarks Pp`"it ��50 0.1 O�I25/10 Water Quality Water Quality 15 TSS and Non-polar
a licabie Standard applies Standard applies O&G monitoring
Date Sample
Collected,
mo/dd/yr
06/10/2019 2.5" 10 <0.1 16 3.04 >55
11/15/2019 0.24" <2.5 <0.1 12 <2.7 >55
Permit Date 10/1/2015—9/30/2020
Last Revised 10-2-2015

Certificate of Coverage No. NCGO2 0 0 0 1
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§122.22J
Signature ,/
s
Date (VG/VP-0
Mail Annual Summary Stormwater 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 10/1/2015-9/30/2020
Last Revised 10-2-2015