NCG020330 DMR SW (3)

I ANNUAL SUMMARY DMR - STORMWATER II
SEND TO CENTRAL OFFICE *
STORMWA TER DISCHARGE OUTFALLS (SDO)
GENERAL PERMIT NO. NCG020000
*Report ALL STORMWA TER Monitoring Data on this form (including No Flow and No Discharge and Permit Limit Violations) by MARCH 1 of each year.
CERTIFICATE OF COVERAGE NO. NCG020330
FACILITY NAME: _3M Pittsboro
PERSON COLLECTING SAMPLES
CERTIFIED LABORATORY
Pace
Part A: Stormwater Monitoring Requirements
Lab # 67
Lab # 40
SAMPLE COLLECTION YEAR: _2015
COUNTY Chatham
PHONE NO. (_919) 642-4009
ADD TO LISTSERVE? YES ❑ NO ❑ EMAIL:
Outfall
No.
Date Sample
Collected
(mo/dd/yr OR
NO FLOW)
In Tier 2
Monthly
Monitoring?
g'
(y/n)
# of Months in
Tier 2
Sampling'
Total Flow
(MG)
Total Suspended
Solids
(mg/1)
Turbidity
(NTU)
Settleable
Solids (ml/1)
Total
Rainfall
(in)
Event
Duration
(minutes)
-
-
-
-
1001,4
See Footnote', S
0.13
002
6/2/2015
N
NA
0.306
16.3
6
ND
0.31
720
004
6/2/2015
N
NA
0.058
50.7
5.4
ND
0.31
720
005
6/2/2015
N
NA
0.350
ND
1.4
ND
0.31
720
002
10/27/2015
N
NA
1.453
11.7
23.7
ND
1.28
1530
004
10/27/2015
N
NA
0.275
5.2
2.9
ND
1.28
1530
005
10/27/2015
N
NA
1.658
ND
ND
ND
1.28
1530
it -NV rLUw or �NO DISCHARGE, Enter "NO FLOW" or "NO DISCHARGE" for each outfall here and the Date Range.
2 Per NCG02: Tier 2 Monthly sampling shall be done until 3 consecutive samples are below the benchmark or within the benchmark range
3 If a value is in excess of the benchmark, or outside the benchmark range (for pH), you must implement the Tier 1 or Tier 2 responses in the General Permit.
4 TSS benchmark values are 100 mg/1 except in ORW, HWQ, trout, and PNA waters where they are 50 mg/l.
s The discharge shall not cause an instantaneous measurement of the turbidity of the receiving water to exceed: 10 NTU for freshwater streams, lakes, and reservoirs designated
as trout waters; 25 NTU for all lakes and reservoirs, and all salt waters; 50 NTU for all other streams and surface waters. Turbidity may be monitored at the SDO.
Alternatively, the permittee may choose to monitor turbidity in the receiving water, directly upstream and downstream of the SDO.
Permit Date: 1/1/2010-12/31/2014 Last Revised 02-02-11
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Part B: Vehicle Maintenance Activity Monitoring Requirements for facilities using > 55 gal of new motor oil/month on average
Outfall
No.
Date Sample
Collected
(mo/dd/yr OR
NO FLOW)
In Tier 2
Monthly
Monitoring?
(y/n)
4 of Months
in Tier 2
Sampling'(gal/month)
New Motor
Oil Usage
-
Total Flow
(MG)
-
TPH using method
1664A SGT -HEM
m
Total Suspended
Solids
(mg/1)
pH
(Standard
Units
Total
Rainfall
in
Event
Duration
minutes
153 1001,4 6-93
006
6/2/2015
N
NA
560
0.013
ND
21.6
6.49
0.27
720
006
10/27/2015
N
NA
344
0.063
ND
5.9
6.95
1.28
1530
HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDENCES
AT ANY ONE OUTFALL (INCLUDING VEHICLE MAINTENANCE)? YES ❑ NO ED
HAVE YOU CONTACTED THE REGION? YES ❑ NO ED
WHO AT THE REGION HAVE YOU SPOKEN WITH?
MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY (INCLUDING ALL "NO FLOW", "NO DISCHARGE" & LIMIT
VIOLATIONS) BY MARCH 1 OF EACH YEAR TO:
Division of Water Quality
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
[phone]
YOU MUST SIGN THIS CERTIFICATION FOR ANY INFORMATION REPORTED
"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 a are that t ere are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing
violati s'
� 2 /
(Signature of Permittee) (Dat
Permit Date: 1/1/2010-12/31/2014 Last Revised 02-02-11
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