NCG080038 DMR SW (4)

3
Semi-annual Stormwater Discharge Monitoring Report
for North Carolina Division of Water Quality General Permit No. NCGO80000
Date submitted August 20. 2015
CERTIFICATE OF COVERAGE NaMN�'�G'{�18�t' _ _ 11d SAMPLE COLLECTION YEAR 2015
FACILITY NAME Winston-Salem Hauling SEP Q 2 2015 SAMPLE PERIOD ❑Jan -June [:] July -Dec
COUNTY Forsyth or ❑X Monthlyl TAY (month)
PERSON COLLECTING SAMPLES Steve Cobb, Division Mana e ENTRAL FILES DISCHARGING TO CLASS ❑ORW ❑HQW [-]Trout ❑PNA
LABORATORY ENCO Lab Cert. # 591 (TSS) ❑Zero -flow [:]Water Supply OSA
An
Comments on sample collection or analysis: ®Other Class C
As shown on the attached table, there was only one rain event (on July 2) that may have potentially qualified for discharge
monitoring. The site did not have trained staff on site that day to conduct the required monitoring. All other events PLEASE REMEMBER TO SIGN ON THE REVERSE
occurred either during non -business hours or were within 72 hours of prior qualifying events
Did this facility perform Vehicle Maintenance Activities using more than 55 gallons of new motor oil per month? -Xyes _no
(if yes, report your analytical results in the table immediately below)
Part A: Vehicle Maintenance Areas Monitoring Requirements (If applicable)
No discharge this period'
Outfall Date,
No. Sample Collected,
mo/dd/yr
00530
00400
00556 -
00400
'Total Suspended
Solids, mg/L
pH,
Standard units- .
Non -Polar Oil and Grease/TPH EPA
Method 1664+(SGT-HEM), mg/L
New Motor Oil Usage,
Annual average gal/ rho,
Benchmark -
50 or 100 see permit
Within 6.0 — 9.0
15
-
SDO #1 NA
Approx 300 gallons
SDO #2 NA
Approx 300 gallons
Part B: Oil/water Separators and Secondary Containment Areas at Petroleum Bulk Stations and Terminals (If applicable)
Outfall
No.
Date
Sample Collected,
mo/dd/yr
00556
00530
00400
Non -Polar Oil and Grease/TPH EPA Method
1664 (SGT -HEM), mg/L
Total Suspended Solids,
mg/L
pH,
Standard units
Permit Limit
-
15
50 or 100 see permit • =
6.0-9.0
1 For sampling periods with no discharge at any single outfall, you must still submit this discharge monitoring report with a checkmark here.
SWU-250 last revised April 11, 2013
Page 1 of 2

STORM EVENT CHARACTERISTICS:
Date NA (first event sampled)
Total Event Precipitation (inches): NA
Date NA (list each additional event sampled this reporting period, and rainfall amount)
Total Event Precipitation (inches): NA
Note: if you report a sample value in excess of the benchmark, you must implement Tier 1, Tier 2, or Tier 3 responses. See General Permit text.
FOR PART A AND PART B MONITORING RESULTS:
• A BENCHMARK EXCEEDANCE TRIGGERS TIER 1 REQUIREMENTS. SEE PERMIT PART II SECTION B.
• 2 EXCEEDANCES INA ROW FOR THE SAME PARAMETER AT THE SAME OUTFALL TRIGGER TIER 2 REQUIREMENTS. SEE PERMIT PART II SECTION B.
• TIER 3: HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDENCES FOR THE SAME PARAMETER AT ANYONE OUTFALL? YES N NO ❑
IF YES, HAVE YOU CONTACTED THE DWQ REGIONAL OFFICE? YES N NO ❑
REGIONAL OFFICE CONTACT NAME: Matthew Gantt, P E.
Mail an original and one copy of this DMR including all "No Discharge" reports within 30 days of receipt of the lab results (or at end of monitoring period in
the case of "No Discharae" reports) to:
Division of Water Quality
Attn: DWQ Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
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 aware that
there are significant pl�Valties forjslibmitting false information, including the possibility of fines and imprisonment for knowing violations."
(Signature of
Ox-k---
(Qef
Additional copies of this form may be downloaded at: http://portal.ncdenr.org/web/wq/ws/su/npdessw#tab-4
SW -250
last revised April 11, 2013
Page 2 of 2

hC&--a S DO 9
Source: Weather Underground: http://www.wunderground.com/history/airport/KINT/2015/7/13/DailyHistory.html
Gaugeing station approximately 2000 feet northeast of facility at Smith Reynolds Airport
Daily Weather History & Observations - July 2015
July
2015
- Day
-Precip. (in)
-Sum ,
Events
Notes
1
W
0
2
Th
0.47
Fog, Rain
Qualified staff not available for sampling
3
F
1.21
Fog, Rain , Thunderstorm
After work hours (rain occurred 2000 to 2400 Hrs)
4
Sat
0.01
Weekend
5,
Sun
0.35
Fog , Rain , Thunderstorm
Weekend
6
M
0.11
Rain
No discharge
7
Tu
0
8
W
0
9
Th
0
10
F
0
11
Sat
0-
12
Sun
0
13
M
0.35
Rain , Thunderstorm
After work hours (rain occurred 2000 to 2200 Hrs)
14
Tu
0.05
Rain
Non -qualifying event
15
W
0
16
Th
0
17
F
0
18
Sat =
0.32
Rain , Thunderstorm
Weekend
19
Sun
0.67
Fog , Rain , Thunderstorm
Weekend
20
M
0.19
Rain , Thunderstorm
Non -qualifying event
21
Tu
0.34
Rain , Thunderstorm
Non -qualifying event
22
W
0
23
Th
0.37
Rain
Non -qualifying event
24
F
0
25
Sat
0
-
26
Sun
0-
27
M
0
28
Tu
0.75
Fog , Rain , Thunderstorm
After work hours (rain occurred 1800 to 2000 Hrs)
29
W
0.44
Rain
Non -qualifying event
30
Th
0.11
Rain , Thunderstorm
Non -qualifying event
31
F
0
Source: Weather Underground: http://www.wunderground.com/history/airport/KINT/2015/7/13/DailyHistory.html
Gaugeing station approximately 2000 feet northeast of facility at Smith Reynolds Airport