NCS000508_21P1_20210329

STORMWATER DISCHARGE OUTFALL (SDO)
MONITORING REPORT
Permit Number N C S 0 0 0 5 0 8
FACILITY NAME Piedmont Triad International Airoort (GSO
PERSON COLLECTING SAMPLE(S) Pilot Environmental, Inc. (pH, Turbidity, D.O.)
CERTIFIED LABORATORY(S) Pace Analytical Services Asheville (COD, N, P)
Pace Analytical Services Charlotte (Oil & Grease)
Pace Analytical Services Eden (TSS, BOD)
Pace Analytical Services Indianapolis (Glycol)
Meritech, Inc. (Detergents)
ETT Environmental, Inc. (Acute Toxicity)
Part A: Specific Monitoring Requirements
SAMPLES COLLECTED DURING CALENDAR YEAR: 2021
(This monitoring report shall be received by the Division no later than 30 days from
the date the facility receives the sampling results from the laboratory.)
21P1
Stephen Arenson
Lab# 37712, 40
Lab# 37706, 53421 12
Lab# 37738, 633
Lab#
Lab# 165
Lab# 22
Period 1
COUNTY Guilford
PHONE NO. [phone]
SIGNATURE OF PERMITTEE OR DESIGNEE
REQUIRED.
46529
00400
00070
-
00310
00530
00610
00340
-
00630
00655
00552
00187
77023
-
-
Outfall
No.
Date Sample
Collected
m/d/yyyy
Flow
Total
Rainfall
inches
pH
Turbidity
NTU
Dissolved
Oxygen
mg/L
Oxygen
Demand
mg/L
Suspended
Solids (TSS)
mg/L
NH3 -
Nitrogen
mg/L
Oxygen
Demand
mg/L
Detergents
(MBAS)
mg/L
NO3+NO2 -
Nitrogen
mg/L
Phosphorus,
Total
mg/L
Oil &
Grease
mg/L
Acute
Toxicity
%
Ethylene
Glycol
mg/L
Propylene
Glycol
mg/L
Total Glycol
Applied
gallons
SD0004
3 16 2021
yes
0.25
6.90
9.58
7.2
7.4
ND
ND
0.13
0.61
0.085
ND
SDO06A
3 16 2021
yes
6.53
12.39
3.0
18.6
0.11
30.7
0.17
0.44
0.23
ND
SDO16A
3 16 2021
yes
6.48
52.77
2.8
20.1
ND
37.7
1.25
0.7
0.078
ND
SDO024
3 16 2021
yes
6.49
6.89
4.4
ND
ND
44.7
<0.10
1.8
0.16
ND
SDO026
3 16 2021
no
-
-
-
-
-
-
-
-
-
-
SDO027
3 16 2021
yes
6.46
9.75
3.2
17.7
0.13
40.1
0.50
1.1
ND
ND
SDO030
3 16 2021
yes
6.51
7.99
ND
ND
ND
ND
0.21
1.2
ND
ND
SDO033
3 16 2021
yes
6.44
4.42
ND
4.1
0.10
ND
0.14
0.92
ND
ND
IS#01
IS#02
IS#05
IS#06
IS#07
IS#8A
IS#10
IS#11
Does this facility perform Vehicle Maintenance Activities using more than 55 gallons of new motor oil per month?
f' Yes 0No
(if yes, complete Part B)
Attention: Zac Lentz, Environmental Specialist
STORM EVENT CHARACTERISTICS:
One signed copy of Discharge Monitoring Reports (DMRs)
North Carolina Department of Environmental Quality
p y
Date 3/16 2:00 through
Total Event Precipitation (inches):
3/16 12:00
0 25
shall be uploaded to NCDEQ via the Supplemental
Winston-Salem Regional Office
Event Duration (hours): 10
(only if applicable - see permit)
Information Upload Form at
450 West Hanes Mill Road, Suite 300
(if more than one storm was sampled)
https://edocs.deg.nc.gov/Forms/SW Project Submittal
Winston-Salem, NC 27105
Date
Total Event Precipitation (inches):
Event Duration (hours):
(only if applicable - see permit)
"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."
Digitally signed by Richard Darling
(Signature of Permittee) 2021.03.29 11:11:39-10'00'
https://edocs. deq.nc. gov/WaterResources/Browse. aspx?id=328333
NC5000508 21P1_312912021
Form SWU-247, last revised 611212015
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