NCG030695_Monitoring Rreport_20220801

July 25, 2022
Division of Energy Mineral and Land Resources
Attn: Central Files
1617 Mail Service Center
Raleigh, NC 27699-1617
Central Files:
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P.O. Box 5030
2020 Ashcraft Avenue
Monroe, NC 28111-5030
Phone: [phone]
Fax: [phone]
Email:
Attached, please find stormwater monitoring data for Permit No NCG030695. The originals and
one copy are included. The monitoring data is for the following monitoring schedule:
Monitoring Period
Sample Number
Start
End
Year 4 —Period 1
0
January 1, 2022
1 June 30, 2022
Analytical monitoring includes:
• Outfall #01:
• Outfall #02:
• Outfall #03:
If you have any questions or need additional information, please contact me at 704-289-4511
x3800. Thank you.
Sincerely,
Mike McManus
EHS Coordinator

'ATI
Specialty Materials
ATI (Allvac) — Bakers Campus (BPO & EIGA)
Stormwater Monitoring Report Form
Sample Date:
Sample Time:
SaY01
Location: oaQ '
Pev-
Stormwater Discharge Outfall q
r r
'M
Drainage Area= 1,809,000 sq. ft. = 25
Acres
% Impervious= 30%
5°
Person Collecting Samples:
@s 6 F
Laboratory Performing Analysis:
cd o
'Pm
Analytical Techniques and Methods:
40 CFR Part 136
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Results of Sample Analysis:
Parameter
Results (mg/1)
Benchmark Values (mg/1)
pH
(std units)
6-9
TSS
NO
100
Copper, Total Recoverable
e ki
0.010
Lead, Total
0.075
Zinc, Total Recoverable
0
0.126
Non -Polar Oil & Grease/TPH
Temperature
Deg. Celsius
Storm Date: Storm Duration: (Hrs.) Inches of Rainfall:
Duration of time preceding rain event exceeding 0.1": (Hrs.)
Estimated Flow Calculation:
Q=CIA
Q (Total) = Q (Pervious Area) + Q (Impervious Area)
Q (Tot., cfs) = (A x inches rain/12 inches/ft. x 25 acres x .70) + (.9 x inches rain/12 inches/ft. x 25 x .30)
Q (Total, cfs) = 0.5833 x (Inches of rain) + 0.5625 x (Inches of rain)
cfs
Rev. 01
Date of Rev.: 1/22/2020

`lI
:qp€ malty Materials
ATI (Allvac) — Bakers.Campus (BPO & EIGA)
Stormwater Monitoring Report Form
Sample Date:
Sample Time:
Sample Location:
Peri-I
Stormwater Discharge Outfall # 02
Drainage Area= 217,800 sq. ft. = 5 Acres
% ImP ervious= 30%
Person Collecting Samples:
Laboratory Performing Analysis:
Analytical Techniques and Methods:
40 CFR Part 136
Results of Sample Analysis:
Parameter
Results (mg/1)
Benchmark Values (mg/1)
pH
(std units)
6-9
TSS
D
100
Copper, Total Recoverable
0.010
Lead, Total
0.075
Zinc, Total Recoverable
�/Q
0.126
Non -Polar Oil & Grease/TPH
15
Temperature
Deg. Celsius
Storm Date: Storm Duration: (Hrs.) Inches of Rainfall:
Duration of time preceding rain event exceeding 0.1": (Hrs.)
Estimated Flow Calculation:
Q=CIA
Q (Total) = Q (Pervious Area) + Q (Impervious Area)
Q (Tot., cfs) = (.4 x inches rain/12 inches/ft. x 5 acres x .70) + (.9 x inches rain/12 inches/ft. x 5 x .30)
Q (Total, cfs) = 0.1167 x (Inches of rain) + 0.1125 x (Inches of rain)
cfs
Rev. 01
Date of Rev.: 1/22/2020

All
spccialty MjAurijils
ATI (Allvac) — Bakers Campus (BPO & EIGA)
Stormwater Monitoring Report Form
Sample Date:
Sample Time:
Sample Location:
ydae_ J4r�i� �� !
/ /
Stormwater Discharge Outfall # 03
Drainage Area=130,680 sq. ft. = 3 Acres
% Impervious= 50%
Person Collecting Samples:
Laboratory Performing Analysis:
Analytical Techniques and Methods:
40 CFR Part 136
Results of Sample Analysis:
Parameter
Results (mg/1)
Benchmark Values (mg/1)
PH
(std units)
6-9
TSS
O
100
Copper, Total Recoverable
A10 IV
0.010
Lead, Total
0.075
Zinc, Total Recoverable
No
0.126
Non -Polar Oil & Grease/TPH
,I0W
15
Temperature
Deg. Celsius
Storm Date: Storm Duration: (Hrs.) Inches of Rainfall:
Duration of time preceding rain event exceeding 0.1 (Hrs.)
Estimated Flow Calculation:
Q=CIA
Q (Total) = Q (Pervious Area) + Q (Impervious Area)
Q (Tot., cfs) = (.4 x inches rain/12 inches/ft. x 3 acres x .50) + (.9 x inches rain/12 inches/ft. x 3 x .50)
Q (Total, cfs) = 0.05 x
= cfs
(Inches of rain) + 0.1125 x (Inches of rain)
Rev. 01
Date of Rev.: 1/22/2020

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Form SWIJ-247, Iasi re iaerl 61 "'/4S'- .

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STORM EVE 1\47 CHARACTERISTUCS:
Date
Total Event precipitation (inches):
Event Duration (hours): (only if applicable — see permit.)
(if more than one storm event was sampled)
Date
Total Event precipitation (inches):
Event Duration (hours): (only if applicable -- see permit_)
Mail Original and one copy to:
Division of Energy Mineral and Land Resources
Attn: Central Files
1617 Mail Service Center
Raleigh, North Carolina 27-699-1617
°°II certify, under penalty of law, that this document and all attachments were prepared under my direction or supervision in acwordance 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 may knowledge and belief, true, accurate, and complete. H am aware that there are significant penalties for submitting false information,
including the possibility of fines and imprisonment for knowing violations."
(Signature of Peir mittee)
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Sao
(Date)
Form SVIIU-247, lass revise? 611.2/20 .'.,
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