NCS000329_Tier 2 Monitoirng Report_20220720

RECEIVE, AT I
JUL 2 0, &2
July 14, 2022 P.O. Box 5030
DENR-DEfv1LR 2020 Ashcraft Avenue
Land Quality Section
MooresvlAe Regional Office Monroe, NC 28111-5030
Division of Energy Mineral and Land Resources Phone: [phone]
Fax: [phone]
Attn: Central Files Email: [e-mail]
1617 Mail Service Center
Raleigh, NC 27699-1617
Central Files: Tier 2 Monthly Monitoring- June 2022
Attached, please find stormwater monitoring data for Permit No NCS000329. The originals and
one copy are included. The monitoring data is for the following monitoring schedule:
Analytical monitoring includes:
• Outfall #01 (B), commingled stormwater
• Outfall #02 (B), non -commingled stormwater
• Outfall #03 (B), non -commingled stormwater
If you have any questions or need additional information, please contact me at 704-289-4511
x3 800. Thank you.
Sincerely,
Michael McManus
EHS Coordinator

-*ATI
Specialty Materials
ATI (Allvac) — Bakers Campus (BNO)
Stormwater Monitoring Report Form
Sample Date: _/ , .e Z �7uu
Sample Time:
Sample Location:
Stormwater Discharge Outfall # 01 (Commingled)
Drainage Area= 2,915,470 sq. ft. = 69 Acres
Impervious= 34%
Person Collecting Samples:
Laboratory Performing Analysis:
Analytical Techniques and Methods:
40 CFR Part 136
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Results of Sample Analysis:
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Parameter
Results (mg/1)
Benchmark Values; mg/I)
TSS
100
BOD
30
COD
f. ter•
120
Cadmium
0.003
Chromium
0.905
Total Calcium
915
Total Copper
f
/
0.01
Total Nickel
0.335
Total Zinc
0.126
pH
(std units)
6-9
Temperature
Deg. Celsius
Total Residual Chlorine
.017
Oil and Grease
15
Storm Date:
Storm Duration:
Duration of time preceding rain event exceeding 0.1":
Estimated Flow Calculation:
Q=CIA
Q (Total) = Q (Pervious Area) + Q (Impervious Area)
(Hrs.) Inches of Rainfall:
(Hrs.)
Rev. 01
Date of Rev.: 1/22/2020

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OATI
Specialty Materials
ATI (Allvac) — Bakers Campus (BNO)
Stormwater Monitoring Report Form
Sample Date:. % sn
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Sample Time:
Sample Location:
Stormwater Discharge Outfall # 02 (Non -
Commingled)
Drainage Area= 212,952 sq. ft. = 4.9 Acres
Impervious= 12%
Person Collecting Samples:
Laboratory Performing Analysis:
P
Analytical Techniques and Methods:
40 CFR Part 136
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Results of Sample Analysis:
Parameter
Results (mg/1)
Benchmark Values /I)
TSS
100
BOD
30
COD
120
Cadmium
0.003
Chromium
0.905
Total Calcium
915
Total Copper
Fl
0.01
Total Nickel
0.335
Total Zinc
0.126
pH
(std units)
6-9
Temperature
Deg. Celsius
Storm Date:
Storm Duration: (Hrs.)
Duration of time preceding rain event exceeding 0.1":
Estimated Flow Calculation:
Inches of Rainfall:
(Hrs.)
Q=CIA
Q (Total) = Q (Pervious Area) + Q (Impervious Area)
Q (Tot., cfs) = (A x inches rain/12 inches/ft. x 4.9 acres x .88) + (.9 x inches rain/12 inches/ft. x 4.9 x .12)
Rev. 01
Date of Rev.: 1/22/2020

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-OATI
Specialty Materials
ATI (Allvac) — Bakers Campus (BNO)
Stormwater Monitoring Report Form
Sample Date:
Sample Time:
Sample Location:
Stormwater Discharge Outfall # 03 (Non -
Commingled)
Drainage Area= 336,580 sq. ft. = 7.8 Acres
Impervious= 15%
Person Collecting Samples:
�'
Laboratory Performing Analysis:
Analytical Techniques and Methods:
40 CFR Part 136 O
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Results of Sample Analysis: 9o�aio
Parameter
Results (mg/1)
Benchmark Values (mg/1)
TSS
100
BO D
30
COD
120
Cadmium
p
0.003
Chromium
0.905
Total Calcium
Al
915
Total Copper
f
0.01
Total Nickel
0.335
Total Zinc
0.126
pH
(std units)
6-9
Temperature
Deg. Celsius
Storm Date:
Storm Duration:
Duration of time preceding rain event exceeding 0.1":
Estimated Flow Calculation:
(Hrs.) Inches of Rainfall:
(Hrs.)
Q=CIA
Q (Total) = Q (Pervious Area) + Q (Impervious Area)
Q (Tot., cfs) = (A x inches rain/12 inches/ft. x 7.8 acres x .85) + (.9 x inches rain/12 inches/ft. x 7.8 x .15)
Rev. 01
Date of Rev.: 1/22/2020
7

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STORMWATER DISCHARGE OUTFALL (SDO)
MONITORING REPORT
Permit Number NCS 000329
FACILITY NAME ATI Specialty Materials Bakers Site
PERSON COLLECTING SAMPLE(S)
CERTIFIED LABORATORY(S) Lab #
Lab #
Part A: Specific Monitoring Requirements
SAMPLES COLLECTED DURING CALENDAR YEAR:
(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.)
r;
_�!z` op COUNTY Union
L �Co o° PHONE NO. 7( 04 ) 289-4511
CV �
m
w a SIGNATURE OF PERMITTEE OR DESIGNEE
o� o REQUIRED ON PAGE 2.
0
0
Outfall
No.
Date
Sample
Collected
50050
Total
Flow if a
Total
Rainfall
mo/dd/ r
MG
inches
BNO SW01
Did not meet
Criteria of 72
hours between
rainfall, no flow
BNO SW02
Did not meet
Criteria of 72
hours between
rainfall, no flow
BNO SW03
Did not meet
Criteria of 72
hours between
rainfall, no flow
Does this facility perform Vehicle Maintenance Activities using more than 55 gallons of new motor oil per month? Oyes ono
(if yes, complete Part B)
D....+ R. Vah:..la M:n+a-nnna Anfivif , Mnnifnrina Ranniremenk
Outfall
No.
Date
Sample
Collected
50050
00556
00530
00400
Total Flow
(if applicable)
Total
Rainfall
Oil & Grease
(if appl.)
Non -polar
O&G/TPH
(Method 1664
SGT-HEM), if
appl.
Total
Suspended
Solids
pH
New Motor
Oil Usage
mo/dd/ r
MG
inches
m /l
mg/1
unit
gallmo
Form SWU-247, last revised 611212015
Page 1 of 2

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