NCS000329_Tier 2 Monitoring Report_20211210

December 6, 2021
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Division of Energy Mineral and Land Resources 'P
Attn: Central Files
1617 Mail Service Center
Raleigh, NC 27699-1617
Central Files: Tier 2 Monthly Monitoring- November 2021
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P.O. Box 5030
2020 Ashcraft Avenue
Monroe, NC 28111-5030
Phone: [phone]
Fax: [phone]
Email: [e-mail]
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
x3800. Thank you.
Sincerely,
�e�
Michael McManus
EHS Coordinator

-OATI
Specialty Materials
ATI (Allvac) — Bakers Campus (BNO)
Stormwater Monitoring Report Form
Sample Date: 7-,Lr i A/vt/
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
Results of Sample Analysis:
Parameter
Results (mg/1)
Benchmark Values (mg/1)
TSs
100
BOD
30
COD
` c
120
Cadmium
0.003
Chromium
0.905
Total Calcium
915
Total Copper
o
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: (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)
Rev. 01
Date of Rev.: 1/22/2020

ATI
Specially Materials
ATI (Allvac) — Bakers Campus (BNO)
Stormwater Monitoring Report Form
Q (Tot., cfs) _ (A x inches rain/12 inches/ft. x 69 acres x .66) + (.9 x inches rain/12 inches/ft. x 69 x .34)
Q (Total, cfs) = 1.15180 x (Inches of rain) + 1.7595 x (Inches of rain)
cfs
Rev. 01
Date of Rev.: 1/22/2020

-*ATI
Specialty Materials
ATI (Allvac) — Bakers Campus (BNO)
Stormwater Monitoring Report Form
Sample Date:« / o Od
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:
Analytical Techniques and Methods:
40 CFR Part 136
Results of Sample Analysis:
Parameter
Results (mg/1)
Benchmark Values (mg/1)
TSS
100
BOD
f
30
COD
% �ac
120
Cadmium
f
0.003
Chromium
0.905
Total Calcium
0
915
Total Copper
0.01
Total Nickel
0.335
Total Zinc
0.126
pH
(std units)
6-9
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 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: i AAo ✓
Sample Time:
ter
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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
Results of Sample Analysis:
Parameter
Results (mg/1)
Benchmark Values (mg/1)
TSS
100
BOD
30
COD
120
Cadmium
0.003
Chromium
0.905
Total Calcium
915
Total Copper
0.01
Total Nickel
0.335
Total Zinc
0.126
pH
(std units)
6-9
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 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

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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.)
COUNTY Union
PHONE NO. 7( 04 ) 289-4511
SIGNATURE OF PERMITTEE OR DESIGNEE
REQUIRED ON PAGE 2.
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 Q. no
(if yes, complete Part B)
n... n. 11e6:..I- M..: nlnun.— An}:v:W Mnnifnr:no Rwnnirnmanhc
Outfall
No.
Date
Sample
Collected
50050
00556
00530
100400
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
m /I
unit
al/mo
Form SWU-247, last revised 611212015
Page I of 2

STORM EVENT CHARACTERISTICS:
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 27699-1617
"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."
ANN
(Signature of P rmittee) (Date)
Form SWU-247, last revised 611212015
Page 2 of 2