NCS000043_MONITORING INFO_20180618

—STORNIWATER-DIVISION-CODING-SHEET---�--
PERMIT NO.
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DOC TYPE
0 FINAL PERMIT
'MONITORING INFO
❑ APPLICATION.
❑ COMPLIANCE
❑ OTHER
DOC DATE
❑ 701 q ()(.o- �
YYYYMMDD

Airgas
National Welders'
June 14, 2018 RECEIVED
JUN 18 Z018
North Carolina Department of Environmental �uali�ty}„,FILES
Division of Energy Mineral and Land ResourcesDVVR SECTION
Attn: Central Files
1617 Mail Service Center
Raleigh, NC 27699-1617
Re: Storm Water Discharge Monitoring Report —1`t Half 2018
Airgas National Welders
109 Hinnant Road NW
Goldsboro, NC 27530
Individual Permit No. NC5000043
Dear Sir/Madam:
Airgas National Welders
109 Hinnant Road
Goldsboro, NC 27530
[phone] Fax: [phone]
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Enclosed are two copies of the Storm Water Discharge Outfall (SOO) Monitoring Report for the 1S` half of 2018 for
the Airgas National Welders facility as referenced. This facility is permitted to discharge storm water under the
National Pollution Discharge Elimination System individual permit number, NCS000043.
This report contains SDO Quantitative sampling results for pH and oil and grease, collected April 24, 2018 per the
permit sampling requirements. According to the analytical report from Prism Laboratories, Inc., the sample results
for both Outfall 001 and Outfall 002 were below the benchmark values/ranges.
If you have any questions or concerns, please feel free to contact me at [phone].
Sincerely,
Robbie Chase
Plant Manager
Airgas National Welders
Cc: Nate Stairs, Airgas National Welders
Jerrell Cook, Airgas National Welders
Rob Duffy, Antea Group

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STORMWATER DISCHARGE OUTFALL (SDO)
MONITORING REPORT
Permit Number: NCS naaoa3 or
Certificate of Coverage Number: NCG
FACILITY NAME Ai rga�, National Weld ars - Golds born
PERSON COLLECTING SAMPLE(S) Bryan West, Airgas USA, LLC_
CERTIFIED LABORATORY(S) Pace Analytical Labs Lab # 5342
Lab #
Part A: Specific Monitoring Requirements
SAMPLES COLLECTED DURING CALENDAR YEAR: _7.018
(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.)
LINTY Wayne County
PJIOWNO.(r) 735-577fi
(SIGNATURE OFPERMITTEE OR DESIGNEE)
By this signature, I certify that this report is accurate
complete to the best of my knowledge.
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Does this facility perform Vehicle Maintenance Activities using more than 55 gallons of new motor oil per month? —yes x no
(if yes, complete Part B)
Part B: Vehicle Maintenance Activity Monitoring Requirements
Ouffall
No.
Date
Sample
Collected
(5005010[00556�
Total Flow
{if applicable}
Total Rainfall
Oil &Grease
[00530
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Suspended
Solids
[0040.0�
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-� Form S W U-246-112608
Page I of 2

STORM EVENT CHARACTERISTICS:
Date1
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 Water Quality
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."
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(Signature of Permittee) (Date)
°-� Form SWU-246-112608
Page 2 of 2