NCG170424_Compliance Inspection_20220121

ROY COOPER
Governor
EIZABETH S. BISER
Secretary
BRM WRENN
Director
NORTH CAROLINA
Environmental Quality
January 21, 2022
Owens Corning
Attention: Matthew Connolly, EHS Leader
1230 Gastonia Technology Parkway
Dallas, North Carolina 28034
Subject: Stormwater Compliance Evaluation Inspection
Owens Corning
NPDES Certificate of Coverage — NCG170424
Gaston County, North Carolina
Dear Matthew Connolly,
Enclosed please find a copy of the Compliance Evaluation Inspection Report for the inspection
we conducted at the Gastonia Technology Parkway Facility on January 1 lth, 2022. Please note
that in the stormwater inspection report summary we ask that you ensure the stormwater pollution
prevention plan is reviewed annually and that this yearly update is noted in the stormwater
pollution plan.
The report should be self-explanatory; however, should you have any questions, please do not
hesitate to contact me at [phone] or by E-mail [e-mail]..
Sincerely,
Jar¢es Moore
sslstant Regional Engineer
Enclosure
c: Laserfiche
Q" North Carolina Department of Environmental Qualfty I DIvislon of Energy, Mlnerst and land Resources
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Mooresville Regional Office 1 610 East Center Avenue, Sute 3011 Mooresville, North Carolina 28115
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Compliance Inspection Report
Permit: NCG170424 Effective: 08/01/19 Expiration: 05/31/24 Owner: Owens Corning
SOC: Effective: Expiration: Facility: Owens Corning Gastonia Plant
County: Gaston 1230 Gastonia Technology Pkwy
Region: Mooresville
Dallas NC 28034
Contact Person: Matthew Connolly Title: EHS Leader Phone: [phone]
Directions to Facility:
Facility is located in the Gastonia Technology Parkway.
System Classifications: SWNC,
Primary ORC:
Secondary ORC(s):
On -Site Representative(s):
Related Permits:
Inspection Date: 01/11/2022 Entry Time 01:30PM
Primary Inspector: Matthew J Gigante
Secondary Inspector(s):
Certification: Phone:
Exit Time: 02:45PM
Phone: [phone]
Reason for Inspection: Routine Inspection Type: Compliance Evaluation
Permit Inspection Type: Textile Mill Products Stormwater Discharge COC
Facility Status: ❑ Compliant Not Compliant
Question Areas:
Storm Water
(See attachment summary)
Page 1 of 3

Permit: NCG170424 Owner - Facility: Owens Coming
Inspection Date: 01/11/2022 Inspection Type: Compliance Evaluation Reason for Visit: Routine
Inspection Summary:
Based upon the inspection conducted, the stormwater pollution prevention plan was not compliant. The last date available in
the plan was in 2020. Ensure the stormwater pollution prevention plan is being reviewed annually and the review date in the
stormwater pollution prevention plan is updated.
Page 2 of 3

u
Permit: NCG170424 Owner - Facility: Owens Coming
Inspection Date: 01/11/2022 Inspection Type: Compliance Evaluation
Reason for Visit: Routine
Stormwater Pollution Prevention Plan
Yes No NA NE
Does the site have a Stormwater Pollution Prevention Plan?
N ❑ ❑ ❑
# Does the Plan include a General Location (USGS) map?
0 ❑ ❑ ❑
# Does the Plan include a "Narrative Description of Practices"?
0 ❑ ❑ ❑
# Does the Plan include a detailed site map including outfall locations and drainage areas?
E ❑ ❑ ❑
# Does the Plan include a list of significant spills occurring during the past 3 years?
❑ ❑ ❑
# Has the facility evaluated feasible alternatives to current practices?
❑ ❑ ❑
# Does the facility provide all necessary secondary containment?
0 ❑ ❑ ❑
# Does the Plan include a BMP summary?
0 ❑ ❑ ❑
# Does the Plan include a Spill Prevention and Response Plan (SPRP)?
E ❑ ❑ ❑
# Does the Plan include a Preventative Maintenance and Good Housekeeping Plan?
0 ❑ ❑ ❑
# Does the facility provide and document Employee Training?
0 ❑ ❑ ❑
# Does the Plan include a list of Responsible Party(s)?
0 ❑ ❑ ❑
# Is the Plan reviewed and updated annually?
❑E ❑ ❑
# Does the Plan include a Stormwater Facility Inspection Program?
❑ ❑ ❑
Has the Stormwater Pollution Prevention Plan been implemented?
0 ❑ ❑ ❑
Comment: There was no evidence during the inspection that the stormwater
pollution prevention plan had
been reviewed in the previous two years.
Qualitative Monitorinq Yes No NA NE
Has the facility conducted its Qualitative Monitoring semi-annually? 0 ❑ ❑ ❑
Comment:
Analytical Monitorinq Yes No NA NE
Has the facility conducted its Analytical monitoring? 1:11:10 ❑
# Has the facility conducted its Analytical monitoring from Vehicle Maintenance areas? 11110 ❑
Comment:
Permit and Outfalls Yes No NA NE
# Is a copy of the Permit and the Certificate of Coverage available at the site? N ❑ ❑ ❑
# Were all outfalls observed during the inspection? N ❑ ❑ ❑
# If the facility has representative outfall status, is it properly documented by the Division? ❑ 1:10 ❑
# Has the facility evaluated all illicit (non stormwater) discharges? 0 ❑ 1111
Comment:
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