Environmental Protection Agency (EPA): Joe Heafner, Life Scientist (Lead Inspector) (913) 551-7091 Email: heafner.joseph@epa.gov 3.0 INSPECTION PROCEDURES On September 9, 2024, I arrived unannounced at MSG at 1:00 p.m. and introduced myself to Mr.

Report Title: Inspection Date(s): Regulatory Program(s): Type of Activity: Site/Facility Name: Permittee(s): Site/Facility Operator: Site/Facility Address: Latitude/Longitude: Permit Number: Effective Date: Expiration Date: SIC: Unique Project #: Clean Water Act Compliance Inspection Report 09/24/2024 National Pollutant Discharge Elimination System (NPDES) Industrial Stormwater U.S.

x Yes No Name: Justin Mayes Title: Service Manager Email: jmayes@shmarinas.com Phone: (972) 625-2233 Ext. 3559 Additional Personnel Participating in Inspection: Name: N/A Title: N/A Inspector(s): Taylor Fontaine Mariah Papac Ivy Koberlein Sharron Crayton Inspection Report Author: Name: Taylor Fontaine Title: Lead Inspector Inspector Inspector Inspector Signature: Company: Eastern Research Group, Inc.

Laboratory Analysis The facility is required to monitor for the general effluent parameter of phosphorus (Ph), the sector specific parameters of total suspended solids (TSS), total aluminum (Al), total iron (Fe), and total lead (Pb), and the impaired water parameter of Escherichia coli (E. coli).

This was an EPA lead inspection. 8) Facility Description Westlake Vinyls Inc.

Region 6 - Enforcement & Compliance Assurance Division INSPECTION REPORT Inspection Date(s): Media Program: Regulatory Program(s) 02/01/2024 Water Clean Water Act-National Pollution Discharge Elimination System (Brine) Company Name: Facility Name: Facility Physical Location: (city, state, zip code) Mailing address: (city, state, zip code) County/Parish: Facility Phone Number Facility Contact: Parsage Oil Company, LLC Candy Creek Lease Latitude: 36.52597, Longitude: -96.050552 Wolco, OK, 74002 PO BOX 700037 Tulsa, OK, 74170 918-510-6988 Ben Gifford bcgiff@gmail.com Co-Owner FRS Number: Identification/Permit Number: Media Identifier Number: NAICS: SIC: n/a OKU002198 n/a 211111 1311 Personnel participating in inspection: Matthew Allen EPA/Region 6 ECDW Joe (Dallas) Nave BIA, Osage Agency Inspector Field Inspector EPA Lead Inspector Signature/Date Supervisor Signature/Date MATTHEW ALLEN Date: 2024.02.13 13:31:22 -06'00' Digitally signed by MATTHEW ALLEN Matthew Allen Date MITTY GARCIA Date: 2024.02.15 15:05:15 -06'00' Digitally signed by MITTY GARCIA (acting) Mitty Garcia Date 6ENFORM-019-R8.2 (02/12/2020) 1 Section I - INTRODUCTION Parsage Oil Company, LLC/Candy Creek Lease (OKU002198)(CWA) Inspection Date 02/01/2024 PURPOSE OF THE INSPECTION EPA Region 6 Inspector, Matthew Allen, arrived at the Parsage Oil Company, LLC / Candy Creek Lease (EPA ID No.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 3 Four Penn Center 1600 JFK Blvd.

Environmental Protection Agency, Region 4 61 Forsyth Street SW, Atlanta, GA 30303 Water Compliance Inspection Report FACILITY DATA Effective Date: 07/01/2022 Expiration Date: 06/30/2027 Facility Name: Concrete Supply Company, LLC (CSC) - South Plant (Charlotte) SIC Code: 3273 / E / E2 Address: 400 Minute Lane, Charlotte, NC 28210 On-Site Representative: Adam Georgia Loren Wild Plant Lead Area Manager o: 704-527-1387 o: 704-309-4418 Responsible Official: Johnie Alexander, Environmental Manager Email: Johnie.Alexander@concretesupplyco.com Office: 704-372-2930 INSPECTION ENTRY DATES/TIMES Entry Date/Time: 01/13/2025 at 01:30 PM Exit Date/Time: 01/13/2025 at 03:15 PM NAMES OF STATE INSPECTORS Lily Kay Lily.Kay@deq.nc.gov Brett Saunders Brett.Saunders@deq.nc.gov AREAS EVALUATED DURING INSPECTION (Check those areas evaluated) X Permit X Self-Compliance Program Pretreatment X Records Compliance Schedule X Pollution Prevention X Facility Site Review Laboratory X Storm Water X Effluent/ Receiving Waters X Operations & Maintenance Combined Sewer Overflow Flow Measurement Sludge Handling/ Disposal Sanitary Sewer Overflow INSPECTION SUMMARY This was a joint EPA and NC DEQ stormwater Compliance Evaluation Inspection (CEI) focusing on the requirements of the North Carolina General Permit for Storm Water Discharges Associated with Industrial Activities (General Permit No.

This was an EPA lead inspection. 8) Previous Inspection History NCDEQ has conducted four RCRA CEIs at the subject facility since calendar year 2014.

WPX- Various Well Sites Partial Compliance Evaluation (PCE) On-Site Clean Air Act (CAA) Inspections Inspection Date: June 12 - 15, 2023 Inspection Report Date: June 27, 2023, DRAFT EPA Representatives: Alexis North, Katelyn Bergl, Youn Joo Kim Tribal Representatives: Dwight Bruce, Jr Talon Two Crow Company Representatives: None onsite during inspections.

Clean Water Act Section 404: Site Visit/Case Development For inspections authorized pursuant to Clean Water Act sections 308 and 404 (33 U.S.C. 1318 and 1344) This report includes only factual information gained by documentation, onsite observations, and/or onsite interviews.

Bala Cynwyd, PA 19004 40.008676 Montgomery Longitude: -75.213537 PA000832379 46-00302 518210 ECAD-105 SIC: 7374 Facility Representatives: Point of Contact Steven Decembrino, Operations Manager, 401 City Avenue Phone: 610-6369434 Email: steven.decembrino@sig.com Bob Brackett, Head of Global Affairs, SIG Phone: 484-562-1462 Email: bob.brackett@sig.com EPA Inspectors: Bruce Augustine, Environmental Scientist, 3ED21 Phone: 215-814-2131 Email: augustine.bruce@epa.gov Kyle Krall, Environmental Engineer, 3ED21 Phone: 215-814-2156 Email: krall.kyle@epa.gov Steve Ott, Life Scientist, 3ED21 Phone: 215-814-2267 Email: ott.steven@epa.gov Owen Ehret, Life Scientist, 3ED21 Phone: 215-814-2129 Email: ehret.owen@epa.gov State/Local Inspectors: Alec Yarnell, Air Quality Specialist, PADEP Phone: 484-877-1085 Email: ayarnell@pa.gov DSB ID #: ECAD-105 EPA Lead Inspector Signature Supervisor Signature BRUCE Digitally signed by BRUCE AUGUSTINE AUGUSTINE 19:55:46 -05'00' Date: 2025.01.22 Bruce Augustine 1600 John F Kennedy Blvd Philadelphia, PA 19103-2852 KRISTEN HALL Digitally signed by KRISTEN HALL Date: 2025.01.23 06:18:02 -05'00' Kristen Hall Date Date 2 DSB ID #: ECAD-105 Table of Contents I.

. - Operator (610) 216- 0150 Building Maintenance - Saber (646) 712-6128 Healthcare State or County Representatives Pennsylvania Department of (570) 931-6043 Environmental Protection (PADEP) Email Simas.Edward@epa.gov Mcaleer.shane@epa.gov dolesluj@hotmail.com Not provided brshihinski@pa.gov Edward Simas and Shane McAleer displayed their credentials to lead operator, Ken Fulford and maintenance worker, Richard Roman (hereinafter, "facility representatives") at the outset of the inspection, and explained the purpose of the inspection was to observe compliance with its Permit.

Propane piping passed through the stairs on the propane storage tank, provided a situation that could lead to the pipe being stepped on (see Photograph P1090734).

The EPA lead inspector was Inspector Jim Kline (Inspector Kline).