UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 5 77 WEST JACKSON BOULEVARD CHICAGO, ILLINOIS 60604 SUBJECT: FROM: THRU: TO: CLEAN AIR ACT INSPECTION REPORT Southwestern Energy (SWN) Boyd Hall Well Pad Jacob Herbers, Environmental Engineer AECAB (MI/WI) Sarah Marshall, Section Supervisor AECAB (MI/WI) File BASIC INFORMATION Facility Name: Southwestern Energy (SWN) Boyd Hall Well Pad Facility Location: 32420 Old National Road Barnesville, Ohio 43713 (40.057284, -81.224409) Date of Inspection: August 30, 2022 EPA Inspectors: 1.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 5 77 WEST JACKSON BOULEVARD CHICAGO, IL 60604-3590 VIA EMAIL Nicole Goepfrich, Chief Chemist/Pretreatment Coordinator City of Mishawaka, Wastewater Treatment Plant 1020 Lincolnway West Mishawaka, Indiana 46544 ngoepfrich@mishawaka.in.gov Subject: August 28 to 31, 2023, Pretreatment Compliance Inspection Report for the City of Mishawaka, Wastewater Treatment Plant Dear Ms.

CLEAN WATER ACT INSPECTION REPORT U.S.

Inspection Entry Date/Time Inspection Exit Date/Time Weather Media Statute(s)/Program(s) Type of Inspection EPA Region 5 Enforcement and Compliance Assurance Division INDUSTRIAL USER PRETREATMENT SCREENING INSPECTION REPORT 09/04/2024 - 2:17 PM Announced: No 09/04/2024 - 3:06 PM Access: Granted 81F, Sunny and clear Water Clean Water Act, NPDES Industrial User Screening Inspection (Pretreatment Direct Implementation) Facility or Site Name Facility/Site Physical Address City, State, Zip Code County/Borough/Parish Facility GPS Coordinates Mailing Address (If different) City, State, Zip Code Owner (If different than facility) DCX-CHOL Enterprises, Inc. 205 Enterprise Drive Pekin, Illinois 61554 Tazwell N/A N/A Address City, State, Zip Code Location in WWTP Service Area (Yes - Name of WWTP/ or N/A) 1 Pekin STP #1 FRS ID Permit Number(s) (If Applicable) SIC and/or NAICS Operator (If Different than Owner) N/A Lead Inspector Name: Newton Ellens Signature/Date: NEWTON ELLENS Digitally signed by NEWTON ELLENS Date: 2024.10.01 11:54:11 -05'00' Region: Email: EPA Region 5 ellens.newton@epa.gov Telephone Number: (312) 353-5562 Supervisor Review Name: Molly Smith Signature/Date: Region: EPA Region 5 MOLLY SMITH Digitally signed by MOLLY SMITH Date: 2024.10.02 16:24:16 -05'00' Email: smith.molly@epa.gov Telephone Number: (312) 353-8773 DCX-CHOL Enterprises, Inc.

EPA COMPLIANCE EVUATION INSPECTION REPORT Purpose: Compliance Evaluation Inspection under the Clean Water Act Facility Name and Address: East West Trading, LLC 505 S. 22nd Street East St.

CWA COMPLIANCE EVALUATION INSPECTION REPORT U.S.

CWA COMPLIANCE EVALUATION INSPECTION REPORT U.S.

AIR COMPLIANCE INSPECTION REPORT U.S.

United States Environmental Protection Agency Region 7 Enforcement and Compliance Assurance Division Air Branch Inspection Report Partial Compliance Evaluation Clarios, LLC 4722 Pear Street St.

From: To: Cc: Subject: Date: Attachments: Ahmad, Naji bachigbu@bmakk.com Fleagle, Sam Notice of Preliminary Findings Thursday, October 5, 2023 8:57:00 PM BMaKK_Notice of Preliminary Findings.pdf Mr.

Berry Petroleum - Section 22 Compressor Station Full Compliance Evaluation (FCE) Off-Site Clean Air Act (CAA) Inspections Inspection Date: May 4, 2021 Inspection Report Date: June 15, 2021 EPA Representatives: Michael Stovern Tribal Representatives: N/A Company Representatives: Jon Armstrong and Nick Michaelson Inspection Report Prepared By: Inspection Report Reviewed By: Last CAA Inspection: Michael Stovern Scott Patefield 6/29/2016 Digitally signed by MICHAEL MICHAEL STOVERN STOVERN Date: 2021.06.15 15:05:32 -06'00' Digitally signed by SCOTT SCOTT PATEFIELD PATEFIELD Date: 2021.06.16 08:18:42 -06'00' Applicable Rules: Clean Air Act (CAA) Synthetic Minor Permit, 40 C.F.R.

REPORT OF RCRA COMPLIANCE EVALUATION INSPECTION At BG Products, Inc. 740 South Wichita Wichita, KS 67213 316-249-7461 EPA Identification Number: KSR000011551 On August 25, 2021 By U.S.

Wexpro Company - Island Compressor Station Full Compliance Evaluation (FCE) On-Site Inspection Inspection Date: September 18, 2024 Inspection Report Date: October 21, 2024 EPA Representatives: Colin LeCortz, Environmental Scientist, US EPA Region 8 Michael Stovern, Environmental Scientist, US EPA Region 8 Christopher Andrade, US EPA Region 8 James Floyd, US EPA Region 8 Tribal Representatives: Company Representatives: Alverna Nelson Lonnie Favel Jace Capraro Wes Bartlett Aurelio Godina Inspection Report Prepared By: Colin LeCortz, Environmental Scientist, Air and Toxics Enforcement Branch, US EPA Region 8 Inspection Report Reviewed By: Last Inspection: Scott Patefield, Manager, Air and Toxics Enforcement Branch, US EPA Region 8 SCOTT PATEFIELD PATEFIELD Digitally signed by SCOTT Date: 2024.11.04 15:56:16 -07'00' June 23, 2022 Operating Status: Operating Applicable Requirements: Title V; 40 CFR Part 63 National Emissions Standards for Hazardous Pollutants, Subpart ZZZZ (MACT ZZZZ); 40 CFR Part 63, Subpart HH (MACT HH); 40 CFR Part 60 Standards of Performance for New Stationary Sources, Subpart JJJJ (NSPS JJJJ); Consent Decree Case No. 2:08CV-00167-TS-PMW Permit Number: V-UO-000011-2018.00 Replaces Permit Number: V-UO-000011-2006.00 Issue Date: April 23, 2020 Effective Date: May 23, 2020 Expiration Date: May 23, 2025 Facility Information and Emission Unit Identification Parent Company Name: Mailing Address: Facility Contact: Facility Operator & Name: Facility Location: Wexpro Company P.O.

U.S.