UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 4 ATLANTA FEDERAL CENTER 61 FORSYTH STREET ATLANTA, GEORGIA 30303-8960 ELECTRONIC MAIL CONFIRMATION OF RECEIPT EMAIL REQUESTED Mr.

RCRA Inspection Report 1) Inspector and Author of Report Mark Anthony Relon Environmental Engineer Phone: 404-562-9069 relon.markanthony@epa.gov Parvez Mallick Environmental Engineer Phone: 404-562-8594 Parvez.Mallick@epa.gov U.S.

ELECTRONIC MAIL CONFIRMATION OF RECEIPT EMAIL REQUESTED Aaron Quarterman Technical Director MKC Enterprises, Inc. 5856 New Peachtree Road Doraville, Georgia 30340 aquarterman@cleanearthinc.com Re: Resource Conservation and Recovery Act (RCRA) Compliance Evaluation Inspection (CEI) MKC Enterprises, Inc.

RCRA Inspection Report 1) Inspector and Author of Report Kayla Acosta Physical Scientist Phone: 404-562-8451 Acosta.kayla@epa.gov U.S.

ELECTRONIC MAIL CONFIRMATION OF RECEIPT EMAIL REQUESTED Matthew Doty Hazardous Materials Program Manager University of Florida 3076 Longleaf Road Gainesville, Florida 32611 mdoty@ehs.ufl.edu SUBJ: Resource Conservation and Recovery Act (RCRA) Compliance Evaluation Inspection (CEI) University of Florida] EPA ID: FLD000823393 Dear Matthew Doty: On January 23-24, 2024, the U.S.

MEMORANDUM SUBJECT: CLEAN AIR ACT INSPECTION REPORT UPM Blandin Paper Company FROM: Meaghan Pashen, Environmental Engineer AECAB (MN/OH) THRU: Brian Dickens, Section Supervisor AECAB (MN/OH) TO: File BASIC INFORMATION Facility Name: UPM Blandin Paper Company Facility Location: 115 SW First Street, Grand Rapids, Minnesota 55744 Date of Inspection: April 22, 2025 EPA Inspector(s): 1.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 5 77 WEST JACKSON BOULEVARD CHICAGO, ILLINOIS 60604 SUBJECT: FROM: THRU: TO: CLEAN AIR ACT INSPECTION REPORT Cedar Concepts, Chicago, Illinois Emma Leeds, Environmental Engineer AECAB (IL/IN) Nathan Frank, Section Supervisor AECAB (IL/IN) File BASIC INFORMATION Facility Name: Cedar Concepts Facility Location: 4342 S Wolcott Ave, Chicago, IL 60609 Date of Inspection: 7/6/2022 EPA Inspector(s): 1.

SUBJECT: FROM: THRU: TO: UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 5 77 WEST JACKSON BOULEVARD CHICAGO, ILLINOIS 60604 CLEAN AIR ACT INSPECTION REPORT General Motors Corporation Flint Assembly, Flint Metal Center, and Flint Engine Operations, Flint, Michigan Charles Hall, Environmental Engineer AECAB (MN-OH) Brian Dickens, Section Chief AECAB (MN-OH) File, General Motors Corporation Flint Assembly, Flint Metal Center, and Flint Engine Operations, Flint, Michigan BASIC INFORMATION Facility Names: General Motors Corporation Flint Assembly, Flint Metal Center, and Flint Engine Operations, Flint, Michigan Facility Locations: GM Flint Assembly, G-3100 Van Slyke Road, Flint, Michigan GM Flint Metal Center, G-2238 Bristol Road, Flint, Michigan GM Flint Engine Operations, G-2100 Bristol, Flint, Michigan Date of Inspection: 12 April 2022 EPA Inspectors: 1.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 5 25063 Center Ridge Road Westlake, Ohio 44145 SUBJECT: FROM: THRU: TO: CLEAN AIR ACT INSPECTION REPORT Kemira Water Solutions, Inc., East Chicago, Indiana Danny Nguyen, Risk Management Program (RMP) Inspector WECAB, Multimedia Section Brooke Furio, Section Supervisor WECAB, Multimedia Section File BASIC INFORMATION Facility Name: Kemira Water Solutions, Inc.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 5 77 WEST JACKSON BOULEVARD CHICAGO, ILLINOIS 60604 SUBJECT: FROM: THRU: TO: CLEAN AIR ACT INSPECTION REPORT Seeler Industries Inc., Joliet, Illinois Natalia Vazquez, Environmental Engineer AECAB (MI/WI) Sarah Marshall, Section Supervisor AECAB (MI/WI) File BASIC INFORMATION Facility Name: Seeler Industries Inc.

MEMORANDUM SUBJECT: CLEAN AIR ACT INSPECTION REPORT Stericycle, Clinton, Illinois FROM: Charles Zeman, Physical Scientist AECAB (MN/OH) THRU: Brian Dickens, Section Supervisor AECAB (MN/OH) TO: File BASIC INFORMATION Facility Name: Stericycle Facility Location: 5815 Weldon Springs Rd, Clinton, IL, 61727 Date of Inspection: July 23, 2024 EPA Inspector(s): 1.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 5 77 WEST JACKSON BOULEVARD CHICAGO, ILLINOIS 60604 DATE: SUBJECT: FROM: THRU: TO: See Date of Section Chief Signature Below CLEAN AIR ACT INSPECTION REPORT Sysco Food Service - Freezer, Des Plaines, Illinois Natalia Vazquez, Environmental Engineer AECAB (MI/WI) Sarah Marshall, Section Chief AECAB (MI/WI) File BASIC INFORMATION Facility Name: Sysco Food Service - Freezer Facility Location: 501 S.

MEMORANDUM SUBJECT: CLEAN AIR ACT INSPECTION REPORT Tuner Depot d.b.a TD Fulfillment, Maple Ridge, British Columbia, Canada FROM: Liam Klaiman, Environmental Engineer AECAB (IL/IN) THRU: Nathan Frank, Section Supervisor AECAB (IL/IN) TO: File BASIC INFORMATION Facility Name: Tuner Depot d.b.a TD Fulfillment Facility Location: 20120 Stewart Crescent, Suite 106, Maple Ridge, British Columbia, V2X0T4, Canada Port of Entry Address: Port of Louisville - UPS Hub, 650 Administration Drive, Louisville, KY 40220 Date of Inspection: 02/06/24, 02/07/2024, 02/08/2024 EPA Inspector(s): 1.

United States Environmental Protection Agency Region 7 Enforcement and Compliance Assurance Division Air Branch Inspection Report Unannounced Partial Compliance Evaluation 3M Nevada-Commercial Graphics 2120 East Austin Boulevard Nevada, MO 64772 FRS ID : 110000443805 Inspection Date(s): February 22, 2022 Christopher Appier, Inspector, ECAD, Air Branch Authorized for Release by: Tracey Casburn, Air Branch Chief, ECAD 11201 Renner Boulevard Lenexa, Kansas 66219 Page 1 of 5 CONTENTS INSPECTION OVERVIEW ................................................................................................................ 3 INSEPCTION OBJECTIVE.............................................................................................................3 FACILITY CONTACT INFORMATION............................................................................................3 FACILITY OVERVIEW ..................................................................................................................3 FACILITY OPERATIONS SUMMARY.............................................................................................4 FIELD ACTIVITIES SUMMARY ..................................................................................................... 4 INSPECTION OBSERVATIONS AND POTENTIAL FINDINGS..............................................................5 TABLES Table 1.

&EPA United States Environmental Protection Agency Region 7 Enforcement and Compliance Assurance Division Air Branch Inspection Report Unannounced Partial Compliance Evaluation Van Diest Supply Company 1434 220th Street Webster City, IA 50595 FRS# 110069992088 Inspection Date(s): September 4-5, 2024 Christopher Appier, Inspector, ECAD, Air Branch CHRISTOPH Digitally signed by CHRISTOPHER APPi ER ER APPIER Date: 2024.11 .01 09:26:33 -05'00' Authorized for Release by: Tracey Casburn, Air Branch Manager, ECAD TRACEY CASBURN Digitally signed by TRACEY CASBURN Date: 2024.11.12 08:21 :09 -06'00' 11201 Renner Boulevard Lenexa,Kansas66219 Page 1 of 12 CONTENTS INSPECTION OVERVIEW .................................................................................................................. 3 INSPECTION OBJECTIVE .............................................................................................................. 3 FACILITY CONTACT INFORMATION ............................................................................................. 3 FACILITY OVERVIEW .................................................................................................................... 3 FACILITY OPERATIONS SUMMARY .............................................................................................. 5 FIELD ACTIVITIES SUMMARY....................................................................................................... 5 Measurement Activities .......................................................................................................... 6 INVESTIGATION OBSERVATIONS AND POTENTIAL FINDINGS......................................................... 8 MACT 4E APPLICABILITY .............................................................................................................. 8 ETHYLENE OXIDE EMISSIONS TESTING ....................................................................................... 8 CONSTRUCTION AND PERMITTING TIM ELI NE ............................................................................ 9 CONSTRUCTION PERMIT REQUIREMENTS ................................................................................ 10 POTENTIAL FINDINGS ................................................................................................................ 11 TABLES Table 1.