RCRA Inspection Report 1) Inspector and Author of Report William Kappler Physical Scientist RCRA Enforcement Section Phone: (404) 562-8498 kappler.william@epa.gov U.S.

RCRA Inspection Report 1) Inspector and Author of Report Kayla Acosta, Physical Scientist RCRA Enforcement Section Chemical Safety and Land Enforcement Branch Enforcement and Compliance Assurance Division U.S.

December 13, 2023 Ms.

MEMORANDUM SUBJECT: CLEAN AIR ACT INSPECTION REPORT Alpont Methanol, Oregon, Ohio FROM: Matthew Walters, Environmental Engineer AECAB (MN/OH) THRU: Brian Dickens, Section Supervisor AECAB (MN/OH) TO: File BASIC INFORMATION Facility Name: Alpont Methanol Facility Location: 325 N.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 5 77 WEST JACKSON BOULEVARD CHICAGO, ILLINOIS 60604 SUBJECT: FROM: THRU: TO: CLEAN AIR ACT INSPECTION REPORT Aludyne, Benton Harbor, Michigan Natalie Schulz, Environmental Engineer AECAB (MN/OH) Brian Dickens, Section Supervisor AECAB (MN/OH) File BASIC INFORMATION Facility Name: Aludyne Facility Location: 1320 Paw Paw Avenue, Benton Harbor, Michigan 49022 Date of Inspection: March 28, 2023 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 Denver Metal Recycling, Denver, Colorado Brianna Fenzl, Environmental Engineer AECAB (IL/IN) Nathan Frank, Section Supervisor AECAB (IL/IN) File BASIC INFORMATION Facility Name: Denver Metal Recycling Facility Location: 4770 Ivy St, Denver, Colorado Date of Inspection: June 21, 2022 EPA Inspector(s): 1.

MEMORANDUM SUBJECT: CLEAN AIR ACT INSPECTION REPORT Harsco Environmental, East Chicago, Indiana FROM: Carlo Demma, Physical Scientist AECAB (MN/OH) THRU: Brian Dickens, Section Supervisor AECAB (MN/OH) TO: File BASIC INFORMATION Facility Name: Harsco Environmental Facility Location: 5222 Indianapolis Blvd, East Chicago, Indiana 46312 Date of Inspection: March 7, 2024 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 Ottenweller Company, Inc., Fort Wayne, Indiana Patrick Miller, Environmental Engineer AECAB (MN/OH) Brian Dickens, Section Supervisor AECAB (MN/OH) File BASIC INFORMATION Facility Name: Ottenweller Company, Inc.

MEMORANDUM SUBJECT: CLEAN AIR ACT INSPECTION REPORT Rohm and Haas Chemicals, LLC, Ringwood, IL FROM: Sasa Dunovic, Inspector/Enforcement Officer AECAB (IL/IN) THRU: Nathan Frank, Section Supervisor AECAB (IL/IN) TO: File BASIC INFORMATION Facility Name: Rohm and Haas Chemicals, LLC (Rohm & Haas) Facility Location: 5005 Barnard Mill Road, Ringwood, IL 60072 Date of Inspection: February 13, 2024 EPA Inspector(s): 1.

MEMORANDUM SUBJECT: CLEAN AIR ACT INSPECTION REPORT The Andersons Walton Terminal FROM: Manojkumar P.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 5 77 WEST JACKSON BOULEVARD CHICAGO, ILLINOIS 60604 SUBJECT: FROM: THRU: TO: CLEAN AIR ACT INSPECTION REPORT Wallach Iron & Metal, Inc., St.

U.S.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 5 77 WEST JACKSON BOULEVARD CHICAGO, ILLINOIS 60604 SUBJECT: FROM: THRU: TO: CLEAN AIR ACT INSPECTION REPORT Indiana Pickling & Processing Company, Portage, Indiana Brittany Cobb, Environmental Engineer AECAB (MI/WI) Sarah Marshall, Section Supervisor AECAB (MI/WI) File BASIC INFORMATION Facility Name: Indiana Pickling & Processing Company Facility Location: 6650 Nautical Dr Portage, Indiana Date of Inspection: 6/9/2022 EPA Inspector(s): 1.

EPA Region 5 Enforcement and Compliance Assurance Division INSPECTION REPORT Inspection Entry Date/Time Inspection Exit Date/Time Weather Media Statute(s)/Program(s) Type of Inspection 02/28/2023 12:45 PM (ET) 02/28/2023 03:45 PM (ET) Announced: Yes Access: Granted Water Clean Water Act, NPDES, WWTP CSO - Combined Sewer Overflow Inspection, SSO - Sanitary Sewer Overflow Inspection Permittee Name 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 Elkhart Public Works and Utilities Elkhart Public Works and Utilities 1201 S Nappanee St Elkhart, IN 46516 41.676583, -86.003833 FRS ID 110000573237 Permit Number(s) (If Applicable) IN0025674 SIC and/or NAICS 4952 Regulatory Representatives Participating in Inspection: See Attendees list below Lead Inspector: Dean Maraldo Supervisor Review: Ryan Bahr [Signature] EPA Region 5 [Signature] EPA Region 5 DINO MARALDO Digitally signed by DINO MARALDO Date: 2023.03.03 15:46:20 -06'00' Maraldo.Dean@epa.gov (312) 353-2098 Digitally signed by RYAN RYAN BAHR Date: 2023.03.06 BAHR 14:27:42 -06'00' bahr.ryan@epa.gov 1 of 12 Elkhart Public Works and Utilities Inspection Date: 02/28/2023 SECTION I - INTRODUCTION Site Entry and Inspection Objectives I, EPA Region 5 Lead Inspector Dean Maraldo, arrived at the Elkhart Public Works and Utilities (the "Site" or "Facility"), located at 1201 S Nappanee St, Elkhart, IN 46516, at 12:45 PM (ET) on 02/28/2023 for an announced inspection.

DATE: SUBJECT: FROM: THRU: UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 5 77 WEST JACKSON BOULEVARD CHICAGO, ILLINOIS 60604 June 13, 2025 CLEAN WATER ACT INSPECTION REPORT Village of Doylestown Wastewater Treatment Plant, Wayne County, Ohio Jonathan Moody, Environmental Engineer WECAB, Multimedia Section Brooke Furio, Section Supervisor WECAB, Multimedia Section BASIC INFORMATION Facility Name: Village of Doylestown Wastewater Treatment Plant Facility Type: Publicly owned treatment works NPDES Permit Number: OH0021342 Date(s) of Inspection: April 15 to 16, 2025 EPA Inspector(s): 1.