From: "Herrington, Lucy R" <lucy herrington@ios.doi.gov> To: "Wall, Jamie L" <jamie.l.wall@exxonmobil.com> Cc: "Repass, Kristin E" <kristin repass@ios.doi.gov>, "Kohlrus, Deidre A" <deidre kohlrus@ios.doi.gov>, Kyle Nevins <nevins@harbingerdc.com> Subject: RE: [EXTERNAL] Meeting Request Form - ExxonMobil CERE Week Date: Thu, 6 Mar 2025 20:49:12 +0000 Importance: Normal Hi JamieThank you for confirming, Tuesday, March ll th @ 10:45am CST at our suite 11029 at Hilton Americas.

Washington-East Washington Joint Authority (PA0026212) Pretreatment Compliance Inspection Report Title: Inspection Date(s): Regulatory Program(s): Type of Activity: Facility Name: Facility Address: Facility Latitude: Facility Longitude: County/Parish: Permit No: NAICS Code: SIC: DSB ID: Clean Water Act Compliance Inspection Report July 31 - August 1, 2024 National Pollutant Discharge Elimination System Pretreatment Compliance Inspection Washington-East Washington Joint Authority 2 Wilson Avenue, Washington, PA 15301 40.18192 -80.24833 Washington County PA0026212 221320 4952 ECAD-440 (NPDES) Facility Representatives: Robert Herring, Executive Director Email: RHerring@wewja.org Michael Sherrieb, Operations Manager Email: MSherrieb@wewja.org Brian McKnight Email: plantsuper@wewja.org Point of Contact Inspectors: Chuck Durham, Eastern Research Group Email: chuck.durham@erg.com Yatasha Moore, Eastern Research Group Email: yatasha.moore@erg.com (List of additional attendees in Table 1) Report Preparer Signature/Date Supervisor Signature/Date Yatasha Moore, Eastern Research Group JESSICA Digitally signed by JESSICA DUFFY DUFFY Date: 2024.10.04 09:48:18 -04'00' Jessica Duffy, NPDES 2 Section Chief 10/03/2024 Date Date DSB ID: ECAD-440 Washington-East Washington Joint Authority (PA0026212) Pretreatment Compliance Inspection Enforcement and Compliance Assurance Division Attachments Attachment A Industrial User Site Visit Data Sheets Attachment B Industrial User Site Visit Photograph Log DSB ID: ECAD-440 Inspection Dates: July 31 - August 1, 2024 Page 2 of 29 Washington-East Washington Joint Authority (PA0026212) Pretreatment Compliance Inspection I.

REPORT OF RCRA COMPLIANCE EVALUATION INSPECTION At Pella Corporation - Pella Operations 102 Main St.

This was an EPA lead inspection. 8) Facility Description EPA-RCRA CEI Report March 7, 2025 Page 2 of 11 Safety-Kleen Systems, Inc.

Environmental Protection Agency (EPA), Region 7, Enforcement Compliance and Assurance Division (ECAD), Water Branch: Suzanne Ward, Physical Scientist 913-551-7251 (Lead Inspector) Joseph Heafner, Physical Scientist 913-551-7091 (Credentialed Inspector) Zachary Leibowitz, Physical Scientist 913-551-7553 Adam Hendrickson, Physical Scientist 913-551-7253 3.0 INSPECTION PROCEDURES I conducted this inspection in accordance with EPA Region 7 Standard Operating Procedures (SOPs) No. 2332.09 Bio-Security Procedures for Conducting NPDES Compliance Evaluations at Page 1 of 15 Animal Feeding Operations and No. 2332.08 Animal Feeding Operation Inspection Program unless otherwise noted.

PFAS Study in Chemical Plants and Refineries Equipment France Final Report July 2023 > accenture oe:o~o= FRANCE a. ~ nergies et moilits Table of Contents 01 Executive Summary 02 Scope and methodology 03 Overview of PFAS 04 Impact analysis of PFAS partial or total ban 05 PFAS usage in Chemical and Refining plants 06 PFAS alternatives 07 Conclusion Executive Summary (1/4) PFAS are a large group of substances, both polymeric and non-polymeric, containing carbon-fluorine bonds (C-F) which is considered to be the strongest in organic chemistry, resisting heavily to degradation OECD lists around 5000* PFAS which are scientifically referenced by their chemical structure category name (e.g., polytetrafluoroethylene), but better known by industrials by their abbreviations (e.g., PTFE) or brand name (e.g., Teflon) While encompassing a very diverse portfolio of products, PFAS are predominantly used as raw material in chemical synthesis and are mainly found in solid form in equipment.

In addition to the important investments Cameco has already made in our U.S. assets, we are excited about the prospect of further investment, which should lead to the creation of long term, high paying jobs as the U.S. seeks to resurrect its once dominant civil nuclear industry.

Docket No.

PFOS and PFOA Conversion to Short-Chain PFAS-Containing Materials Used in Semiconductor Manufacturing Semiconductor PFAS Consortium Photolithography Working Group June 5, 2023 Acknowledgments: The PFAS Consortium would like to acknowledge the contributions of the Semiconductor PFAS Consortium Photolithography Technical Working Group for their efforts to compile this information.

Report Title: Inspection Date(s): Start Time: Regulatory Program(s): Site Name: Site Location: Latitude: County/Parish: Site Owner(s): Mailing Address: Clean Water Act, Section 404 Inspection Report for Paul Goodwin Site 07/17/2024 09:10 End Time: 11:05 Inspections authorized pursuant to Clean Water Act, Sections 308 and 404 (33 U.S.C. 1318 and 1344) Paul Goodwin Near Dixie Winds Lane Bremo Bluff, VA 23022 37.739458 Longitude: -78.2234262 Fluvanna County Christopher Lacy 115 Carriage Hill Road Palmyra, Virginia 22974 DSB-ID #: ECAD-5512 Site Contact(s): Christopher Lacy Phone: (434) 996-9173 Email: clacyhauling@icloud.com Paul Goodwin Phone: (301) 219-4495 Email: piawakit@aol.com EPA Inspector: Robert George, Inspector, 3ED31 Phone: (215) 814-2713 Email: George.Robert@epa.gov Laura Mathew, Inspector, 3ED31 Phone: (215) 814-2061 Email: Mathew.Laura@epa.gov Robert Digitally signed by Robert George George Date: 2024.09.05 10:08:18 -04'00' EPA Inspector Robert George, Inspector, 3ED31 Signature/Date 1600 John F.

This was an EPA lead inspection. 8) Facility Description Mankiewicz is a high-quality paint, top-coat, hardeners and thinner manufacturing facility located in Charleston, South Carolina.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 6 1201 ELM STREET, SUITE 500 DALLAS, TEXAS 75270 May 1, 2020 VIA EMAIL Scott M.

PFAS Study in Chemical Plants and Refineries Equipment France Final Report July 2023 > accenture oe:o~o= FRANCE a. ~ nergies et moilits Table of Contents 01 Executive Summary 02 Scope and methodology 03 Overview of PFAS 04 Impact analysis of PFAS partial or total ban 05 PFAS usage in Chemical and Refining plants 06 PFAS alternatives 07 Conclusion Executive Summary (1/4) PFAS are a large group of substances, both polymeric and non-polymeric, containing carbon-fluorine bonds (C-F) which is considered to be the strongest in organic chemistry, resisting heavily to degradation OECD lists around 5000* PFAS which are scientifically referenced by their chemical structure category name (e.g., polytetrafluoroethylene), but better known by industrials by their abbreviations (e.g., PTFE) or brand name (e.g., Teflon) While encompassing a very diverse portfolio of products, PFAS are predominantly used as raw material in chemical synthesis and are mainly found in solid form in equipment.

REPORT OF RCRA COMPLIANCE EVALUATION INSPECTION At WINNEBAGO INDUSTRIES, INC. 605 W.

U.S.