This was an EPA lead inspection.

EPA Small Business Resources Information Sheet x Solvent-Contaminated Wipes Final Rule Summary Chart x IDNR Excluded Solvent-Contaminated Wipes Rule: Management Practices for Wipes, Rags, and Shop Towels x Recycling Electronics: A Guide for Businesses x Lead-Based Paint Activities: Handling and Disposal x Battery Recycling/Disposal x Management of Fluorescent Lamps for Businesses x Incompatible Chemicals x Universal Wastes - Including Aerosol Cans x TCLP - Toxicity Characteristic Leaching Procedure x Part 279 Requirements: Used Oil Management Standards x EPA Region 7 Emergency Response Program x Chemical Facility Anti-Terrorism Standards 2 x Iowa Environmental Guide for Businesses I reviewed the Verification Report (Attachment 1) with Messrs.

EPA Small Business Resource Information Sheet (EPA Handout) x Solvent-Contaminated Wipes Final Rule Chart (EPA Handout) x Recycling Electronics (Iowa Department of Natural Resources - IDNR Handout) x Lead-Based Paint Activities (IDNR Handout) x Excluded Solvent-Contaminated Wipe Rule (IDNR Handout) x Battery Recycling/Disposal (IDNR Handout) x Management of Fluorescent Lamps for Businesses (IDNR Handout) x Incompatible Chemicals (IDNR Handout) x Universal Wastes Including Aerosol Cans (IDNR Handout) x TCLP Waste Determination Testing (IDNR Handout) x Industry Sector Notebooks (EPA Handout) x Environmental Compliance Assistance Centers (EPA Handout) x e-Manifest Fact Sheet (EPA Handout) x RCRA Online A Quick Reference Guide (EPA Handout) x Requirements for Used Oil Management Standards (EPA Handout) x Emergency Response Program (EPA Handout) x Commercial Motor Vehicle Transportation System Security & Safety (EPA Handout) x Security Awareness (EPA Handout) x Chemical Facility Anti-Terrorism Standards (Homeland Security Handout) x Iowa Life/Changing Iowa Department of Economic Development - Iowa Environmental Guide for Business (IDNR Handout) x How to Register for RCRAInfo Industry Application for Iowa Facilities (IDNR Handout) 4.0 FINDINGS AND OBSERVATIONS 4.1 Facility Information and Operations Flint Cliffs Manufacturing is a full service manufacturing and painting facility that produces fabricated metal products used in the commercial, agricultural, construction, and government industries.

Office of Enforcement and Compliance Assurance, Air Enforcement Division INSPECTION REPORT Inspection Date(s): Media Program: Regulatory Program(s) 02/07/2024 Air Title V, NESHAP Company Name: Facility Name: Facility Physical Location: (city, state, zip code) Mailing address: (city, state, zip code) County/Parish: Facility Phone Number Facility Contact: Natgasoline LLC Beaumont Gas to Gasoline Plant 2366 Sulfur Plant RD Beaumont, TX 77705 PO Box 20339 Beaumont, TX 77720 Jefferson County 409-344-4900, Ext.3300 Miguel Martinez Environmental Manager miguel.martinez@natgasoline.com FRS Number: Identification/Permit Number: Media Identifier Number: NAICS: SIC: 110070183112 RN106586795/Title V Air Operating Permit 3963 ICIS-Air TX0000004824500747 325110 2869 Personnel participating in inspection: Daniel Hoyt EPA OECA AED Nate Hicks EPA OECA AED Philip Myers EPA OECA NEIC Richard Helmich EPA OECA NEIC Justin Chen EPA Region 6 ECDAT Ben Donaldson EPA Region 6 ECDAT Kenneth McPherson EPA Region 6 ECDAT Miguel Martinez Natgasoline LLC Representative Sarah Lee Natgasoline LLC Representative David Williamson Natgasoline LLC Representative Brendon Stout Natgasoline LLC Representative Scott Kolb Natgasoline LLC Representative Reid Guidry Natgasoline LLC Representative Environmental Engineer Physical Scientist Mechanical Engineer Chemist Environmental Engineer Environmental Engineer Life Scientist Environmental Manager Safety and Emergency Response Environmental Engineer Production Manager Environmental Engineer SSR EPA Lead Inspector Signature/Date DANIEL HOYT Digitally signed by DANIEL HOYT Date: 2024.04.03 12:33:32 -04'00' Daniel Hoyt Date Supervisor Signature/Date GREGORY FRIED Date: 2024.04.03 12:53:01 -04'00' Digitally signed by GREGORY FRIED Gregory Fried Date Section I - INTRODUCTION Natgasoline LLC/Beaumont Gas to Gasoline Plant 02/07/2024 PURPOSE OF THE INSPECTION EPA inspectors Daniel Hoyt and Nate Hicks (Air Enforcement Division, "AED") accompanied by Philip Myers and Richard Helmich (National Enforcement Investigations Center, "NEIC") arrived at the Natgasoline LLC/Beaumont Gas to Gasoline Plant at 1:15 pm CT on February 7, 2024, for an unannounced inspection.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 5 77 WEST JACKSON BOULEVARD CHICAGO, IL 60604-3590 Purpose: Metro East Sanitary District (MESD) - Recon Inspection Report Facility: MESD's Harding Ditch Stormwater Outfalls, Centreville, Illinois Date of Inspection: April 1, 2021 U.S.

Yes No Title: Health Safety Name: Tamiqua Kelly Environment Manager Email: tkelly2@slb.com Additional Personnel Participating in Inspection: Name: N/A Title: N/A Phone: 281-755-0098 Phone: 281-755-0098 Inspector(s): Christopher Pardo Ryan Marrero-Vila Ivy Koberlein Sharron Crayton Inspection Report Author: Title: Lead Inspector Inspector Inspector Inspector Company: Eastern Research Group, Inc.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION III 1600 John F Kennedy Boulevard Four Penn Center Philadelphia, Pennsylvania 19103 Report Title: Inspection Date(s): Regulatory Program(s): Type of Activity: Facility Name: Permittee(s): Facility Operator: Facility Address: Lat/Long: County/Parish: Permit Number: NAICS & SIC Codes: Unique Project #: Clean Water Act Compliance Inspection Report 04/20/2023 National Pollutant Discharge Elimination System (NPDES) Pretreatment - POTW Inspection Greater Hazleton Joint Sewer Authority Wastewater Treatment Plant Greater Hazleton Joint Sewer Authority (GHJSA) Greater Hazleton Joint Sewer Authority (GHJSA) 500 Oscar Thomas Dr, West Hazleton, PA 18202 40.97348 / -76.01966 Luzerne PA00262921 221320/4952 3E23WN060A Facility Representative(s): Laura Motel - Environmental Manager - GHJSA Phone: (570) 454-0851 x 312 Email: laura@ghjsa.org Point of Contact EPA Inspectors: Aaron Thomson - EPA Inspector (3ED33) Phone: 215-814-2116 Email: Thomson.aaron@epa.gov Report Preparer Signature/Date AARON THOMSON Digitally signed by AARON THOMSON Date: 2023.08.07 11:46:15 -04'00' Aaron Thomson, Enforcement Officer Date NPDES Enforcement Section 2 (3ED33) Four Penn Center Philadelphia, Pennsylvania 19103 Supervisor Signature/Date JESSICA DUFFY Digitally signed by JESSICA DUFFY Date: 2023.08.10 08:19:54 -04'00' Jessica Duffy, Section Chief NPDES Enforcement Section 2 (3ED33) Four Penn Center Philadelphia, Pennsylvania 19103 Date Greater Hazleton Joint Sewer Authority WWTP Pretreatment - Industrial User Inspection 04/20/2023 Table of Contents I.

Sincerely, Digitally signed by Prideaux, Prideaux, LisaKay LisaKay Date: 2023.06.28 08:25:24 -06'00' Lisa-kay Prideaux NPDES and Wetlands Enforcement Section Enforcement and Compliance Assurance Division Enclosures: 1) NPDES Wastewater Lagoon Inspection Report 2) Photo Log 3) Inspection Report Template cc: Ted Whitford, Director of Tribal Water Resources (email) Daryl Wright, Director of Tribal Environmental Department (email) Mike Clark, Wastewater Operator Supervisor (email) NPDES Wastewater Lagoon Inspection Report National Database Information Inspection Date: May 23, 2023 Inspection Type: CEI Entry/Exit Time: 08:00/10:00; 12:30/13:05 NPDES ID Number: MTG589702 NAICS Code: 221300 Sewage Treatment Inspection ID: 202305_MTG589702 Facility Lead inspector and affiliation: Lisa-kay Prideaux / EPA Region 8 Montana Operations Office Facility Location Information Site/Facility Name & Location: Lower Dry Fork Lagoons 48.302622N; -110.003599W Mail Report to: Harlan Baker, Chairman Chippewa Cree Indians of the Rocky Boy's Reservation 16 Black Prairie Street Box Elder, Montana 59521 Contact Information Facility Contacts: Name(s)/Title Ted Whitford - Director of Tribal Water Resources Mike Clark - Wastewater Operator Supervisor Daryl Wright - Director of Tribal Environmental Department Person/Company meeting definition of "Operator" Honorable Harlan Baker - Chairman (not present) Authorized Official(s) Ted Whitford, Director of Tribal Water Resources (present) Tribe Representative(s) Indian Health Service Representative(s) Mike Clark - Wastewater Operator Supervisor (present) Mike Gopher - Wastewater Operator in Training (present in office) Dean Russett - Wastewater Operator in Training (present in office) Daryl Wright - Director of Tribal Environmental Department (present in office) None attended Permit Information Is the permit on site and available?

CAA 112 (r), Risk Management Plan (RMP), CAA 112(r)(1) General Duty Clause (GDC), CERCLA 103, and EPCRA 302-313 Compliance Evaluation Inspection of: Tanner Industries 55 Dexter Road East Providence, RI 02914 3/19/2024 __________________________ Date of Inspection ___________________________________ Waste and Chemical Compliance Section 6/7/2024 ___________________________ Date Inspection Report Approved 6/7/2024 ___________________________ Date Inspection Report Finalized O'Donnell, Mary Digitally signed by O'Donnell, Mary Jane _Ja_n_e_______________Da_te_: 2_0_24_.0_6._10_0_9:_27_:5_2 _-0_4'0_0' Mary Jane O'Donnell, Manager Waste and Chemical Compliance Section 6/10/2024 __________________________ Date Inspection Report Transmitted to Facility Disclaimer: Unless otherwise noted, this report describes conditions at the facility/property as observed by EPA inspector(s), and/or through records provided to and/or information reported to EPA inspector(s) by facility representatives and as understood by the inspector(s).

EPA Inspectors: Parmatma Adhikari, Air Inspector Phone: (215)814-2161 Email: Adhikari.parmatma@epa.gov Paul Arnold, Air Inspector Phone: (215)814-2194 Email: Arnold.paul@epa.gov Steven Ott, Air Inspector Phone: (215)814-2267 Email: Ott.steven@epa.gov State/Local Inspectors: Scott Beaudway, Air Quality Specialist, PADEP Phone: (412)417-7952 Email: sbeaudway@pa.gov EPA Lead Inspector Signature PARMATMA ADHIKARI Digitally signed by PARMATMA ADHIKARI Date: 2024.08.05 10:03:33 -04'00' Parmatma Adhikari 1600 John F Kennedy Blvd Philadelphia, PA 19103-2852 Date MARTIN Supervisor MATLIN Signature Digitally signed by MARTIN MATLIN Date: 2024.08.05 10:34:17 -04'00' Martin Matlin Date DSB ID #: ECAD - 70 Table of Contents I.

Wheatland, PA 16161 41.1965 Longitude: -80.49227 Mercer County AFS Number: Permit Number: NAICS Code: Unique Project #: ICIS# PA000781574 331529 3E22CA039A SIC: 3341 Facility Representatives: Point of Contact Tina Shacklock, General Manager Phone: 724-347-2208 Contact: tshacklock@cronimetspecialtymetals.com Buck Baldwin, Consultant, Envirothink Phone: 724-456-5344 Contact: buckbaldwin@envirothinkinc.com EPA Inspectors: Stafford Stewart, Environmental Engineer, 3ED21 Phone: 215-814-5352 Contact: stewart.stafford@epa.gov Paul Arnold, Environmental Engineer, 3ED21 Phone: 215-814-2194 Contact: arnold.paul@epa.gov State/Local Inspectors: Mark Novak, Air Quality Specialist, PADEP Phone: 814-332-6940 Contact: mtnovak@pa.gov Robert Recker, Air Quality Specialist, PADEP Phone: 814-282-8210 Contact: robrecker@pa.gov STAFFORD STAFFORD STEWART Digitally signed by EPA Lead Inspector STEWART Date: 2022.10.28 13:57:45 -04'00' Signature Stafford Stewart Four Penn Center - 1600 John F Kennedy Blvd (3ED21) Philadelphia, PA 19103-2852 ERIN Digitally signed by ERIN MALONE Supervisor MALONE Date: 2022.10.31 08:54:46 -04'00' Signature Erin Malone Date Date Section Table of Contents Page I Introduction............................................................................ 3 A Summary of the Facility.................................................................................. 3 B Inspection Opening Conference...................................................................... 3 II Site Activity/Process Information.................................................................... 4 III Observations.................................................................................................... 5 IIII Records Review............................................................................................... 7 V Closing Conference......................................................................................... 7 VI List of Attachments.......................................................................................... 8 Unique Project #: 3E22CA039A Page 2 of 8 I.

Quarterly sampling and reporting are required for total recoverable copper, total recoverable lead, and total recoverable zinc.

MIPC representatives were at the opening conference John Bowen, Pipeline Safety Lead, Phil Johnston and Abdul Bamgbose, Safety Manager.

I collected adequate volumes of sample using a glass sampling container and poured them into clean, pre-labeled polyethylene containers for the analysis of oil and grease (O&G) and metals, including lead (Pb).

NPDES ID Number: SDG589804 NAICS Code: 221320 Inspection ID: 202409_SDG589804 Lead inspector and affiliation: Stephanie Passarelli / EPA Region 8 Inspector and affiliation: Stephanie Meyers / EPA Region 8 Facility Location Information Site/Facility Name & Location: Red Iron Wastewater Treatment Facility Lake Traverse Reservation, South Dakota Lat/Long: 45 40' 59.0988'' N, 97 20' 8.0988'' W Email Report to: John Cloud, III, Program Manager Lake Traverse Utility Commission johnc@swo-nsn.gov Contact Information Facility Contacts: Person/Company meeting definition of "Operator" Authorized Official(s) Name(s)/Title John Cloud, III / Program Manager / Lake Traverse Utility Commission (LTUC) / present during the opening conference Enrique Pagan / Operator / LTUC / present during the opening conference Jerwyn "JJ" Marks / Operator / LTUC / present during the inspections and closing conference Ross Hanson / Environmental Engineer Consultant / Indian Health Service (IHS) / present during the opening conference, inspections and closing conference Jon Ireland / Tribal Utility Consultant / Indian Health Service (IHS) / present during inspections and closing conference Sisseton-Wahpeton Oyate Tribe, LTUC John Cloud, III / Program Manager / LTUC Permit Information Is the permit on site and available?