REGION 6 DALLAS, TX 75270 April 10, 2026 TRANSMITTED VIA E-MAIL Eric Smith Winter Creek Water Company, LLC 2300 Clubhouse Dr.

REGION 6 DALLAS, TX 75270 April 10, 2026 TRANSMITTED VIA E-MAIL Aaron Lybarger Ozark Rural Water Inc P.O.

U.S.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 6 1201 ELM STREET, SUITE 500 DALLAS, TEXAS 75270-2102 September 2, 2022 TRANSMITTED VIA E-MAIL Honorable Lance Smiga Mayor of Edna 126 West Main Street Edna, Texas 77957 mayorsmiga@cityofedna.com Re: Administrative Order; Docket Number: CWA-06-2022-1816 City of Edna Wastewater Treatment Plant TPDES Permit Number: TX0024252 Dear Mayor Smiga: Enclosed is an Administrative Order (AO) issued to the City of Edna for violations of the Clean Water Act (CWA), 33 U.S.C. 1251-1387.

Region 6 - Enforcement & Compliance Assurance Division INSPECTION REPORT Inspection Date(s): Media Program: Regulatory Program(s) 10/23/2024 - 10/24/2024 Water NPDES Stormwater/CWA 402 Company Name: Facility Name: Facility Physical Location: (city, state, zip code) Mailing address: (city, state, zip code) County/Parish: Facility Phone Number Facility Contact: U.S.

USA Feedyard Inspection Date 03/06/2025 Region 6 - Enforcement & Compliance Assurance Division INSPECTION REPORT Inspection Date(s): Media Program: Regulatory Program(s) 03/06/2025 Water CWA, NPDES, CAFO Company Name: Facility Name: Facility Physical Location: (city, state, zip code) Mailing address: (city, state, zip code) County/Parish: Facility Phone Number Facility Contact: USA Feedyard LP USA Feedyard 8370 County Rd W (36.180, -101.576) Gruver, TX 79040 8370 County Rd W Gruver, TX 79040 Hansford (806) 733-5043 Jeff Purvines Manager jeff@usafeedyard.net Facility Registry ID: Identification/Permit Number: Media Identifier Number: NAICS: SIC: N/A TXG920544 N/A 112112 0211 Personnel participating in inspection: Lucas Bomar EPA/6ECAD-WA Jeff Purvines USA Feedyard Johnny Moffett USA Feedyard Inspector(lead) Manager Yard Manager EPA Lead Inspector Signature/Date LUCAS BOMAR Date: 2025.04.23 13:07:10 -05'00' Digitally signed by LUCAS BOMAR Lucas Bomar Date Supervisor Signature/Date Digitally signed by ANTHONY ANTHONY LOSTON LOSTON Date: 2025.04.28 12:49:06 -05'00' Anthony Loston Date 6ENFORM-019-R8.2 (02/12/2020) 1 USA Feedyard Inspection Date 03/06/2025 Section I - INTRODUCTION PURPOSE OF THE INSPECTION EPA Region 6 inspector Lucas Bomar arrived at USA Feedyard the "Site" or "Facility" located at 8370 County Rd W Gruver, TX 79040 at 9:30AM, on March 06, 2025, for an unannounced inspection.

Inspection Report Mechanical Integrity Test Osage DNR / Environmental Protection Agency 1201 Elm Street, Suite 500 Dallas TX 75270 Inspector Matthew Allen MIT Date 03/31/2025 Operator Representative McCann Resources, Inc Report Sent Operator Time 10:15 Inject Interval 1116 - 1130 USDW 230 Well Type Enhanced Recovery Annulus Fluid Type Casing 4.5 Concentric Pkr Tubing Packer Depth Operator Info McCann Resources, Inc 1613 West 6th Street Bartlesville, OK 740033404 Phone: 918-337-4747 Inventory ID API Well No Lease Name Well ID OS1676000 Bowring W1 Location SE 21 28N 11E Type of MIT Ada Pressure Test Test Reason Compliance Request Injecting N Injection Rate (bpd) Tubular Lining Ann Filled (hrs) MIT Due MIT Freq EVERY FIVE YEARS Ann Press Mont Time Pre-Test Tubing Pressure 0 Annulus Pressure Flowback Pressure High Volume Initial 12:00 430 Mid Mid 12:15 430 Low Final 12:30 430 End Total Volume ADA Pressure Test - Required Test Pressure (Fluid Column Ht * Specific Gravity * .433 / N2 Wt Fac = Required Test Pressure) Tubing Annulus Depth to Top Perf/Open Hole 1116 Depth to Fluid Level 133 Fluid Column Level 983 Specific Gravity of Fluid 1.06 Nitrogen Weight Factor 1.0389 Required Pressure Test 434.280 Remedial Action Type Fluid Migration Test Type Inspection Comments Inspector Signature Remedial Action Type Well, OS1676000 was 4.5" casing reduced to a 2" ball valve at the time of the inspection.

Region 6 - Enforcement & Compliance Assurance Division INSPECTION REPORT Inspection Date(s): Media Program: Regulatory Program(s) Company Name: Facility Name: Facility Physical Location: (city, state, zip code) Mailing address: (city, state, zip code) County/Parish: Facility Phone Number Facility Contact: 10/02/2025 Water CWA Ottawa County FRS Number: Identification/Permit Number: Media Identifier Number: NAICS: SIC: N/A N/A 112320 0251 Personnel participating in inspection: Paul Juarez EPA R6 ECD-WA Keith Smith Oklahoma Department of Agriculture, Food, and Forestry (ODAFF) Inspector Inspector Supervisor EPA Lead Inspector Signature/Date Supervisor Signature/Date PAUL JUAREZ Paul Juarez Digitally signed by PAUL JUAREZ Date: 2025.12.17 16:53:49 -06'00' Date ANTHONY LOSTON Date: 2025.12.18 06:34:14 -06'00' Digitally signed by ANTHONY LOSTON Anthony Loston Date 6ENFORM-019-R9 (02/27/2025) 1 Section I - INTRODUCTION Inspection Date 10/02/2025 PURPOSE OF THE INSPECTION EPA Region 6 inspector Paul Juarez and ODAFF Inspector Supervisor Keith Smith arrived at the at 10:12 am on October 2nd, 2025, for an announced inspection.

Region 6 - Enforcement & Compliance Assurance Division INSPECTION REPORT Inspection Date: Media Program: Regulatory Program: 01/12/2026 Water (CWA) Water (CWA) Brine Program (Oil & Gas Inspection) Company Name: Facility Name: Facility Physical Location: (city, state, zip code) Mailing address: (city, state, zip code) County/Parish: Facility Phone Number: Facility Contact: Cypress Operating, Inc.

Inspector Well Inspection Osage DNR / Environmental Protection Agency 1201 Elm Street, Suite 500 Dallas, Texas 75270 Matthew Allen Inspection Date 04/02/2026 Time 09:40 Operator Representative McCann Resources, Inc Operator Info McCann Resources, Inc 1613 West 6th Street Bartlesville, OK 740033404 Phone: 918-337-4747 Inventory ID API Well No Lease Name Well ID OS1679000 W Bowring 2-290 Location NE 28 28N 11E Status Inactive Well Type Enhanced Recovery Latitude 36.879663 Longitude -96.124117 Inspection Requested By Compliance Reason Staff Responsible Company at McCann Resources, Inc Time of Inspection Inspect No.

Region 6 - Enforcement & Compliance Assurance Division INSPECTION REPORT Inspection Date(s): Media Program: Regulatory Program(s) 04/13/2023 Water Clean Water Act-National Pollution Discharge Elimination System (Brine) Company Name: Facility Name: Facility Physical Location: (city, state, zip code) Mailing address: (city, state, zip code) County/Parish: Facility Phone Number Facility Contact: Calgary Energy, LLC Tidal Osage Latitude: 36.541797, Longitude: -96.401344 Hominy, OK, 74035 4444 E. 146th St.

Inspector Inspection Due Operator Info Well Inspection Osage DNR / Environmental Protection Agency 1201 Elm Street, Suite 500 Dallas, Texas 75270 Matthew Allen Inspection Date 01/30/2024 2021-12-01T00:00:00Z Operator Representative White White Palace Energy, LLC Inventory ID OS5620000 16210 Wind Hill Circle Skiatook, OK 74070 Phone: 918-396-7396 API Well No Lease Name Well ID STUART UNIT 64 Time 12:10 Palace Energy, LLC Location NW 32 23N 11E Status Inactive Well Type Enhanced Recovery Latitude 36.431492 Longitude -96.152962 Inspection Reason Requested By Compliance Staff Responsible Company at Time White Palace Energy, LLC of Inspection Inspect No.

Region 6 - Enforcement & Compliance Assurance Division INSPECTION REPORT Inspection Date(s): Media Program: Regulatory Program(s) 05/09/2024 Water (CWA) Water (CWA) Brine Program (Oil & Gas inspection) Company Name: Facility Name: Facility Physical Location: (city, state, zip code) Mailing address: (city, state, zip code) County/Parish: Facility Phone Number Facility Contact: LANXESS Corporation - West Plant SWD 10 M (Class II injection well at 33.171600, -92.962915; plugged) 5821 Shuler Rd Magnolia, AR 71753 2226 Haynesville Hwy El Dorado, AR 71730 Columbia County 870-862-5141 Rodger Fulco (870-864-1570) Head of Brine Production Rodger.Fulco@lanxess.com FRS Number: Identification/Permit Number: Media Identifier Number: NAICS: SIC: N/A ARU002250; ADEQ AFIN 70-00101 for AR0043516, ARR00B870, 1755-WR-7, 0009-WR-2 N/A 325998 2899 Personnel participating in inspection: Kerri McCabe (lead) EPA / Region 6 ECDW Michael Blaha EPA / Region 6 ECDW Rodger Fulco LANXESS Corporation Inspector / Enforcement Officer Inspector / Enforcement Officer Head of Brine Production, South Arkansas EPA Lead Inspector Signature/Date Supervisor Signature/Date KERRI MCCABE Kerri McCabe Digitally signed by KERRI MCCABE Date: 2024.06.05 11:43:37 -05'00' Date JEANNE ECKHART Date: 2024.06.10 16:36:03 -05'00' Digitally signed by JEANNE ECKHART Jeanne Eckhart Date 6ENFORM-019-R8.2 (02/12/2020) 1 Section I - INTRODUCTION LANXESS Corporation - West Plant / SWD 10 M (ARU002250 / CWA) Inspection Date 05/09/2024 PURPOSE OF THE INSPECTION EPA Region 6 inspectors Kerri McCabe (lead) and Michael Blaha arrived at the LANXESS Corporation - West Plant / SWD 10 M historic release site, located from Shuler Road, off Salem Road at 33.171600, 92.962915; at 1011 on 05/09/2024 for an announced inspection.

Inspector Well Inspection Osage DNR / Environmental Protection Agency 1201 Elm Street, Suite 500 Dallas, Texas 75270 Matthew Allen Inspection Date 05/30/2024 Time Operator Representative John P.

REGION 6 DA LLAS, TX 75270 FILED 31 JAN 25 PM 03:48 REGIONAL HEARING CLERK EPA REGION 6 1/31/2025 SENT BY ELECTRONIC MAIL edward.cazares@austinlighthouse.org Edward Cazares Travis Association for the Blind 4512 South Pleasant Valley Road Austin, Texas 78764 Re: Notice of Warning for a Late/Non-Reported Pesticide Production Report EPA Docket No.