March , 2025 TRANSMITTED VIA E-MAIL Jose Zazueta Celebrate Dental & Braces - Bernalillo 120 US-550 Bernalillo, New Mexico 87004 bernalillo550@celebratedental.com Re: Administrative Order, Docket Number: CWA-06-2025-1728 Dental Practitioner: Jose Zazueta, Celebrate Dental & Braces - Bernalillo (NMU002207) Dear Zazueta: Enclosed is an Administrative Order (Order) issued by the United States Environmental Protection Agency, Region 6 (EPA) concerning the National Effluent Limitation Guidelines for the Dental Office Point Source Category at 40 C.F.R. 441 which was promulgated July 14, 2017.

REGION 6 DALLAS, TX 75270 February 18, 2026 TRANSMITTED VIA E-MAIL Todd Parton Leander City Manager 105 N Brushy Street Leander, TX 78641 tparton@leandertx.gov RE: Administrative Order; Docket Number: CWA-06-2026-1750 TPDES Permit Number: TX0092151 Dear Mr.

REGION 6 DALLAS, TX 75270 March 19, 2026 TRANSMITTED VIA E-MAIL Rob Doss West Davis Rural Water District Hennepin, OK 73444 waterdepts@windstream.net Re: PWS ID Number: OK3005004 Administrative Order, Docket Number: SDWA-06-2026-1270 Dear Mr.

REGION 6 DALLAS, TX 75270 April 10, 2026 TRANSMITTED VIA E-MAIL Amber Abell Walnut Park Estates P.O.

REGION 6 DALLAS, TX 75270 TRANSMITTED VIA E-MAIL March 9, 2026 Jerry Williams Stephens County Rural Water District (RWD) #5 Marlow, OK 73055 rwd5@wichitaonline .n e t Re : PWS ID Number: OK2006969 Administrative Order, Docket Number: SDWA-06-2026-1209 Dear Mr.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 6 1201 ELM STREET, SUITE 500 DALLAS, TEXAS 75270-2102 December 8, 2021 TRANSMITTED VIA EMAIL Michael E.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION6 1201 ELM STREET, SUITE 500 DALLAS, TEXAS 75270-2102 TRANSMITTED VIA E-MAIL April 26, 2022 Mr.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 6 1201 ELM STREET, SUITE 500 DALLAS, TEXAS 75270-2102 May 26, 2023 TRANSMITTED VIA E-MAIL The Honorable Chris Armacost Mayor of Hitchcock 7423 Highway 6 Hitchcock, Texas 77563 mayor@cityofhitchcock.org Re: Administrative Order; Docket Number: CWA-06-2023-1754 City of Hitchcock Wastewater Treatment Facility TPDES Permit Number: TX0062243 Dear Mayor Armacost: Enclosed is an Administrative Order (AO) issued to the City of Hitchcock, for violations of the Clean Water Act (CWA) (33 U.S.C. 1251 et seq.).

February 16, 2024 TRANSMITTED VIA E-MAIL The Honorable Theresa McShan Mayor of Elgin P.O.

Region 6 - Enforcement & Compliance Assurance Division INSPECTION REPORT Inspection Date(s): Media Program: Regulatory Program(s) 12/12/2023 Water Clean Water Act Company Name: Facility Name: Facility Physical Location: (city, state, zip code) Mailing address: (city, state, zip code) County/Parish: Facility Phone Number Facility Contact: Neilco (4063) 3G Energy Frost F3 Tank Battery Latitude: 33.2465, Longitude: -92.60204 El Dorado, AR, 71730 1945 Smackover Hwy El Dorado, Arkansas, 71730 Union County 870-918-3875 Craig Bonsall (Operator) Neil Walker (Representative) neil@wesoilgas.com FRS Number: Identification/Permit Number: Media Identifier Number: NAICS: SIC: NA ARU002198 NA 211111 1311 Personnel participating in inspection: Chelsey Sherwood EPA/Region 6 ECDW Michael Blaha EPA/Region 6 ECDW Tamara Griffin EPA/Region 6 ECDW Enforcement Officer/Inspector Enforcement Officer/Inspector Enforcement Officer/Inspector EPA Lead Inspector Signature/Date Supervisor Signature/Date CHELSEY SHERWOOD Date: 2024.02.07 11:36:37 -06'00' Digitally signed by CHELSEY SHERWOOD Chelsey Sherwood 1/31/2024 Date MITTY GARCIA Digitally signed by MITTY GARCIA Date: 2024.02.07 13:54:01 -06'00' Jeanne Eckhart (acting Chief Mitty Garcia) Date 6ENFORM-019-R8.2 (02/12/2020) 1 Section I - INTRODUCTION Neilco (4063) 3G Energy/ARU002198(CWA) Inspection Date 12/12/2023 PURPOSE OF THE INSPECTION EPA Region 6 inspectors Chelsey Sherwood, Michael Blaha, and Tamara Griffin arrived at Neilco (4063) 3G Energy, Frost F3 Tank Battery, located off Old Reed Place Road (33.2465, -92.60204) at 12:37PM on 12/12/2023 for an unannounced inspection.

ft E A ~ United States .,,..._., Environmental Protectior , Agency Region 6 - Enforcement & Compliance Assurance Division INSPECTION REPORT Inspection Date(s): Media Program: Regulatory Program(s) 10/20/25 to 10/23/25 Water SDWA Company Name: Facility Name: Facility Physical Location: (city, state, zip code) Mailing address: (city, state, zip code) County/Parish: Facility Phone Number Facility Contact: Albuquerque Bernalillo County Water Utility Authority Albuquerque Bernalillo County Water Utility Authority 1441 Mission Ave Albuquerque, NM 87113 P.

Inspector Well Inspection Osage DNR / Environmental Protection Agency 1201 Elm Street, Suite 500 Dallas, Texas 75270 Matthew Allen Inspection Date 03/02/2026 Time 16:45 Operator Representative Superior Oil And Gas, LLC Operator Info Superior Oil And Gas, LLC 42516 Hwy 412 Ringwood, OK 73768 Phone: 580-554-5515 Inventory ID API Well No Lease Name Well ID OS6332000 CLARMORE 1A Location SE 32 23N 08E Status Inactive Well Type Disposal Latitude 36.420662 Longitude -96.465689 Inspection Plugging Witnessed Reason Responsible Company at Superior Oil And Gas, LLC Time of Inspection Inspect No.

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: 2/20/2020 Water Brine - CWA 4D Oil and Gas, LLC Unknown 36.567612, -96.151177 Barnsdall, Oklahoma 74002 523 Kihekah Ave.

Inspector Inspection Due Operator Info Well Inspection Osage DNR / Environmental Protection Agency 1201 Elm Street, Suite 500 Dallas, Texas 75270 Matthew Allen Inspection Date 04/18/2023 Time 11:30 2021-12-05T00:00:00Z Operator Representative Spess Oil Company Spess Oil Company Inventory ID OS6002000 200 S Broadway Cleveland, OK 74020 Phone: 918-358-5831 API Well No Lease Name Well ID FAYE WALKER 2B Location SW 13 21N 10E Status Inactive Well Type Disposal Latitude 36.289511 Longitude -96.184928 Inspection Reason Plugging Witnessed Responsible Company at Time Spess Oil Company of Inspection Inspect No.

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: FRS Number: Identification/Permit Number: 03/8/2023 Water NPDES Anthony Timberlands, Inc.