UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION6 1201 ELM STREET, SUITE 500 DALLAS, TEXAS 75270-2102 May 2, 2023 TRANSMITTED VIA E-MAIL Ms.

TRANSMITTED VIA EMAIL November , 2023 Mr.

May 1 , 2024 TRANSMITTED VIA EMAIL Mr.

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: 01/13/2022 Water CWA City of Santa Fe Santa Fe Wastewater Treatment Plant 73 Paseo Real Santa Fe, New Mexico 87507 73 Paseo Real Santa Fe, NM 87507 Santa Fe Shannon Jones Public Works Director swjones@santafenm.gov 505-955-4267 FRS Number: Identification/Permit Number: Media Identifier Number: NAICS: SIC: 110064609044 NM0022292 N/A 221320 4952 Personnel participating in inspection: Shannon Jones City of Santa Fe Julian Gonzales City of Santa Fe Jason Martinez NMED David Esparza EPA-R6-ECDWM Public Works Director Wastewater Supervisor Point Source Regulation SectionSurface Water Quality Bureau Environmental Engineer EPA Lead Inspector Signature/Date DAVID David Esparza ESPARZA Digitally signed by DAVID ESPARZA DN: c=US, o=U.S.

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Inspector Well Inspection Osage DNR / Environmental Protection Agency 1201 Elm Street, Suite 500 Dallas, Texas 75270 Matthew Allen Inspection Date 08/01/2024 Time 11:00 Operator Representative Calgary Energy, LLC Operator Info Calgary Energy, LLC 4444 E. 146th St.

Inspector Operator Info Location Well Inspection Osage DNR / Environmental Protection Agency 1201 Elm Street, Suite 500 Dallas, Texas 75270 Matthew Allen Inspection Date 10/29/2024 Time 10:30 Operator Representative Bandwheel Production Company, LLC Bandwheel Production Inventory ID OS3259000 Company, LLC P.O.

Inspector Operator Info Well Inspection Osage DNR / Environmental Protection Agency 1201 Elm Street, Suite 500 Dallas, Texas 75270 Matthew Allen Inspection Date 01/16/2025 Time 08:20 Operator Representative 4D Oil & Gas, LLC 4D Oil & Gas, LLC Inventory ID OS5447000 532 Kihekah Pawhuska, OK 74056 Phone: 580-541-5802 API Well No Lease Name Well ID BLUE STEM 3-36 Location NW 36 26N 08E Latitude 36.689975 Status Inactive Well Type Disposal Longitude -96.399951 Inspection Reason 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: 03/11/2022 Water NPDES Amazon Amazon-Project Charli 0.43-miles West of Jubilee Blvd on New Mexico State Road 6 (SR-6) Los Lunas, New Mexico 3900 East Camelback Road, Suite 100 Phoenix, AZ 85018 Maricopa 602-322-6166 812-309-8798 (mobile telephone) Brock Reckelhoff Project Manager brock.reckelhoff@ryancompanies.com 110071083406 NMR1004GS Media Identifier Number: NAICS: SIC: N/A 236220 1541 Personnel participating in inspection: Tomas Garcia Ryan Companies US, Inc.

Region 6 - Enforcement & Compliance Assurance Division INSPECTION REPORT Inspection Date(s): Media Program: Regulatory Program(s) 08/30-31/2022 Water NPDES Company Name: Facility Name: Facility Physical Location: (city, state, zip code) Mailing address: (city, state, zip code) County/Parish: Facility Phone Number Facility Contact: City of Gallup City of Gallup Wastewater Treatment Plant 800 Sweetwater Place (Intersection of Sanostee Drive and Sweetwater Place) Gallup, New Mexico 87301 230 S.

Region 6 - Enforcement & Compliance Assurance Division INSPECTION REPORT Inspection Date(s): Media Program: Regulatory Program(s) 04/17/2025 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: C12: Arkansas Oil, LLC Midway Smackover Unit Tract #3 Tank Battery From Lewisville (Baker Community), at State Hwy 82 East, left on State Hwy 29, right on Lafayette CR 25, and then right onto an oilfield lease road at 33.443267, -93.533467.

REGION 6 DALLAS, TX 75270 March 17, 2026 TRANSMITTED VIA E-MAIL Patrick Kennedy Oilton Public Works Authority Oilton, OK 74052 cityclerk@cityofoilton.com Re: PWS ID Number: OK2001901 Administrative Order, Docket Number: SDWA-06-2026-1235 Dear Mr.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 6 1201 Elm St.

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