Document 5p21oa9dG5Gbkqa8OxV1arG4

Inspector Well Inspection Osage DNR / Environmental Protection Agency 1201 Elm Street, Suite 500 Dallas, Texas 75270 Matthew Allen Inspection Date 07/25/2024 Time 10:30 Operator Representative Calgary Energy, LLC Operator Info Calgary Energy, LLC 4444 E. 146th St. N. Skiatook, OK 74070 Phone: 918-798-4511 Inventory ID API Well No Lease Name Well ID OS0812000 Blackburn 2 Location NE 04 22N 07E Status Inactive Well Type Disposal Latitude 36.414166 Longitude -96.554521 Inspection Plugging Witnessed Reason Responsible Company at Calgary Energy, LLC Time of Inspection Inspect No. Casing 7 Date Last MIT Tubing Last Test Result USDW Monitoring N Device Elected Tubings Annulus AUTHORIZED Monitoring Device Fittings N N Max Pressure 719 FLM Canister Actual Pressure Max Volume Pressure Lease Status Determined? Max Inj Units Barrels Per Month Barrel Monitor N Hooked Up? Static Fluid Level Barrel Fluid Level (%) Determined? Flowline Hooked N Injection Rate Up? (bpd) Injecting N Inspection Comments Inspector observed Calgary Energy, LLC run in hole to 2400 feet and tag the top of the bottom cement plug, then mud the hole from 2400 feet to 450 feet. Operator then perforated the casing at 450 feet, 350 feet and 250 feet. Operator then ran in to 450 feet below the surface and circulated 84 sacks of cement to the surface. Inspector observed cement standing at the surface in the casing with no fall back. Inspector Signature MATTHEW ALLEN Date: 2024.07.29 20:10:21 -05'00' Digitally signed by MATTHEW ALLEN Supervisor Signature JEANNE ECKHART Date: 2024.07.30 13:28:59 -05'00' Digitally signed by JEANNE ECKHART Calgary Energy, LLC/Blackburn Lease (OS0812000) Inspection Date: 07/25/2024 Appendix 1 Photograph Log 1 Photo UNITED STATES ENVIRONMENTAL PROTECTION AGENCY Photograph Log Location: 36.414166, -96.554521 City: Hominy Photo No. 1 County/Parish: Osage State: Oklahoma Photo File Name: R0010498 Orientation: N/A Date of Photo: 7/18/2024 Time of Photo: 7:23 PM Latitude: 36.414166 Longitude: -96.554521 Photographer: Matthew Allen Description: This was well OS0812000 with cement standing full in the casing with no fall back.