Document 6BzN28rYZjE2zzja09B69Lok6

Inspector Well Inspection Osage DNR / Environmental Protection Agency 1201 Elm Street, Suite 500 Dallas, Texas 75270 Matthew Allen Inspection Date 02/03/2026 Time Operator Representative Contango Resources, LLC Operator Info Contango Resources, LLC 1717 South Boulder, Suite 900 Tulsa, OK 74119 Phone: 918-392-3396 Inventory ID API Well No Lease Name Well ID OS2952000 NRU NWN E13 Location NE 05 24N 07E Status Inactive Well Type Enhanced Recovery Latitude 36.58759 Longitude -96.574308 Inspection Requested By Compliance Reason Staff Responsible Company at Contango Resources, LLC Time of Inspection Inspect No. Casing 5.56 Date Last MIT 06/17/2010 Tubing Last Test Result USDW Acceptable 430 Monitoring N Device Elected Tubings Annulus AUTHORIZED Monitoring Device Fittings N N Max Pressure 725 FLM Canister Actual Pressure 0 Max Volume Pressure Lease Status Active Determined? Open Value Max Inj Units Barrels Per Month Barrel Monitor N Hooked Up? Static Fluid Level 464 Barrel Fluid Level (%) Determined? Flowline Hooked N Injection Rate Up? (bpd) Injecting N Inspection Comments Inspector observed well, OS2952000. The well was casing reduced to a 2" ball valve. The fluid level was observed to be 464 feet below the surface. The well was overdue for MIT at the time of the inspection. Great Horned Owls was the new owner of the well but the change of ownership was not yet completed with EPA. Inspector Signature MATTHEW ALLEN Date: 2026.02.26 17:17:45 -06'00' Digitally signed by MATTHEW ALLEN Supervisor Signature JEANNE ECKHART Date: 2026.02.27 07:43:47 -06'00' Digitally signed by JEANNE ECKHART