NOTICE OF APPLICATION FOR A FLUID INJECTION WELL PERMIT IN A PRODUCTIVE FORMATION Riley Permian Operating Co., LLC 29 E. Reno Suite 500, Oklahoma City, OK 73104 Company Name/Address is applying to the Railroad Commission of Texas for a permit to inject fluid into a porous formation which is productive of oil or gas. The applicant proposes to inject oil and gas waste into the Wichita Albany, Wolfcamp, Atoka, Mississippi Lime, Woodford, Devonian/Silurian, and Fussleman formations in its Shiprock 671 Lease, Well Number 1W . The proposed injection well is located 7.1 miles North of Denver City , Texas in the Platang, South (Devonian) Field, in Yoakum County , Texas. Lat: 33.0802652, Long: -102.8549834 The fluid waste will be injected into strata in the subsurface depth interval from 8,040 to 12,108 feet. LEGAL AUTHORITY: Chapter 27 of the Texas Water Code, as amended, Title 3 of the Texas Natural Resources Code, as amended, and the Statewide Rules of the Oil and gas Division of the Railroad Commission of Texas. Requests for a public hearing from persons who can show they are adversely affected, or requests for further information concerning any aspect of this application should be submitted in writing, within fifteen days of publication, to the Environmental Services Section, Oil and Gas Division, Railroad Commission of Texas, P. O. Box 12967, Capitol Station, Austin, Texas 78711 (Telephone 512/463-6792) May 7 2026 LACO0507155