On June 10, 2025, EPA RMP Reporting Center sent a letter to Respondent?s predecessor in ownership, with notification of its failure to update the RMP on file with EPA for the Facility. EPA conducted an investigation of the Facility on December 17, 2025, to determine Respondent's compliance with Section 11 (r) of the CAA, 42 U.S.C. ? 7412(r), and 40 C.F.R. Part 68 (the Investigation ). Respondent took ownership of the facility located in Pecos, Texas (the ?Facility?) on January 15, 2025. Respondent de-registered the facility in Central Data Exchange (CDX) on January 9, 2026, following discussions with EPA.