To amend the John D. Dingell, Jr. Conservation, Management, and Recreation Act to reauthorize the National Volcano Early Warning and Monitoring System.

This bill reauthorizes the National Volcano Early Warning and Monitoring System , extending its operational and funding authority. The reauthorization period is set from 2026 through 2030 , ensuring continued monitoring of volcanic activity across the United States. Specifically, the legislation amends the John D. Dingell, Jr. Conservation, Management, and Recreation Act. It updates references for the responsible entities from the United States Geological Survey to the Secretary (of the Interior) and from the National Oceanic and Atmospheric Administration to the Secretary of Commerce. These changes clarify oversight and extend the system's authorization for an additional five years.