H.R. 900, the Sinkhole Mapping Act of 2025, passed the House on September 16, 2026.
H.R. 900 — Sinkhole Mapping Act of 2025
What it does
This bill directs the U.S. Geological Survey to study what causes sinkholes and create publicly available maps showing which areas are at high risk of sinkhole formation. The maps will be updated every five years and posted on a public website for city planners and emergency managers to use in land-use and disaster-preparedness decisions.
Quorum's transparency scan found no buried provisions in Sinkhole Mapping Act of 2025.
What happens next
H.R. 900 passed the House. It now moves to the other chamber.
Who is behind it
Filed by Darren Soto. Cosponsored by Brian Fitzpatrick, Frederica Wilson, Gus Bilirakis and Jim Costa.
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