FEMA releases preliminary flood maps for Butte County
The Federal Emergency Management Agency (FEMA) has unveiled preliminary flood maps for Butte County and the City of Chico, highlighting revised flood hazards along various sources in the region. These maps aim to assist building officials, contractors and homeowners in making informed mitigation decisions, fostering safer and more disaster-resilient communities. Before the new Flood Insurance Rate Maps (FIRMs) take effect, a 90-day appeal period will run from Dec. 3, 2025, to March 3, 2026. During this time, residents or businesses with technical and scientific data, such as detailed hydraulic or hydrologic information, can challenge the flood risk details on the preliminary maps.
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