USGS tools, websites, publications, and other resources for monitoring, studying, and communicating flood information.
Storm-Tide and Flood Inundation Mapping
National Flood Inundation Mapper - brought to you by Wisconsin Internet Mapping
Collaboration With Other Agencies
FEMA Works with USGS - Video showing an example of USGS / FEMA cooperative efforts.
Sea Level Rise Tool For Hurricane Sandy Recovery from globalchange.gov
Non-Federal Flood Resources
(Note: Links to outside websites does not imply endorsement by the U.S. Geological Survey.)
USGS National Flood Resources
USGS WaterWatch: maps showing real-time streamflow conditions
USGS Peak Streamflow Data: Find streamflow data by station, state, or region.
USGS WaterAlert: Get notified about events as they happen.
USGS WaterNow text service: Request stream data from anywhere.
USGS StreamStats Website: Estimate streamflow at ungaged sites.
Hazard Risk and Assessment - from the USGS Cooperative Water Program
USGS Streamer: Upstream/Downstream tracing tool from the USGS National Atlas.
Indirect Measurements - USGS policies and procedures.
USGS monitors flash floods in wildfire burn areas:New Mexico|Arizona