Gulf Streamgage Interactive Map

Streamgage Gulf of Mexico Map
U.S. Geological Survey

The Gulf of Mexico Streamgage and Storm Surge Sensor Map is an interactive tool that can be used to track storm surge and floods in real-time on Google Maps before, during and after storm events.

The map includes data from streamgages located within the Gulf States, which is imperative to local, State and Federal officials in order to forecast floods and coordinate flood-response activities in affected areas.

Clicking on the "maps" tab displays highway locations, the "satellite" tab pulls up a satellite image of the Gulf coast, the "hybrid" tab shows road data superimposed over satellite imagery, and the "terrain" tab reveals the area's landscape.

Site points on the map allow users to access streamgage data by clicking on the selected gage. The zoom feature enables users to zoom in for a closer look at an area or zoom out for a bird's eye view.

Hurricanes - Flooding and Storm Surge

Boat relocated after Hurricane Katrina
Boat relocated after Hurricane Katrina [Image courtesy of NOAA]

The U.S. Geological Survey (USGS) Office of Surface Water developed a mobile storm-surge network to capture information of the timing, extent, and magnitude of storm tide. This mobile network consists of 40-70 water-level and barometric-pressure monitoring devices that are deployed in the days and hours just prior to hurricane landfall.  The work enables the USGS to compile data and quantify storm-surge dynamics (wave heights, forces, speeds, and extent) for various storm conditions, topographies, ecologies, built environments, and land-uses. This information will lead to better storm-surge models, more accurate flood forecasts, more effective flood-protection infrastructure, and wiser land-use policies. 

The USGS report, "Monitoring Inland Storm Surge and Flooding from Hurricane Rita," explains that "Preventing flood hazards from becoming human disasters requires an understanding of the relative risks floods pose to specific communities and knowledge of the processes by which flood waters arise, converge, and abate. Such understanding can lead to improvements in the design of levees, dams, bridges, and other infrastructure; aid the delineation of flood plain boundaries and evacuation routes; and serve as the basis for wise land-use planning."

 


Flooding and Storm Surge Resources
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