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What is flood stage?

Flood stage is an established gage height within a creek or river above which a rise in water surface level is described as a flood. This is the elevation at which the overflow of the natural banks of a stream or body of water begins.
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What is a flash flood?

The National Weather Service classifies a flash flood as an overflow of water onto normally dry land caused by heavy or excessive rainfall in a short period of time, generally less than 6 hours.Flash floods are usually characterized by raging torrents after heavy rains that rip through river beds, urban streets, or mountain canyons sweeping everything before them. They can occur within minutes or a few hours of excessive rainfall. They can also occur even if no rain has fallen, for instance afte...
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What is a flash flood warning?

The National Weather Service issues a flash flood warning to inform the public, emergency management, and other cooperating agencies that flash flooding is in progress, imminent, or highly likely.  For additional information on flood warning and watches, click here.
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What is the National Flood Insurance Program?

The National Flood Insurance Program is a federal insurance program under which flood-prone areas are identified and flood insurance is made available to residents of participating communities that agree to adopt and enforce floodplain management ordinances to reduce future flood damage.  For additional information and qualification requirements, click here.
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What is a water supply lake?

As the name implies, water supply lakes are built primarily to provide a place to store water for Texas residents, communities, businesses, agriculture, industry and others who all depend on water to survive and thrive. Such lakes are especially vital during periods of drought, when other sources of water may be limited.  Many of Texas’ flood control lakes serve a secondary purpose as a water storage facility.  However, reservoirs designed for water supply, do not necessarily also provide flood...
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What is a flood control lake?

The great majority of our lakes (reservoirs) in Texas were built to help tame the state’s rivers and streams, which from time to time would swell beyond their banks and cause devastating floods. Such was the case with the Brazos River. History books record numerous destructive floods took place in the Brazos basin before a series of dams were built along its length to create reservoirs to hold periodic flood waters.
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The information provided on this site is intended as background on water within the Brazos River basin. There should be no expectation that this information is all encompassing, complete or in any way examines every aspect of this very complex natural resource.

If you have questions about a post or would like additional information, please contact us or call 888-922-6272.

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