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Flood stage is the water level, as read by a stream gauge or tide gauge, for a body of water at a particular location, measured from the level at which a body of water threatens lives, property, commerce, or travel. [1] The term "at flood stage" is commonly used to describe the point at which this occurs.
There are several types of urban flooding, each with a different cause. City planners distinguish pluvial flooding (flooding caused by heavy rain), fluvial flooding (caused by a nearby river overflowing its banks), or coastal flooding (often caused by storm surges). Urban flooding is a hazard to both the population and infrastructure.
A storm surge, storm flood, tidal surge, or storm tide is a coastal flood or tsunami-like phenomenon of rising water commonly associated with low-pressure weather systems, such as cyclones. It is measured as the rise in water level above the normal tidal level, and does not include waves.
Flooding can strike in seconds or days in various forms, each with its own life-threatening potential. However, all types of flooding should be taken seriously. ... This causes water levels to ...
As little as 2 feet (0.61 m) of water is enough to carry away most SUV-sized vehicles. [5] The U.S. National Weather Service reported in 2005 that, using a national 30-year average, more people die yearly in floods, 127 on average, than by lightning (73), tornadoes (65), or hurricanes (16). [6] Flash flood running into a canyon in the Negev, Israel
A panel of experts were hired by board members of metro Detroit's regional water system to investigate the cause of last summer's floods.
The region is particularly at risk of flash flooding – due to its hard ground and vulnerability to the “cold drop” – but its infrastructure has been unable to protect its residents.
The self-closing flood barrier (SCFB) is a flood defense system designed to protect people and property from inland waterway floods caused by heavy rainfall, gales, or rapid melting snow. [ citation needed ] The SCFB can be built to protect residential properties and whole communities, as well as industrial or other strategic areas.