Only 12 inches of running water will wash away most vehicles, including sport utility vehicles. Heed warning signs. If a road is barricaded, turn around and take an alternate route. When hiking in a canyon or near a streambed, climb up from the flash flood. Do not try to outrun it.
Flash floods move much faster than most people.
Do not camp along streams or washes, particularly during threatening conditions. Flood danger is harder to see in the dark. Do not let children play near storm drains or washes after a heavy rain. Tips provided by the National Weather Service. The No. 1 thunderstorm-related killer in the United States, flash floods are prevalent in southeastern Arizona.