Flash Flood in Brown County, Kansas
Flash Flood May 6, 2007 · Brown County, Kansas
Where the report was made, with tornadoes recorded within 15 miles over the years.
What the National Weather Service wrote
Hiawatha had report of flooding of city streets. One resident has house flooded out and is being evacuated by city workers. Unofficial reports of 6 to 8 inches of rain with a few rural roads damaged by flash flooding. Flash flooding also severely damaged a low water impoundment dam on the Kickapoo Indian Reservation that is vital to their water supply. Total damage to the dam was estimated at 1.5 million dollars.
The wider storm
Widespread early morning thunderstorms with attendant very heavy rain caused widespread flash flooding. The flash flooding gave way to more generalized flooding by late morning. Some of the flooding lasted for several days. Record flooding occurred in Osage county at the gage sites on Salt Creek near Lyndon and the Marais Des Cygnes near Quenemo.
This flooding brought local disaster emergency declarations for Riley and Dickinson counties. This action qualified those counties for state and federal aid. Jackson and Pottawatomie counties qualified for FEMA funds.
Began near Hiawatha (39.8500, -95.5300).
Source: NOAA Storm Events Database, event 31355. Narratives are written by the National Weather Service forecast office that issued the report.
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