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Flood in Contra Costa County, California
Flood December 31, 2005 · Contra Costa County, California
Where the report was made, with tornadoes recorded within 15 miles over the years.
The wider storm
Widespread county flooding occurred after 2 to 4 inches of rain fell on the area in about 24 hours. Urban flooding initiated landslides that contributed to the damage, and small streams and creeks overflowed their banks. Much of the damage was done in Walnut Creek, Richmond, San Pablo, Martinez and Orinda. Included in the damages were schools, park areas and several Government Agency structures. Approximately 165 personal assistance claims due to flooding were filed within the County. Flooding persisted into the first few days of January 2006.
Began near Countywide (37.8667, -121.7167).
Source: NOAA Storm Events Database, event 5482521. Narratives are written by the National Weather Service forecast office that issued the report.
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