Jan 1, 2006
The major flooding that began late in December continued into early January. Widespread low-land flooding across the county persisted with the hardest hit areas around the Russian River in Healdsburg and Guerneville. The Petaluma River also over-flowed its banks as did the Sonoma Creek. Total number of structures tagged by county officials with damage was 66 with property damage over $100 million.
Source: NOAA National Weather Service Storm Events Database (event 5486531). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Sonoma County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.