Los Angeles County flood of 2005
The Los Angeles County flood of 2005 was the first large flood in Los Angeles County since 1938. It affected communities near the Los Angeles River and areas ranging from Santa Barbara County in the north to Orange and San Diego Counties in the south, as well as Riverside and San Bernardino Counties to the east.
Source: Wikipedia — Los Angeles County flood of 2005 (CC BY-SA 4.0)