study prompted CalFire officials to consider increasing the use of prescribed burning in Alameda and Contra Costa counties. See also List of California wildfires 2020 California wildfires References External links 2020 California wildfires Santa Clara County, California Alameda County, California Contra Costa County, California San Joaquin County, California Merced County, California Stanislaus County, California August 2020 events in the United States September 2020 events in the United States Diablo Range Wildfires in Alameda County, California Wildfires in Merced County, California Wildfires in Contra Costa County, California Wildfires in Santa Clara County, California Wildfires in San Joaquin County, California Wildfires in Stanislaus County, California