A brush fire known as the Calhoun Fire has broken out in Hayward, Alameda County, California. According to Watch Duty, the wildfire has grown to approximately 25 acres. Authorities have not reported any threats to structures, and no evacuation orders or warnings have been issued at this time. See the map here.
Hayward fire map, evacuation updates: Calhoun Fire spreads rapidly in Alameda County, CA; videos surface
