Blackhawk is located in United States (Contra Costa County, California) and time zone America/Los_Angeles.
Places nearby are San Ramon, Danville and Alamo.
Los Angeles is 508 km away, Houston is 2,301 km away and Mexico City is 2,723 km away as the crow flies.
Distances from Blackhawk to the most important cities in United States and the world.
Source: zeitverschiebung.net » Current Local Time » Blackhawk
37.8207600°
-121.9077400°
1832 conflict between the United States and Native Americans
https://en.wikipedia.org/wiki/Black_Hawk_War