Blackhawk, CA has a very high earthquake risk, with a total of 5,178 earthquakes since 1931. The USGS database shows that there is a 99.24% chance of a major earthquake within 50km of Blackhawk, CA within the next 50 years. The largest earthquake within 30 miles of Blackhawk, CA was a 5.6 Magnitude in 1980.
View the probability of a major earthquake within the next 50 years in Blackhawk, CA.
View the number of earthquake incidents in Blackhawk, CA by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Blackhawk, CA within 30 miles. All distances and depths in the table are measured in miles.