QuakeScout

Hayward Fault

strike-slip74 km

VERY HIGH RISK

The Hayward Fault runs along the eastern side of San Francisco Bay through densely populated urban areas. Often called the most dangerous fault in America due to the sheer number of people and critical infrastructure directly on top of it.

Type

strike slip

Length

74 km

Countries

1

Cities at Risk

5

Risk Assessment

33% chance of M6.7+ before 2043

Last Major Earthquake

M6.8Hayward, California (1868-10-21)

Affected Countries

Cities Near This Fault

Data: USGS Earthquake Hazards Program