Science ❯ Geology ❯ Seismology ❯ Earthquake Measurement

Epicenter Analysis

Magnitude 4.6 Quake Rattles Bay Area From Epicenter Near Boulder Creek

Early warnings reached hundreds of thousands of phones, with aftershock odds still elevated.

Magnitude 4.2 Earthquake Near Cloverdale Felt in Santa Rosa

4.2-Magnitude Earthquake Strikes Near Rialto, Followed by 3.1 Aftershock