M1.9 earthquake 6km E of Milpitas, CA

A magnitude 1.9 earthquake struck 6km E of Milpitas, CA on Mon, Feb 22, 2021, 9:06 PM PST (05:06 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M3.3 6km SSE of San Juan Bautista, CA. This one was a foreshock.

Map

Where this earthquake was located, with the others nearby. Select one for its page.

14 people reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

Reviewed by a seismologist.

Distance and direction from each place to the epicenter, with its forecast.

Within 100 km, magnitude 1.5 and up: 82 in the 60 days after this one and 45 in the 30 days before it.

The first 60 of 82.

From the USGS Earthquake Hazards Program and its partner networks, event nc73526646. Read Sat, Oct 3, 2026, 4:54 PM UTC.