2.1 magnitude earthquake 4 km from San Ramon, California, United States
2025-12-20 04:36:57 UTC
UTC time:
Saturday, December 20, 2025 04:36 AM
Your time:
2025-12-20T04:36:57Z
Magnitude Type:
md
USGS page:
M 2.1 - 5 km SE of San Ramon, CA
USGS status:
Not reviewed by a seismologist
Reports from the public:
4 people
2025-12-20 04:36:57 UTC
2.1 magnitude, 7 km depth
San Ramon, California, United States
San Ramon, California, United States
2.1 magnitude earthquake
Today
2025-12-20 04:36:57 UTC
at 04:36
December 20, 2025 UTC
Location:
Epicenter at 37.749, -121.941
4.2 km from
San Ramon
(2.2 miles)
San Francisco Bay Area, California
Depth: 7 km