Today: 3.9 magnitude earthquake near San Ramon, California, United States
Yesterday: 4.0 magnitude earthquake near San Ramon, California, United States
1.8 magnitude earthquake 2 km from San Ramon, California, United States
2025-12-21 02:41:21 UTC
UTC time:
Sunday, December 21, 2025 02:41 AM
Your time:
2025-12-21T02:41:21Z
Magnitude Type:
md
USGS page:
M 1.8 - 3 km SE of San Ramon, CA
USGS status:
Not reviewed by a seismologist
Reports from the public:
3 people
2025-12-21 02:41:21 UTC
1.8 magnitude, 5 km depth
San Ramon, California, United States
San Ramon, California, United States
1.8 magnitude earthquake
Today
2025-12-21 02:41:21 UTC
at 02:41
December 21, 2025 UTC
Location:
Epicenter at 37.762, -121.953
2.2 km from
San Ramon
(1.2 miles)
San Francisco Bay Area, California
Depth: 5 km