1.8 magnitude earthquake 4 km from San Ramon, California, United States
2025-12-20 04:04:11 UTC
UTC time:
Saturday, December 20, 2025 04:04 AM
Your time:
2025-12-20T04:04:11Z
Magnitude Type:
md
USGS page:
M 1.8 - 5 km SE of San Ramon, CA
USGS status:
Not reviewed by a seismologist
Reports from the public:
0 people
2025-12-20 04:04:11 UTC
1.8 magnitude, 6 km depth
San Ramon, California, United States
San Ramon, California, United States
1.8 magnitude earthquake
Today
2025-12-20 04:04:11 UTC
at 04:04
December 20, 2025 UTC
Location:
Epicenter at 37.751, -121.939
4.2 km from
San Ramon
(2.2 miles)
San Francisco Bay Area, California
Depth: 6 km