Region · United States
Earthquakes in California
In the last 30 days there were 55 earthquakes of magnitude 2.5 or larger in California, and 0 in the last 24 hours. The strongest was a magnitude 4.8, 97 km W of Petrolia, CA, on 2026-09-29.
Earthquakes M2.5+ in California
- Last 24 hours0
- Last 7 days11
- Last 30 days55
- Last year1,069
- Last 5 years5,226
M1+ in the last 7 days: 281. Methodology
2,383 earthquakes of magnitude 2.5 or larger in California in the last 24 months. The busiest month was Dec 2024, with 396.
01 — Latest
Latest earthquakes in California
02 — Questions
Earthquakes in California, answered
Was there an earthquake in California today?
No earthquake of magnitude 2.5 or larger was recorded in California in the last 24 hours. Smaller ones may still have occurred and appear on the home page under “All” magnitudes.
How many earthquakes does California have each year?
Over the last five years there were 5,226 earthquakes of magnitude 2.5 or larger in California, an average of 1,045 a year. 1,069 occurred in the last 12 months.
What was the strongest earthquake in California in five years?
A magnitude 7.0 on Dec 5, 2024, 18:44 UTC, 2024 Offshore Cape Mendocino, California Earthquake. See this earthquake
An earthquake belongs to the state USGS names in its location. Counts describe past activity and are not a forecast. Source: USGS.
03 — Cities