Live record · within 100 km (62 mi) · M2.5+
Earthquakes near San Ramon
In the last 30 days there were 5 earthquakes of magnitude 2.5 or larger within 100 km (62 mi) of San Ramon, California, and 0 in the last 24 hours. The strongest was a magnitude 3.3, 61 km (38 mi) SE of San Ramon, on 2026-09-27.
Earthquakes M2.5+ within 100 km
- Last 24 hours0
- Last 7 days1
- Last 30 days5
- Last year138
- Last 5 years356
M1+ in the last 7 days: 15. Methodology
01 — History
Earthquakes per month near San Ramon
199 earthquakes of magnitude 2.5 or larger within 100 km of San Ramon in the last 24 months. The busiest month was Dec 2025, with 34.
02 — Recent
Recent earthquakes near San Ramon
| Magnitude | Location | Distance | Depth | Time |
|---|---|---|---|---|
| 3.1 | 23 km WSW of Gustine, CA | 95 km / 59 mi | depth -1 km | |
| 2.5 | 10 km E of Gilroy, CA | 99 km / 62 mi | depth 6 km | |
| 2.5 | 5 km W of Yountville, CA | 79 km / 49 mi | depth 8 km | |
| 2.6 | 26 km WSW of Westley, CA | 61 km / 38 mi | depth 4 km | |
| 3.3 | 27 km WSW of Westley, CA | 61 km / 38 mi | depth 3 km |
03 — Questions
Earthquakes in San Ramon, answered
Was there an earthquake in San Ramon today?
No earthquake of magnitude 2.5 or larger was recorded within 100 km of San Ramon in the last 24 hours. Smaller ones can still occur. The home page lists them when you choose “All” magnitudes.
Are earthquakes common near San Ramon?
Over the last five years there were 356 earthquakes of magnitude 2.5 or larger within 100 km of San Ramon, an average of 71 a year. 138 occurred in the last 12 months. That is 94% above the five-year average.
What was the largest earthquake near San Ramon in five years?
A magnitude 5.1 on Oct 25, 2022, 18:42 UTC, 59 km (36 mi) SSE of San Ramon, at a depth of 8 km. See this earthquake
Counts describe past activity within 100 km of the city centre. They are not a forecast or a risk assessment. Data updated . Source: USGS.
05 — Embed
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