Live record · within 100 km (62 mi) · M2.5+
Earthquakes near Los Altos
In the last 30 days there were 5 earthquakes of magnitude 2.5 or larger within 100 km (62 mi) of Los Altos, California, and 1 in the last 24 hours. The strongest was a magnitude 3.3, 59 km (36 mi) E of Los Altos, on 2026-09-27.
Earthquakes M2.5+ within 100 km
- Last 24 hours1
- Last 7 days2
- Last 30 days5
- Last year156
- Last 5 years432
M1+ in the last 7 days: 18. Methodology
01 — History
Earthquakes per month near Los Altos
227 earthquakes of magnitude 2.5 or larger within 100 km of Los Altos in the last 24 months. The busiest month was Feb 2026, with 35.
02 — Recent
Recent earthquakes near Los Altos
| Magnitude | Location | Distance | Depth | Time |
|---|---|---|---|---|
| 2.5 | 4 km SE of Aromas, CA | 74 km / 46 mi | depth 5 km | |
| 3.1 | 23 km WSW of Gustine, CA | 82 km / 51 mi | depth -1 km | |
| 2.5 | 10 km E of Gilroy, CA | 73 km / 45 mi | depth 6 km | |
| 2.6 | 26 km WSW of Westley, CA | 59 km / 36 mi | depth 4 km | |
| 3.3 | 27 km WSW of Westley, CA | 59 km / 36 mi | depth 3 km |
03 — Questions
Earthquakes in Los Altos, answered
Was there an earthquake in Los Altos today?
Yes. USGS recorded 1 earthquake of magnitude 2.5 or larger within 100 km of Los Altos in the last 24 hours. The table above has times and magnitudes.
Are earthquakes common near Los Altos?
Over the last five years there were 432 earthquakes of magnitude 2.5 or larger within 100 km of Los Altos, an average of 86 a year. 156 occurred in the last 12 months. That is 81% above the five-year average.
What was the largest earthquake near Los Altos in five years?
A magnitude 5.1 on Oct 25, 2022, 18:42 UTC, 40 km (25 mi) ESE of Los Altos, 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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