Live record · within 100 km (62 mi) · M2.5+
Earthquakes near Casa de Oro-Mount Helix
In the last 30 days there was 1 earthquake of magnitude 2.5 or larger within 100 km (62 mi) of Casa de Oro-Mount Helix, California, and 0 in the last 24 hours. The strongest was a magnitude 3.1, 95 km (59 mi) NNE of Casa de Oro-Mount Helix, on 2026-10-01.
Earthquakes M2.5+ within 100 km
- Last 24 hours0
- Last 7 days0
- Last 30 days1
- Last year29
- Last 5 years241
M1+ in the last 7 days: 35. Methodology
01 — History
Earthquakes per month near Casa de Oro-Mount Helix
82 earthquakes of magnitude 2.5 or larger within 100 km of Casa de Oro-Mount Helix in the last 24 months. The busiest month was Apr 2025, with 14.
02 — Recent
Recent earthquakes near Casa de Oro-Mount Helix
| Magnitude | Location | Distance | Depth | Time |
|---|---|---|---|---|
| 3.1 | 20 km ESE of Anza, CA | 95 km / 59 mi | depth 5 km |
03 — Questions
Earthquakes in Casa de Oro-Mount Helix, answered
Was there an earthquake in Casa de Oro-Mount Helix today?
No earthquake of magnitude 2.5 or larger was recorded within 100 km of Casa de Oro-Mount Helix in the last 24 hours. Smaller ones can still occur. The home page lists them when you choose “All” magnitudes.
Are earthquakes common near Casa de Oro-Mount Helix?
Over the last five years there were 241 earthquakes of magnitude 2.5 or larger within 100 km of Casa de Oro-Mount Helix, an average of 48 a year. 29 occurred in the last 12 months. That is 40% below the five-year average.
What was the largest earthquake near Casa de Oro-Mount Helix in five years?
A magnitude 5.2 on Apr 14, 2025, 17:08 UTC, 46 km (29 mi) NE of Casa de Oro-Mount Helix, at a depth of 14 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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