M1.87 Earthquake – 6 km SE of Ontario, CA
3 October 2026, 19:52 UTC · 1 hour ago · Data: USGS
A magnitude 1.87 earthquake struck 6 km SE of Ontario, CA on 3 October 2026, 19:52 UTC, at a depth of 5.8 km. This was a micro earthquake rarely felt by people.
- Magnitude
- 1.87 (ml)
- Location
- 6 km SE of Ontario, CA
- Date & time
- 3 October 2026, 19:52 UTC
- Coordinates
- 34.0123, -117.5893
- Depth
- 5.79 km
- Region
- Worldwide
- Source
- USGS event page
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