M0.78 Earthquake – 5 km SE of Ontario, CA
4 September 2026, 10:11 UTC · 1 hour ago · Data: USGS
A magnitude 0.78 earthquake struck 5 km SE of Ontario, CA on 4 September 2026, 10:11 UTC, at a depth of 5.4 km. This was a micro earthquake rarely felt by people.
- Magnitude
- 0.78 (ml)
- Location
- 5 km SE of Ontario, CA
- Date & time
- 4 September 2026, 10:11 UTC
- Coordinates
- 34.0167, -117.5907
- Depth
- 5.35 km
- Region
- Worldwide
- Source
- USGS event page
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