VolcanoYT

Disaster Monitoring

Earthquake 6 km ESE of Ontario, CA

Mon, 20 Apr 2026 07:59:00 GMT

Time1 day ago
Location
34.0255, -117.5725
Depth
10.3 KM

Event Summary

A 1.2 magnitude earthquake struck on 6 km ESE of Ontario, CA, at Mon, 20 Apr 2026 07:59:00 GMT. Depth: 10.25km. Reviewed by USGS seismologists, this minor quake occurred at a magnitude type of ml.

Magnitude
1.2
ml
Map of 6 km ESE of Ontario, CA
Source
USGS
Intensity
-

Agency Reports

1 Sources
SourceMagnitudeDepthTime
USGSPrimary1.210 km1 day ago

Earthquake Details

Automatic
Event IDusgs_ci41445472
QualityS
Tsunami PotentialNo
Magnitude Typeml
Last Update1 day ago
Used Stations47

Felt Reports0

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