Earthquake 8 km W of Saint Helena, CA
Fri, 18 Sep 2026 02:12:09 GMT
Time2 days ago
Location
38.4945, -122.5557
Depth
7.7 KM
Event Summary
A 1.8 magnitude earthquake struck on 8 km W of Saint Helena, CA, at Fri, 18 Sep 2026 02:12:09 GMT. Depth: 7.65000009536743km. Reviewed by USGS seismologists, this minor quake occurred at a magnitude type of md.
Magnitude
1.8
md
Source
USGS
Intensity
I
Agency Reports
1 Sources| Source | Magnitude | Depth | Time |
|---|---|---|---|
| USGSPrimary | 1.8 | 8 km | 2 days ago |
Earthquake Details
AutomaticEvent IDusgs_nc75437612
QualityS
Tsunami PotentialNo
Magnitude Typemd
Last Update2 days ago
Used Stations30
Nearest Places
Possibly felt by: 939
- 7.5 km5.8K people
- 8.6 km1.3K people
- 9.0 km1K people
- 9.6 km5.3K people
Felt Reports0
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