M 1.6 - 20 km E of Castle Rock, Washington
Source-attributed earthquakes with magnitude, depth, and observation times.
current · reviewed · official-source
M 1.6 - 20 km E of Castle Rock, Washington. Reported magnitude 1.56. Depth 16.4 km. See the USGS event record for reviewed details and updates.
- Provider
- USGS — earthquakes, past week
- Source observed
- 10/7/2026, 8:15:59 PM UTC
- Source updated
- 10/7/2026, 8:23:15 PM UTC
- depth km
- 16.4
- location
- 20 km E of Castle Rock, Washington
- magnitude
- 1.56
- event type
- earthquake
- significance
- 37
- tsunami flag
- 0
- review status
- reviewed
- magnitude type
- ml
- freshness minutes
- 10080
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Update history (1 recent revisions)
- 10/8/2026, 1:40:51 AM UTC
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