M1.8 earthquake 23 km W of Skokomish, Washington
A magnitude 1.8 earthquake struck 23 km W of Skokomish, Washington on Sat, Jan 10, 1981, 5:21 PM PST (01:21 UTC), 40 km (25 mi) below the surface.
A larger quake followed: M1.9 3 km SSW of Keyport, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.8 (md), micro
- Local time
- UTC
- 1981-01-11 01:21:56 UTC
- Depth
- 39.9 km (24.8 mi), shallow
- Epicenter
- 47.329° N, 123.467° W
- Region
- Washington
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 0.7 km horizontally, 0.6 km in depth
- Magnitude uncertainty
- ±0.20
- Depth from
- From location
- Station coverage gap
- 89°
- Stations used
- 20
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10092743. Read Tue, Sep 22, 2026, 12:09 PM UTC.