M2.1 earthquake 2 km SE of Entiat, Washington
A magnitude 2.1 earthquake struck 2 km SE of Entiat, Washington on Thu, Jan 31, 2002, 1:26 PM PST (21:26 UTC), -1 km (0 mi) below the surface.
A larger quake followed: M2.9 10 km WSW of Royal City, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.1 (md), micro
- Local time
- UTC
- 2002-01-31 21:26:15 UTC
- Depth
- -0.6 km (-0.4 mi), shallow
- Epicenter
- 47.661° N, 120.192° 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
- Magnitude uncertainty
- ±0.03
- Depth from
- From location
- Station coverage gap
- 107°
- Stations used
- 16
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 2.910 km WSW of Royal City, Washington · 8970 days ago · 2 km deep · 96 km away
- 2.05 km NNW of Waterville, Washington · 8955 days ago · 5 km deep · 7 km away
Before
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10555493. Read Wed, Sep 30, 2026, 6:31 PM UTC.