M2.3 earthquake 25 km WSW of Nile, Washington
A magnitude 2.3 earthquake struck 25 km WSW of Nile, Washington on Mon, Apr 5, 1971, 12:01 AM PST (08:01 UTC), 29 km (18 mi) below the surface.
A larger quake followed: M3.4 7 km NNE of Mossyrock, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.3 (md), micro
- Local time
- UTC
- 1971-04-05 08:01:51 UTC
- Depth
- 29.1 km (18.1 mi), shallow
- Epicenter
- 46.725° N, 121.237° 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 2.8 km horizontally, 3.2 km in depth
- Magnitude uncertainty
- ±0.16
- Depth from
- From location
- Station coverage gap
- 324°, poorly surrounded by stations
- Stations used
- 12
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 2 in the 30 days before it.
After
- 2.06 km E of Ashford, Washington · 20224 days ago · 2 km deep · 54 km away
- 2.118 km E of Greenwater, Washington · 20213 days ago · 8 km deep · 48 km away
- 3.47 km NNE of Mossyrock, Washington · 20206 days ago · 15 km deep · 92 km away
- 2.15 km SSW of Morton, Washington · 20206 days ago · 22 km deep · 85 km away
Before
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10838843. Read Tue, Sep 22, 2026, 7:09 AM UTC.