M2.8 earthquake 4 km SE of Wallula, Washington
A magnitude 2.8 earthquake struck 4 km SE of Wallula, Washington on Sat, Mar 4, 1978, 11:47 AM PST (19:47 UTC), 13 km (8 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.8 (md), micro
- Local time
- UTC
- 1978-03-04 19:47:05 UTC
- Depth
- 13.0 km (8.1 mi), shallow
- Epicenter
- 46.060° N, 118.856° 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 0.5 km horizontally, 0.7 km in depth
- Magnitude uncertainty
- ±0.06
- Depth from
- From location
- Station coverage gap
- 85°
- Stations used
- 11
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 3 in the 30 days before it.
After
- 1.66 km E of Wallula, Washington · 17729 days ago · 0 km deep · 4 km away
- 2.215 km W of Othello, Washington · 17716 days ago · 2 km deep · 95 km away
- 1.622 km SE of Desert Aire, Washington · 17704 days ago · 22 km deep · 84 km away
- 1.611 km SSE of Royal City, Washington · 17676 days ago · 2 km deep · 99 km away
- 1.511 km SSE of Royal City, Washington · 17676 days ago · 3 km deep · 100 km away
- 1.510 km SSE of Royal City, Washington · 17676 days ago · 3 km deep · 100 km away
Before
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10846038. Read Wed, Sep 23, 2026, 1:52 AM UTC.