M2.2 earthquake 6 km ENE of Mesa, Washington
A magnitude 2.2 earthquake struck 6 km ENE of Mesa, Washington on Wed, Apr 30, 1980, 12:43 PM PDT (19:43 UTC), 2 km (1 mi) below the surface.
A larger quake followed: M2.3 1 km WNW of Dayton, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.2 (md), micro
- Local time
- UTC
- 1980-04-30 19:43:08 UTC
- Depth
- 1.9 km (1.2 mi), shallow
- Epicenter
- 46.601° N, 118.930° 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 0.8 km horizontally, 1.5 km in depth
- Magnitude uncertainty
- ±0.11
- Depth from
- Operator assigned
- Station coverage gap
- 118°
- 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: 2 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 uw10088408. Read Wed, Sep 23, 2026, 9:13 AM UTC.