M2.0 earthquake 12 km ENE of Conconully, Washington
A magnitude 2.0 earthquake struck 12 km ENE of Conconully, Washington on Sat, Apr 7, 1979, 3:41 AM PST (11:41 UTC), 17 km (10 mi) below the surface.
A larger quake followed: M2.3 9 km NE of Oroville, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.0 (md), micro
- Local time
- UTC
- 1979-04-07 11:41:19 UTC
- Depth
- 16.6 km (10.3 mi), shallow
- Epicenter
- 48.603° N, 119.596° 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 5.2 km horizontally, 5.0 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- Operator assigned
- Station coverage gap
- 259°, poorly surrounded by stations
- Stations used
- 6
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 2 in the 30 days before it.
After
- 2.09 km NNW of Mansfield, Washington · 17335 days ago · 5 km deep · 79 km away
- 1.810 km NNW of Mansfield, Washington · 17328 days ago · 3 km deep · 78 km away
- 2.39 km NE of Oroville, Washington · 17288 days ago · 10 km deep · 47 km away
Before
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10849458. Read Tue, Sep 29, 2026, 7:07 AM UTC.