M1.9 earthquake 7 km NW of Wilbur, Washington
A magnitude 1.9 earthquake struck 7 km NW of Wilbur, Washington on Thu, Jun 6, 1991, 4:43 PM PDT (23:43 UTC), 6 km (4 mi) below the surface.
A larger quake followed: M2.0 9 km NNE of Waterville, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.9 (Md, duration), micro
- Magnitude from
- Pacific Northwest Seismic Network
- Local time
- UTC
- 1991-06-06 23:43:41 UTC
- Depth
- 5.9 km (3.7 mi), shallow
- Epicenter
- 47.813° N, 118.773° 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 0.1 km horizontally, 0.2 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- Operator assigned
- Station coverage gap
- 157°
- Stations used
- 21
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 uw10275073. Read Sun, Oct 4, 2026, 2:43 PM UTC.