M1.6 earthquake 19 km ENE of Nespelem, Washington
A magnitude 1.6 earthquake struck 19 km ENE of Nespelem, Washington on Mon, Oct 10, 1983, 3:49 PM PDT (22:49 UTC), 0 km (0 mi) below the surface.
A larger quake followed: M2.3 14 km E of Mansfield, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.6 (md), micro
- Local time
- UTC
- 1983-10-10 22:49:34 UTC
- Depth
- 0.4 km (0.2 mi), shallow
- Epicenter
- 48.266° N, 118.751° 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 4.9 km horizontally
- Magnitude uncertainty
- ±0.11
- Depth from
- From location
- Station coverage gap
- 300°, poorly surrounded by stations
- Stations used
- 4
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 1 in the 30 days before it.
After
- 2.111 km SSW of Springdale, Washington · 15690 days ago · 9 km deep · 77 km away
- 2.227 km SW of Springdale, Washington · 15678 days ago · 8 km deep · 65 km away
- 1.711 km NW of Okanogan, Washington · 15665 days ago · 23 km deep · 71 km away
- 2.02 km WNW of Tonasket, Washington · 15653 days ago · 2 km deep · 73 km away
- 2.314 km E of Mansfield, Washington · 15647 days ago · -1 km deep · 71 km away
Before
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10167358. Read Sun, Sep 27, 2026, 1:33 PM UTC.