M2.3 earthquake 8 km NNW of Chelan, Washington
A magnitude 2.3 earthquake struck 8 km NNW of Chelan, Washington on Mon, Oct 18, 1982, 1:43 PM PDT (20:43 UTC), -1 km (-1 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.3 (md), micro
- Local time
- UTC
- 1982-10-18 20:43:31 UTC
- Depth
- -0.8 km (-0.5 mi), shallow
- Epicenter
- 47.913° N, 120.050° 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, 0.6 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- Operator assigned
- Station coverage gap
- 93°
- Stations used
- 19
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 5 in the 30 days before it.
After
- 1.66 km NW of Nespelem Community, Washington · 16044 days ago · 4 km deep · 78 km away
- 2.315 km SE of Mansfield, Washington · 16039 days ago · 0 km deep · 48 km away
- 1.98 km WSW of Chelan Falls, Washington · 16027 days ago · 0 km deep · 17 km away
- 1.75 km SSE of Entiat, Washington · 15999 days ago · 0 km deep · 33 km away
Before
- 1.66 km WSW of Entiat, Washington · 16047 days ago · 1 km deep · 34 km away
- 2.19 km SSE of Leavenworth, Washington · 16048 days ago · 6 km deep · 60 km away
- 2.2Washington · 16049 days ago · 9 km deep · 61 km away
- 2.44 km NNE of Entiat, Washington · 16049 days ago · 3 km deep · 25 km away
- 1.86 km NNW of Waterville, Washington · 16057 days ago · 4 km deep · 23 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10147748. Read Tue, Sep 22, 2026, 7:27 PM UTC.