M2.6 earthquake 2 km NNE of Chelan, Washington
A magnitude 2.6 earthquake struck 2 km NNE of Chelan, Washington on Sun, Dec 30, 1979, 11:27 PM PST (07:27 UTC), -1 km (0 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.6 (md), micro
- Local time
- UTC
- 1979-12-31 07:27:48 UTC
- Depth
- -0.7 km (-0.5 mi), shallow
- Epicenter
- 47.860° N, 120.003° 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 0.0 km horizontally, 0.1 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- Operator assigned
- Station coverage gap
- 84°
- Stations used
- 11
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 4 in the 30 days before it.
After
- 1.513 km SSW of Leavenworth, Washington · 17058 days ago · 1 km deep · 68 km away
- 1.726 km ESE of Waterville, Washington · 17017 days ago · 6 km deep · 37 km away
- 2.026 km S of Mansfield, Washington · 17017 days ago · 13 km deep · 38 km away
Before
- 1.517 km ESE of Mansfield, Washington · 17075 days ago · 0 km deep · 45 km away
- 1.67 km SSE of Okanogan, Washington · 17080 days ago · 3 km deep · 60 km away
- 1.99 km W of Entiat, Washington · 17082 days ago · -1 km deep · 32 km away
- 2.69 km SW of Chelan Falls, Washington · 17093 days ago · 6 km deep · 14 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10851758. Read Tue, Sep 22, 2026, 8:04 AM UTC.