M2.4 earthquake 26 km NNE of Winthrop, Washington
A magnitude 2.4 earthquake struck 26 km NNE of Winthrop, Washington on Sat, Apr 20, 1985, 5:44 AM PST (13:44 UTC), 2 km (1 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.4 (md), micro
- Local time
- UTC
- 1985-04-20 13:44:43 UTC
- Depth
- 2.0 km (1.3 mi), shallow
- Epicenter
- 48.710° N, 120.082° 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 0.4 km horizontally, 1.1 km in depth
- Magnitude uncertainty
- ±0.14
- Depth from
- Operator assigned
- Station coverage gap
- 210°, poorly surrounded by stations
- Stations used
- 16
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 0 in the 30 days before it.
After
- 2.022 km ESE of Malott, Washington · 15120 days ago · 0 km deep · 76 km away
- 2.429 km W of Malo, Washington · 15113 days ago · 26 km deep · 81 km away
- 1.515 km SW of Disautel, Washington · 15113 days ago · 0 km deep · 69 km away
- 1.718 km N of Winthrop, Washington · 15103 days ago · -1 km deep · 11 km away
- 1.52 km NNE of Chelan Falls, Washington · 15100 days ago · -1 km deep · 99 km away
- 2.216 km SE of Okanogan, Washington · 15096 days ago · 5 km deep · 69 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10188378. Read Tue, Sep 22, 2026, 8:46 PM UTC.