M2.7 earthquake 12 km SSE of Dayton, Washington
A magnitude 2.7 earthquake struck 12 km SSE of Dayton, Washington on Sat, Aug 24, 1985, 9:03 AM PDT (16:03 UTC), 0 km (0 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.7 (md), micro
- Local time
- UTC
- 1985-08-24 16:03:33 UTC
- Depth
- -0.3 km (-0.2 mi), shallow
- Epicenter
- 46.222° N, 117.908° 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 1.1 km horizontally, 1.8 km in depth
- Magnitude uncertainty
- ±0.10
- Depth from
- Operator assigned
- Station coverage gap
- 252°, poorly surrounded by stations
- Stations used
- 22
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 1 in the 30 days before it.
After
- 2.515 km WNW of Pomeroy, Washington · 14974 days ago · 0 km deep · 36 km away
- 2.411 km SSE of Endicott, Washington · 14957 days ago · 0 km deep · 72 km away
- 2.3Washington · 14949 days ago · 0 km deep · 91 km away
Before
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10195898. Read Tue, Sep 22, 2026, 5:23 PM UTC.