M3.1 earthquake 2 km SSE of Entiat, Washington
A magnitude 3.1 earthquake struck 2 km SSE of Entiat, Washington on Mon, Aug 30, 1976, 9:34 AM PDT (16:34 UTC), 5 km (3 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.1 (md), minor
- Local time
- UTC
- 1976-08-30 16:34:01 UTC
- Depth
- 4.7 km (2.9 mi), shallow
- Epicenter
- 47.654° N, 120.200° 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 0.6 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- From location
- Station coverage gap
- 180°
- Stations used
- 13
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 1 in the 60 days after this one and 4 in the 30 days before it.
After
Before
- 2.310 km N of Entiat, Washington · 18285 days ago · 0 km deep · 13 km away
- 1.817 km E of Mansfield, Washington · 18288 days ago · 0 km deep · 63 km away
- 1.917 km E of Mansfield, Washington · 18288 days ago · 0 km deep · 62 km away
- 1.57 km NNE of Skykomish, Washington · 18304 days ago · 5 km deep · 85 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10842098. Read Tue, Sep 22, 2026, 8:25 AM UTC.