M2.3 earthquake 10 km N of Entiat, Washington
A magnitude 2.3 earthquake struck 10 km N of Entiat, Washington on Mon, Aug 30, 1976, 5:28 AM PDT (12:28 UTC), 0 km (0 mi) below the surface.
A larger quake followed: M3.1 2 km SSE of Entiat, Washington. This one was a foreshock.
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
- 1976-08-30 12:28:36 UTC
- Depth
- -0.2 km (-0.1 mi), shallow
- Epicenter
- 47.767° N, 120.222° 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
- Magnitude uncertainty
- ±0.04
- Depth from
- From location
- Station coverage gap
- 186°, poorly surrounded by stations
- Stations used
- 12
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 3 in the 30 days before it.
After
- 3.12 km SSE of Entiat, Washington · 18285 days ago · 5 km deep · 13 km away
- 1.73 km NW of Snoqualmie Pass, Washington · 18246 days ago · 0 km deep · 99 km away
Before
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10842093. Read Tue, Sep 22, 2026, 11:14 AM UTC.