M2.4 earthquake 38 km NNE of Amboy, Washington
A magnitude 2.4 earthquake struck 38 km NNE of Amboy, Washington on Tue, Sep 4, 1973, 5:47 PM PDT (00:47 UTC), 8 km (5 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
- 1973-09-05 00:47:17 UTC
- Depth
- 7.9 km (4.9 mi), shallow
- Epicenter
- 46.212° N, 122.198° 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 1.7 km horizontally, 1.5 km in depth
- Magnitude uncertainty
- ±0.09
- Depth from
- From location
- Station coverage gap
- 206°, poorly surrounded by stations
- Stations used
- 5
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 4 in the 30 days before it.
After
- 1.910 km NNW of Packwood, Washington · 19371 days ago · 2 km deep · 64 km away
- 1.99 km SSE of Mossyrock, Washington · 19370 days ago · 9 km deep · 32 km away
- 2.212 km SSE of Mossyrock, Washington · 19366 days ago · 11 km deep · 30 km away
- 2.214 km NNE of Ashford, Washington · 19356 days ago · 7 km deep · 76 km away
- 1.616 km ESE of Ashford, Washington · 19347 days ago · 11 km deep · 62 km away
- 1.734 km SSE of Morton, Washington · 19327 days ago · 6 km deep · 12 km away
Before
- 1.827 km NNE of Amboy, Washington · 19380 days ago · 10 km deep · 15 km away
- 2.712 km S of Morton, Washington · 19386 days ago · 11 km deep · 26 km away
- 1.913 km ENE of Ashford, Washington · 19390 days ago · 8 km deep · 70 km away
- 1.932 km E of Castle Rock, Washington · 19401 days ago · 19 km deep · 23 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10856933. Read Tue, Sep 22, 2026, 4:16 PM UTC.