M1.7 earthquake 2 km E of Seattle, Washington
A magnitude 1.7 earthquake struck 2 km E of Seattle, Washington on Sun, Feb 3, 1974, 11:21 AM PDT (18:21 UTC), 4 km (2 mi) below the surface.
A larger quake followed: M1.8 4 km SSE of Seattle, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.7 (md), micro
- Local time
- UTC
- 1974-02-03 18:21:35 UTC
- Depth
- 3.5 km (2.2 mi), shallow
- Epicenter
- 47.609° N, 122.298° 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 2.1 km horizontally
- Magnitude uncertainty
- ±0.14
- Depth from
- From location
- Station coverage gap
- 124°
- Stations used
- 4
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 6 in the 30 days before it.
After
- 1.84 km SSE of Seattle, Washington · 19224 days ago · 8 km deep · 4 km away
- 1.54 km NNW of Skokomish, Washington · 19219 days ago · 42 km deep · 72 km away
- 2.13 km N of Bryn Mawr-Skyway, Washington · 19216 days ago · 6 km deep · 10 km away
- 1.83 km S of Mercer Island, Washington · 19216 days ago · 11 km deep · 10 km away
- 1.82 km WSW of Eastmont, Washington · 19203 days ago · 8 km deep · 32 km away
- 1.7Puget Sound region, Washington · 19202 days ago · 19 km deep · 50 km away
- 1.83 km NNE of Echo Lake, Washington · 19200 days ago · 21 km deep · 31 km away
- 1.8Puget Sound region, Washington · 19192 days ago · 17 km deep · 43 km away
- 1.52 km ENE of Bonney Lake, Washington · 19185 days ago · 17 km deep · 48 km away
- 2.42 km SW of Medina, Washington · 19184 days ago · 5 km deep · 3 km away
Before
- 1.91 km W of La Grande, Washington · 19232 days ago · 5 km deep · 86 km away
- 1.811 km WNW of Snoqualmie Pass, Washington · 19246 days ago · 0 km deep · 60 km away
- 1.78 km ENE of Tanner, Washington · 19248 days ago · 10 km deep · 51 km away
- 1.97 km ENE of Fall City, Washington · 19250 days ago · 6 km deep · 37 km away
- 2.05 km NE of Belfair, Washington · 19251 days ago · 16 km deep · 39 km away
- 3.16 km SSE of Quilcene, Washington · 19252 days ago · 48 km deep · 44 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10840308. Read Tue, Sep 22, 2026, 8:20 AM UTC.