M2.7 earthquake 7 km ENE of Snoqualmie, Washington
A magnitude 2.7 earthquake struck 7 km ENE of Snoqualmie, Washington on Wed, Jan 28, 1981, 1:35 PM PST (21:35 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.2 3 km E of Cle Elum, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.7 (md), micro
- Local time
- UTC
- 1981-01-28 21:35:41 UTC
- Depth
- 10.3 km (6.4 mi), shallow
- Epicenter
- 47.562° N, 121.742° 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 0.5 km horizontally, 1.4 km in depth
- Magnitude uncertainty
- ±0.15
- Depth from
- From location
- Station coverage gap
- 58°
- Stations used
- 23
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 25 in the 60 days after this one and 6 in the 30 days before it.
After
- 1.57 km ENE of Lake McMurray, Washington · 16671 days ago · 0 km deep · 91 km away
- 1.514 km SE of Verlot, Washington · 16669 days ago · 8 km deep · 52 km away
- 1.55 km ESE of Oso, Washington · 16667 days ago · -1 km deep · 77 km away
- 1.63 km E of Cle Elum, Washington · 16658 days ago · 7 km deep · 75 km away
- 1.911 km NNW of Swede Heaven, Washington · 16657 days ago · 9 km deep · 91 km away
- 2.62 km E of Cle Elum, Washington · 16656 days ago · 5 km deep · 75 km away
- 1.53 km ENE of Cle Elum, Washington · 16656 days ago · 0 km deep · 74 km away
- 4.23 km E of Cle Elum, Washington · 16653 days ago · 3 km deep · 76 km away
- 2.02 km E of Cle Elum, Washington · 16653 days ago · -1 km deep · 75 km away
- 2.00 km ENE of Lake Marcel-Stillwater, Washington · 16651 days ago · 7 km deep · 19 km away
- 1.81 km WNW of Federal Way, Washington · 16648 days ago · 15 km deep · 51 km away
- 2.83 km E of Cle Elum, Washington · 16641 days ago · -1 km deep · 76 km away
- 1.75 km E of Carnation, Washington · 16638 days ago · 15 km deep · 13 km away
- 2.94 km E of Cle Elum, Washington · 16637 days ago · -1 km deep · 76 km away
- 2.67 km NE of Snoqualmie Pass, Washington · 16633 days ago · 7 km deep · 33 km away
- 1.615 km NNE of May Creek, Washington · 16629 days ago · 8 km deep · 48 km away
- 3.619 km NNE of Index, Washington · 16628 days ago · 5 km deep · 51 km away
- 1.518 km N of Index, Washington · 16628 days ago · 5 km deep · 50 km away
- 1.618 km NE of May Creek, Washington · 16628 days ago · 6 km deep · 50 km away
- 1.918 km N of Index, Washington · 16628 days ago · 5 km deep · 50 km away
- 2.410 km NE of Snoqualmie, Washington · 16627 days ago · 6 km deep · 4 km away
- 1.56 km SE of Freeland, Washington · 16627 days ago · 50 km deep · 70 km away
- 1.74 km WNW of Burien, Washington · 16622 days ago · 17 km deep · 50 km away
- 2.47 km SSE of Coupeville, Washington · 16618 days ago · 25 km deep · 94 km away
- 1.518 km NNE of Index, Washington · 16618 days ago · 2 km deep · 51 km away
Before
- 3.06 km W of Seattle, Washington · 16679 days ago · 22 km deep · 51 km away
- 1.82 km NW of Mirrormont, Washington · 16681 days ago · 10 km deep · 23 km away
- 1.93 km SSW of Keyport, Washington · 16689 days ago · 54 km deep · 68 km away
- 2.014 km ENE of Snoqualmie Pass, Washington · 16701 days ago · 4 km deep · 42 km away
- 1.95 km SW of Rockport, Washington · 16702 days ago · 8 km deep · 99 km away
- 1.68 km ENE of Snoqualmie, Washington · 16703 days ago · 9 km deep · 1 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10096598. Read Wed, Sep 23, 2026, 2:24 PM UTC.