M1.6 earthquake 4 km SSE of Hobart, Washington
A magnitude 1.6 earthquake struck 4 km SSE of Hobart, Washington on Mon, Oct 19, 1981, 10:35 PM PDT (05:35 UTC), 9 km (5 mi) below the surface.
A larger quake followed: M1.9 2 km WSW of Wilderness Rim, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.6 (md), micro
- Local time
- UTC
- 1981-10-20 05:35:56 UTC
- Depth
- 8.8 km (5.4 mi), shallow
- Epicenter
- 47.388° N, 121.950° 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 0.9 km horizontally, 1.4 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- From location
- Station coverage gap
- 121°
- 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: 8 in the 60 days after this one and 8 in the 30 days before it.
After
- 1.92 km WSW of Wilderness Rim, Washington · 16397 days ago · 18 km deep · 12 km away
- 1.51 km E of White Center, Washington · 16385 days ago · 22 km deep · 32 km away
- 3.75 km SW of Clinton, Washington · 16385 days ago · 26 km deep · 71 km away
- 1.78 km SE of Mineral, Washington · 16382 days ago · 18 km deep · 83 km away
- 1.525 km ENE of Ashford, Washington · 16371 days ago · -1 km deep · 60 km away
- 3.54 km NNE of Tracyton, Washington · 16371 days ago · 21 km deep · 58 km away
- 1.91 km SE of Lake Stevens, Washington · 16363 days ago · 0 km deep · 69 km away
- 1.53 km W of Easton, Washington · 16360 days ago · 10 km deep · 57 km away
Before
- 1.95 km SSE of Mineral, Washington · 16414 days ago · 19 km deep · 81 km away
- 1.72 km SSE of Maplewood, Washington · 16422 days ago · 19 km deep · 45 km away
- 1.82 km ENE of Indianola, Washington · 16424 days ago · 22 km deep · 57 km away
- 1.93 km ENE of Union Hill-Novelty Hill, Washington · 16426 days ago · 6 km deep · 34 km away
- 1.82 km S of Mercer Island, Washington · 16429 days ago · 0 km deep · 27 km away
- 1.91 km S of Hobart, Washington · 16431 days ago · 1 km deep · 2 km away
- 1.73 km ENE of Union Hill-Novelty Hill, Washington · 16433 days ago · -1 km deep · 33 km away
- 1.77 km S of Oso, Washington · 16435 days ago · -1 km deep · 91 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10122993. Read Tue, Sep 22, 2026, 6:28 AM UTC.