M1.8 earthquake 2 km ENE of Indianola, Washington
A magnitude 1.8 earthquake struck 2 km ENE of Indianola, Washington on Sat, Oct 3, 1981, 1:51 PM PDT (20:51 UTC), 22 km (14 mi) below the surface.
A larger quake followed: M3.7 5 km SW of Clinton, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.8 (md), micro
- Local time
- UTC
- 1981-10-03 20:51:17 UTC
- Depth
- 22.1 km (13.7 mi), shallow
- Epicenter
- 47.754° N, 122.492° 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 0.4 km horizontally, 1.0 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- From location
- Station coverage gap
- 41°
- Stations used
- 35
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 9 in the 30 days before it.
After
- 1.72 km SSE of Maplewood, Washington · 16430 days ago · 19 km deep · 41 km away
- 1.64 km SSE of Hobart, Washington · 16416 days ago · 9 km deep · 57 km away
- 1.92 km WSW of Wilderness Rim, Washington · 16405 days ago · 18 km deep · 63 km away
- 1.51 km E of White Center, Washington · 16394 days ago · 22 km deep · 29 km away
- 3.75 km SW of Clinton, Washington · 16393 days ago · 26 km deep · 22 km away
- 3.54 km NNE of Tracyton, Washington · 16379 days ago · 21 km deep · 15 km away
Before
- 1.93 km ENE of Union Hill-Novelty Hill, Washington · 16434 days ago · 6 km deep · 38 km away
- 1.82 km S of Mercer Island, Washington · 16438 days ago · 0 km deep · 30 km away
- 1.91 km S of Hobart, Washington · 16439 days ago · 1 km deep · 55 km away
- 1.73 km ENE of Union Hill-Novelty Hill, Washington · 16441 days ago · -1 km deep · 39 km away
- 1.77 km S of Oso, Washington · 16444 days ago · -1 km deep · 65 km away
- 1.919 km NNE of Index, Washington · 16447 days ago · 2 km deep · 79 km away
- 1.62 km SSW of Parkland, Washington · 16451 days ago · 53 km deep · 69 km away
- 2.44 km WSW of Chico, Washington · 16456 days ago · 13 km deep · 27 km away
- 2.31 km SSE of Lakeland North, Washington · 16460 days ago · 7 km deep · 51 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10120973. Read Wed, Sep 30, 2026, 10:53 AM UTC.