M1.9 earthquake 23 km ESE of Packwood, Washington
A magnitude 1.9 earthquake struck 23 km ESE of Packwood, Washington on Wed, Nov 18, 1981, 5:10 PM PST (01:10 UTC), 4 km (3 mi) below the surface.
A larger quake followed: M2.7 22 km S of Morton, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.9 (md), micro
- Local time
- UTC
- 1981-11-19 01:10:31 UTC
- Depth
- 4.3 km (2.7 mi), shallow
- Epicenter
- 46.520° N, 121.388° 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 0.8 km horizontally, 1.2 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- From location
- Station coverage gap
- 104°
- Stations used
- 26
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 5 in the 30 days before it.
After
- 1.525 km ENE of Ashford, Washington · 16371 days ago · -1 km deep · 47 km away
- 2.722 km S of Morton, Washington · 16366 days ago · 5 km deep · 68 km away
- 1.53 km W of Easton, Washington · 16360 days ago · 10 km deep · 80 km away
- 1.623 km S of Morton, Washington · 16350 days ago · 10 km deep · 68 km away
- 2.024 km ESE of Packwood, Washington · 16349 days ago · 5 km deep · 1 km away
- 2.732 km S of Morton, Washington · 16349 days ago · 1 km deep · 68 km away
- 1.718 km NNE of Ashford, Washington · 16343 days ago · 9 km deep · 61 km away
- 1.924 km ESE of Packwood, Washington · 16334 days ago · 5 km deep · 1 km away
- 2.718 km NNE of Thorp, Washington · 16332 days ago · 0 km deep · 98 km away
Before
- 1.78 km SE of Mineral, Washington · 16382 days ago · 18 km deep · 58 km away
- 1.720 km S of Morton, Washington · 16389 days ago · 8 km deep · 68 km away
- 2.11 km SW of Kittitas, Washington · 16398 days ago · 8 km deep · 88 km away
- 2.21 km NE of White Salmon, Washington · 16399 days ago · 3 km deep · 87 km away
- 1.638 km NNE of Amboy, Washington · 16405 days ago · 1 km deep · 72 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10123128. Read Tue, Sep 22, 2026, 7:56 AM UTC.