M1.5 earthquake 10 km N of Morton, Washington
A magnitude 1.5 earthquake struck 10 km N of Morton, Washington on Tue, Jan 8, 1980, 11:26 AM PST (19:26 UTC), 16 km (10 mi) below the surface.
A larger quake followed: M3.3 6 km SW of Grapeview, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.5 (md), micro
- Local time
- UTC
- 1980-01-08 19:26:53 UTC
- Depth
- 15.6 km (9.7 mi), shallow
- Epicenter
- 46.650° N, 122.281° 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 1.6 km horizontally, 1.1 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- From location
- Station coverage gap
- 136°
- Stations used
- 7
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 6 in the 30 days before it.
After
- 3.36 km SW of Grapeview, Washington · 17058 days ago · 45 km deep · 86 km away
- 1.627 km S of Mossyrock, Washington · 17040 days ago · 10 km deep · 44 km away
- 3.515 km NE of Ashford, Washington · 17038 days ago · 8 km deep · 38 km away
- 2.412 km W of Snoqualmie Pass, Washington · 17032 days ago · 95 km deep · 98 km away
- 3.236 km NE of Amboy, Washington · 17027 days ago · -1 km deep · 53 km away
- 1.84 km ESE of Hobart, Washington · 17024 days ago · 22 km deep · 89 km away
- 2.36 km W of Burley, Washington · 17007 days ago · 21 km deep · 92 km away
- 2.010 km ENE of Ashford, Washington · 17003 days ago · 9 km deep · 33 km away
- 1.915 km E of Kelso, Washington · 17000 days ago · 2 km deep · 65 km away
Before
- 1.59 km N of Morton, Washington · 17059 days ago · 15 km deep · 1 km away
- 1.73 km N of Maple Valley, Washington · 17075 days ago · 2 km deep · 88 km away
- 2.54 km W of La Center, Washington · 17077 days ago · 15 km deep · 94 km away
- 1.525 km SW of Nile, Washington · 17078 days ago · 18 km deep · 84 km away
- 2.214 km S of Snoqualmie Pass, Washington · 17083 days ago · 3 km deep · 95 km away
- 2.23 km WSW of Wilderness Rim, Washington · 17088 days ago · 18 km deep · 94 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10074728. Read Tue, Sep 22, 2026, 9:59 AM UTC.