M1.8 earthquake 28 km S of Morton, Washington
A magnitude 1.8 earthquake struck 28 km S of Morton, Washington on Sun, Feb 27, 2000, 12:46 PM PST (20:46 UTC), 7 km (4 mi) below the surface.
A larger quake followed: M3.6 12 km NNE of Ashford, 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
- 2000-02-27 20:46:57 UTC
- Depth
- 6.6 km (4.1 mi), shallow
- Epicenter
- 46.306° N, 122.248° 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 0.2 km horizontally, 0.3 km in depth
- Magnitude uncertainty
- ±0.03
- Depth from
- From location
- Station coverage gap
- 48°
- 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: 6 in the 60 days after this one and 7 in the 30 days before it.
After
- 2.037 km SSE of Morton, Washington · 9710 days ago · 11 km deep · 16 km away
- 1.919 km SSW of Morton, Washington · 9672 days ago · 19 km deep · 11 km away
- 2.222 km ENE of Ashford, Washington · 9660 days ago · -1 km deep · 72 km away
- 1.721 km N of Packwood, Washington · 9659 days ago · 10 km deep · 68 km away
- 3.612 km NNE of Ashford, Washington · 9656 days ago · 7 km deep · 65 km away
- 1.94 km ESE of Mossyrock, Washington · 9652 days ago · 16 km deep · 26 km away
Before
- 2.128 km S of Morton, Washington · 9711 days ago · 7 km deep · 0 km away
- 1.523 km N of Trout Lake, Washington · 9712 days ago · 1 km deep · 57 km away
- 2.034 km NE of Amboy, Washington · 9714 days ago · 10 km deep · 20 km away
- 2.034 km NE of Amboy, Washington · 9714 days ago · 11 km deep · 19 km away
- 2.435 km NE of Amboy, Washington · 9716 days ago · 10 km deep · 19 km away
- 1.96 km SSW of Morton, Washington · 9718 days ago · 20 km deep · 23 km away
- 1.711 km SSE of Mineral, Washington · 9736 days ago · 18 km deep · 36 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10496688. Read Tue, Sep 29, 2026, 2:40 PM UTC.