M1.9 earthquake 17 km W of Methow, Washington
A magnitude 1.9 earthquake struck 17 km W of Methow, Washington on Sun, Oct 21, 2001, 9:36 PM PDT (04:36 UTC), 3 km (2 mi) below the surface.
A larger quake followed: M2.2 53 km WSW of Twisp, 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, duration), micro
- Magnitude from
- Pacific Northwest Seismic Network
- Local time
- UTC
- 2001-10-22 04:36:08 UTC
- Depth
- 3.0 km (1.8 mi), shallow
- Epicenter
- 48.108° N, 120.241° 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, 2.2 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- From location
- Station coverage gap
- 269°, poorly surrounded by stations
- Stations used
- 9
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 4 in the 30 days before it.
After
- 1.92 km NW of Waterville, Washington · 9097 days ago · 2 km deep · 51 km away
- 1.56 km NNW of Waterville, Washington · 9094 days ago · 3 km deep · 46 km away
- 1.56 km N of Waterville, Washington · 9083 days ago · 2 km deep · 46 km away
- 1.843 km SE of Marblemount, Washington · 9076 days ago · 6 km deep · 58 km away
- 2.253 km WSW of Twisp, Washington · 9056 days ago · 4 km deep · 43 km away
Before
- 2.242 km SE of Marblemount, Washington · 9114 days ago · 8 km deep · 59 km away
- 2.040 km ESE of Darrington, Washington · 9129 days ago · -1 km deep · 63 km away
- 1.512 km WNW of Methow, Washington · 9131 days ago · -1 km deep · 9 km away
- 1.715 km WSW of Conconully, Washington · 9131 days ago · -1 km deep · 50 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10543018. Read Thu, Oct 1, 2026, 10:36 AM UTC.