M1.7 earthquake 32 km S of Morton, Washington
A magnitude 1.7 earthquake struck 32 km S of Morton, Washington on Wed, Jan 8, 2003, 9:49 PM PST (05:49 UTC), 2 km (1 mi) below the surface.
A larger quake followed: M2.7 30 km NE of Amboy, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.7 (Md, duration), micro
- Magnitude from
- Pacific Northwest Seismic Network
- Local time
- UTC
- 2003-01-09 05:49:46 UTC
- Depth
- 1.6 km (1.0 mi), shallow
- Epicenter
- 46.271° N, 122.206° 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 0.0 km horizontally, 0.0 km in depth
- Magnitude uncertainty
- ±0.02
- Depth from
- Operator assigned
- Station coverage gap
- 50°
- Stations used
- 25
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 3 in the 30 days before it.
After
- 1.823 km ENE of Ashford, Washington · 8657 days ago · -2 km deep · 72 km away
- 1.720 km SSE of Morton, Washington · 8650 days ago · 4 km deep · 12 km away
- 1.54 km E of Lewisville, Washington · 8639 days ago · 8 km deep · 55 km away
- 1.63 km ENE of Lewisville, Washington · 8635 days ago · 8 km deep · 55 km away
- 2.410 km SW of Packwood, Washington · 8625 days ago · 0 km deep · 45 km away
- 2.115 km WNW of Packwood, Washington · 8617 days ago · 4 km deep · 51 km away
- 2.730 km NE of Amboy, Washington · 8612 days ago · 5 km deep · 20 km away
- 1.930 km NE of Amboy, Washington · 8612 days ago · 5 km deep · 20 km away
Before
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10572933. Read Thu, Oct 1, 2026, 2:32 AM UTC.