M2.1 earthquake 19 km WNW of Helix, Oregon
A magnitude 2.1 earthquake struck 19 km WNW of Helix, Oregon on Wed, Feb 5, 2003, 5:54 PM PST (01:54 UTC), 18 km (11 mi) below the surface.
A larger quake followed: M2.6 9 km WNW of Touchet, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.1 (Md, duration), micro
- Magnitude from
- Pacific Northwest Seismic Network
- Local time
- UTC
- 2003-02-06 01:54:37 UTC
- Depth
- 18.0 km (11.2 mi), shallow
- Epicenter
- 45.905° N, 118.889° W
- Region
- Oregon
- 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 0.9 km horizontally, 0.7 km in depth
- Magnitude uncertainty
- ±0.03
- Depth from
- From location
- Station coverage gap
- 141°
- 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: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 2.69 km WNW of Touchet, Washington · 8622 days ago · 8 km deep · 19 km away
- 2.18 km SE of Weston, Oregon · 8598 days ago · -1 km deep · 45 km away
Before
Earthquakes todayOregon earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10574638. Read Fri, Oct 2, 2026, 6:45 AM UTC.