M2.3 earthquake 2 km ESE of Molalla, Oregon
A magnitude 2.3 earthquake struck 2 km ESE of Molalla, Oregon on Wed, Sep 20, 2006, 2:10 PM PDT (21:10 UTC), 1 km (1 mi) below the surface.
A larger quake followed: M2.9 1 km WSW of Dundee, Oregon. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.3 (Md, duration), micro
- Magnitude from
- Pacific Northwest Seismic Network
- Local time
- UTC
- 2006-09-20 21:10:24 UTC
- Depth
- 1.3 km (0.8 mi), shallow
- Epicenter
- 45.140° N, 122.552° 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 3.5 km horizontally, 10.2 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- From location
- Station coverage gap
- 218°, poorly surrounded by stations
- 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: 10 in the 60 days after this one and 2 in the 30 days before it.
After
- 1.82 km NNW of Maywood Park, Oregon · 7315 days ago · 21 km deep · 48 km away
- 2.44 km NNW of Mount Hood, Oregon · 7311 days ago · 5 km deep · 89 km away
- 1.62 km W of Mount Angel, Oregon · 7310 days ago · 26 km deep · 24 km away
- 1.51 km E of Portland, OR · 7298 days ago · 13 km deep · 43 km away
- 2.91 km WSW of Dundee, Oregon · 7295 days ago · 17 km deep · 40 km away
- 1.72 km NNW of Hockinson, Washington · 7286 days ago · 12 km deep · 69 km away
- 1.52 km E of Vancouver, Washington · 7281 days ago · 15 km deep · 56 km away
- 2.62 km ESE of Portland, Oregon · 7271 days ago · 16 km deep · 42 km away
- 1.91 km S of Portland, Oregon · 7270 days ago · 16 km deep · 43 km away
- 1.70 km SSW of Portland, Oregon · 7270 days ago · 17 km deep · 43 km away
Before
Earthquakes todayOregon earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10705268. Read Sat, Oct 3, 2026, 2:59 PM UTC.