M1.9 earthquake 8 km N of Newberg, Oregon
A magnitude 1.9 earthquake struck 8 km N of Newberg, Oregon on Sat, May 26, 1990, 7:20 PM PDT (02:20 UTC), 23 km (14 mi) below the surface.
A larger quake followed: M3.0 23 km SW of Westport, Oregon. 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
- 1990-05-27 02:20:11 UTC
- Depth
- 22.7 km (14.1 mi), shallow
- Epicenter
- 45.377° N, 122.953° 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 0.7 km horizontally, 1.1 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- From location
- Station coverage gap
- 137°
- 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: 3 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayOregon earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10262498. Read Fri, Oct 2, 2026, 9:41 AM UTC.