M2.1 earthquake 21 km E of Ukiah, Oregon
A magnitude 2.1 earthquake struck 21 km E of Ukiah, Oregon on Thu, Jun 28, 1984, 1:08 AM PDT (08:08 UTC), 0 km (0 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.1 (md), micro
- Local time
- UTC
- 1984-06-28 08:08:03 UTC
- Depth
- -0.4 km (-0.3 mi), shallow
- Epicenter
- 45.158° N, 118.666° 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 1.6 km horizontally, 2.5 km in depth
- Magnitude uncertainty
- ±0.15
- Depth from
- Operator assigned
- Station coverage gap
- 324°, poorly surrounded by stations
- Stations used
- 5
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 0 in the 60 days after this one and 3 in the 30 days before it.
Before
Earthquakes todayOregon earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10179128. Read Tue, Sep 22, 2026, 9:28 PM UTC.