M1.9 earthquake 3 km N of Antelope, Oregon
A magnitude 1.9 earthquake struck 3 km N of Antelope, Oregon on Mon, Jun 21, 1982, 2:49 PM PDT (21:49 UTC), 13 km (8 mi) below the surface.
A larger quake followed: M2.0 29 km NNE of Detroit, 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), micro
- Local time
- UTC
- 1982-06-21 21:49:00 UTC
- Depth
- 12.9 km (8.0 mi), shallow
- Epicenter
- 44.938° N, 120.725° 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 1.3 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.11
- Depth from
- From location
- Station coverage gap
- 105°
- Stations used
- 27
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 2 in the 30 days before it.
After
- 1.710 km S of Parkdale, Oregon · 16141 days ago · 3 km deep · 86 km away
- 2.029 km NNE of Detroit, Oregon · 16133 days ago · 1 km deep · 98 km away
- 1.518 km E of Maupin, Oregon · 16128 days ago · 18 km deep · 28 km away
- 1.63 km SSW of Prineville, Oregon · 16122 days ago · -2 km deep · 75 km away
- 1.610 km NE of Government Camp, Oregon · 16107 days ago · 3 km deep · 90 km away
- 1.86 km WSW of Pine Grove, Oregon · 16107 days ago · 0 km deep · 58 km away
- 3.48 km NNE of Government Camp, Oregon · 16106 days ago · 4 km deep · 90 km away
- 2.016 km SW of Ione, Oregon · 16105 days ago · 28 km deep · 78 km away
Before
Earthquakes todayOregon earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10139818. Read Tue, Sep 22, 2026, 12:08 PM UTC.