M1.5 earthquake 18 km E of Maupin, Oregon
A magnitude 1.5 earthquake struck 18 km E of Maupin, Oregon on Tue, Jul 27, 1982, 3:21 AM PDT (10:21 UTC), 18 km (11 mi) below the surface.
A larger quake followed: M1.6 10 km NE of Government Camp, Oregon. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.5 (md), micro
- Local time
- UTC
- 1982-07-27 10:21:06 UTC
- Depth
- 17.6 km (10.9 mi), shallow
- Epicenter
- 45.173° N, 120.846° 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, 3.3 km in depth
- Magnitude uncertainty
- ±0.09
- Depth from
- From location
- Station coverage gap
- 110°
- Stations used
- 11
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 2 in the 30 days before it.
After
- 1.610 km NE of Government Camp, Oregon · 16107 days ago · 3 km deep · 69 km away
- 1.86 km WSW of Pine Grove, Oregon · 16107 days ago · 0 km deep · 48 km away
- 3.48 km NNE of Government Camp, Oregon · 16106 days ago · 4 km deep · 70 km away
- 2.016 km SW of Ione, Oregon · 16105 days ago · 28 km deep · 72 km away
- 2.029 km NNE of Detroit, Oregon · 16084 days ago · -1 km deep · 91 km away
- 1.516 km NNW of Shaniko, Oregon · 16075 days ago · 27 km deep · 4 km away
- 1.919 km S of Grass Valley, Oregon · 16075 days ago · 22 km deep · 2 km away
- 1.83 km S of Parkdale, Oregon · 16071 days ago · -1 km deep · 68 km away
- 1.517 km E of Maupin, Oregon · 16070 days ago · 12 km deep · 1 km away
Before
Earthquakes todayOregon earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10142343. Read Tue, Sep 22, 2026, 7:44 PM UTC.