M4.6 earthquake 149 km SSW of Bayanhongor, Mongolia
A magnitude 4.6 earthquake struck 149 km SSW of Bayanhongor, Mongolia on Thu, Apr 11, 1985, 12:30 AM GMT+9 (15:30 UTC), 33 km (21 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb), light
- Local time
- UTC
- 1985-04-10 15:30:49 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 44.880° N, 100.288° E
- Region
- Mongolia
- 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.
- Depth from
- OPERATOR_ASSIGNED
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
Earthquakes todayMongolia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002dp2. Read Thu, Sep 24, 2026, 2:18 AM UTC.