M5.4 earthquake 135 km SSW of Bayanhongor, Mongolia
A magnitude 5.4 earthquake struck 135 km SSW of Bayanhongor, Mongolia on Sat, Jun 11, 1966, 5:41 AM GMT+7 (22:41 UTC), 10 km (6 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.4 (mw), moderate
- Local time
- UTC
- 1966-06-10 22:41:47 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 45.160° N, 99.792° 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.
- Magnitude uncertainty
- ±0.20
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.4 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgemsup846326 (also filed as iscgem846326). Read Tue, Sep 22, 2026, 4:15 PM UTC.