M4.0 earthquake 18 km NNW of Phôngsali, Laos
A magnitude 4.0 earthquake struck 18 km NNW of Phôngsali, Laos on Sat, Jun 12, 1982, 10:05 AM GMT+8 (02:05 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
- 4.0 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1982-06-12 02:05:49 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 21.838° N, 102.036° E
- Region
- Laos
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Magnitude estimates
Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.
| Mag. | Scale | Computed by | Notes |
|---|---|---|---|
| 4.0 | mb, body-wave | USGS National Earthquake Information Center | Preferred · Reviewed · 1 stations |
| 5.05 | Mw, moment | ISCGEMSUP | Final · ±0.2 |
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 1.5 and up: 0 in the 60 days after this one and 2 in the 30 days before it.
Before
Earthquakes todayLaos earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001mvb (also filed as iscgemsup597041). Read Thu, Oct 1, 2026, 4:50 PM UTC.