M 6.1 in Laos on 20 Nov 2019 23:50 UTC

Hazard models

EQ parameters
Shakemap
Tsunami

Event summary

This earthquake is expected to have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

Earthquake Magnitude: 6.1M
Depth: 10 Km
Lat/Lon: 19.4512 , 101.3449
Event Date: 20 Nov 2019 23:50 UTC
21 Nov 2019 06:50 Local
Exposed Population: Less then 100 people in MMI VII
1020000 people within 100km
Source: NEIC us70006ara
Inserted at: 21 Nov 2019 23:55 UTC
INFORM Coping capacity of the alert score: 6.2 (Laos)
INFORM Coping capacity of the affected contries: Laos= 6.2; Thailand= 4.1

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us70006ara Scaled population (raster) -0.52  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 1.13  
Maximum expected impact using different data sources.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.


Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1279805 0 20 Nov 2019 23:50 6.1M, 10km 6.63 less than 100 (in MMI>=VII) 1d 00:04 NEIC
The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.
The episode that has the last updated information.
* The max MMI detected for sources having shakemaps;
** The population detected in MMI>=7 for episode with shakemap or in a 100km radius;
*** The tsunami max height.

Exposed population

The earthquake happened in Laos ,of Xaignabouri (population 4,657) . The alertlevel for this event is GREEN

Intensity Population
<1000 people
8600 people
110000 people
no people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0.4 1279805 19.451/101.345 6.1 10.0 7.102 21 Nov 2019 00:12 00:21 (new episode)
2 0.4 1279805 19.451/101.345 6.1 10.0 7.105 21 Nov 2019 00:25 00:34 (upd of #1)
3 0 1279805 19.451/101.345 6.1 10.0 6.576 21 Nov 2019 01:55 02:04 (upd of #2)
4 0 1279805 19.451/101.345 6.1 10.0 6.629 21 Nov 2019 23:55 1d 00:04 (upd of #3)

Affected Provinces

Intensity Region Province Country Population
Xaignabouri Laos 4700 people
Nan Thailand 1000 people
Xaignabouri Laos 54000 people
Nan Thailand 15000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Ban Huai Pun Nan Thailand Village - 13 km
Ban Huai Toei Nan Thailand Village - 18 km
Ban Dan Nan Thailand Village - 20 km
Ban Nath Yang Xaignabouli Laos Village - 25 km
Ban Na San Xaignabouli Laos Village - 26 km
Ban Tasseng Xaignabouli Laos Village - 27 km
Muang Hôngsa Xaignabouli Laos Village - 28 km
Ban Nangeun Xaignabouli Laos Village - 29 km
Muang Ngeun Xaignabouli Laos Village - 30 km

see full list


Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

More information

For a full list of available products related to this event, please refer to the GDACS Resources page.