M 5.5 in Chile on 14 Mar 2023 19:56 UTC

Hazard models

Rapid Impact
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: 5.5M
Depth: 7.479 Km
Lat/Lon: -38.4214 , -75.2851
Event Date: 14 Mar 2023 19:56 UTC
14 Mar 2023 14:56 Local
Exposed Population:
Source: NEIC us7000jjwt
Inserted at: 14 Mar 2023 21:06 UTC
INFORM Coping capacity of the alert score: 1.1 (Chile)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us7000jjwt Scaled population (vector) 0  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 1  
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
1495373 0 14 Mar 2023 19:56 5.5M, 5.258km 3.15 N/A (in MMI>=VII) 00:15 NEIC
1495385 0 14 Mar 2023 19:56 5.5M, 7.479km 3.18 N/A (in MMI>=VII) 01:09 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 Chile ,of Araucania (population 806,075) . The alertlevel for this event is GREEN

Intensity Population
no people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1495373 -75.273/-38.318 5.5 5.3 3.26 14 Mar 2023 20:16 00:20 (new episode)
2 0 1495373 -75.273/-38.318 5.5 5.3 3.154 14 Mar 2023 20:30 00:33 (upd of #1)
3 0 1495385 -75.285/-38.421 5.5 7.5 3.182 14 Mar 2023 21:10 01:14 (new episode)
4 0 1495385 -75.285/-38.421 5.5 7.5 3.182 14 Mar 2023 22:00 02:03 (upd of #3)
5 0 1495385 -75.285/-38.421 5.5 7.5 3.182 15 Mar 2023 20:40 1d 00:43 (upd of #4)

Affected Provinces

Intensity Region Province Country Population
Araucania Chile no people
Bio-Bio Chile no people
Los Lagos Chile 140000 people
Araucania Chile no people
Bio-Bio Chile no people
Los Lagos Chile 140000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Valdivia Los Lagos Chile City 130000 people 237 km
Valdivia Los Lagos Chile City 130000 people 237 km

see full list


Critical infrastructure

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

Airports

Intensity Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Las Marias 4 Civ. Paved No 4100 234 km
Las Marias 4 Civ. Paved No 4100 234 km

Ports

Intensity Name LOCODE Country Distance
Valdiva Chile 234 km
Valdiva Chile 234 km

More information

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