M 5.5 in South Of Mariana Islands on 15 May 2022 11:09 UTC
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: 19.49 Km
Lat/Lon: 11.8795 , 142.2766
Event Date: 15 May 2022 11:09 UTC
15 May 2022 20:09 Local
Exposed Population: Less then 100 people in MMI V
No people affected in 100km
Source: NEIC us6000hlak
Inserted at: 15 May 2022 11:32 UTC
INFORM Coping capacity of the alert score: 1.1 ()

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)
GDACS score
NEIC 0 0
us6000hlak 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
1443386 0 15 May 2022 11:09 5.6M, 58.8km 4.71 No people affected (in 100km) 00:13 PTWC
1443387 0 15 May 2022 11:09 5.5M, 19.49km N/A less than 100 (in MMI>=VII) 00:22 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 unknowed a zone. 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 1443387 11.88/142.277 5.5 19.5 None 15 May 2022 11:32 00:22 (new episode)
2 0 1443387 11.88/142.277 5.5 19.5 None 15 May 2022 13:14 02:04 (upd of #1)
3 0 1443387 11.88/142.277 5.5 19.5 None 16 May 2022 11:40 1d 00:30 (upd of #2)
4 0 1443387 11.922/142.301 5.5 20.3 None 24 May 2022 06:50 8d 19:40 (upd of #3)

Affected Provinces



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.