M 5.7 in Solomon Is. on 12 Mar 2023 07:43 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: 5.7M
Depth: 10 Km
Lat/Lon: -12.0577 , 165.8247
Event Date: 12 Mar 2023 07:43 UTC
12 Mar 2023 18:43 Local
Exposed Population: 1 thousand in MMI III
Source: NEIC us7000jjax
Inserted at: 12 Mar 2023 08:03 UTC
INFORM Coping capacity of the alert score: 1.1 (Solomon Is.)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us7000jjax Scaled population (vector) 0  
  C1 shakemap 0  
  C2 shakemap 0  
  Country Vulnerability 0  
  INFORM_normalised 0  
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
1494896 0 12 Mar 2023 07:43 5.7M, 10km 3.52 N/A (in MMI>=VII) 00:19 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 Solomon Islands ,of Solomon Is. (population 366,000) . 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 1494896 165.825/-12.058 5.7 10 3.516 12 Mar 2023 08:06 00:23 (new episode)
2 0 1494896 165.825/-12.058 5.7 10 3.516 12 Mar 2023 09:46 02:03 (upd of #1)
3 0 1494896 165.825/-12.058 5.7 10 3.516 13 Mar 2023 08:40 1d 00:57 (upd of #2)

Affected Provinces

Intensity Region Province Country Population
Solomon Is. Solomon Islands no people
Solomon Is. Solomon Islands 5600 people
Vanuatu Vanuatu <1000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Asimboa Solomon Islands Village - 109 km
Nimbau Solomon Islands Village - 110 km
Apakhö Solomon Islands Village - 111 km
Tanabili Solomon Islands Village - 115 km
Vanikoro Is Solomon Islands Village - 115 km
Avita Solomon Islands Village - 115 km
Lale Solomon Islands Village - 116 km
Nama Solomon Islands Village - 116 km
Peu Solomon Islands Village - 116 km
Vana Solomon Islands Village - 119 km
Malombo Solomon Islands Village - 119 km
Arambu Solomon Islands Village - 126 km
Oeili Solomon Islands Village - 129 km
Numbuko Solomon Islands Village - 130 km
Nonea Solomon Islands Village - 131 km
Buma Solomon Islands Village - 132 km
Noli Solomon Islands Village - 132 km
Menamini Solomon Islands Village - 134 km
Vanikoro Solomon Islands Village - 134 km
Neembuna Solomon Islands Village - 135 km
Malemgeulu Solomon Islands Village - 136 km
Nemboe Solomon Islands Village - 137 km
Masoko Solomon Islands Village - 142 km
Matamotu Solomon Islands Village - 146 km
Nudung Solomon Islands Village - 148 km
Trevanion Solomon Islands Village - 150 km
Malue Solomon Islands Village - 150 km
Bema Solomon Islands Village - 151 km
Menelu Solomon Islands Village - 152 km
Nevea Solomon Islands Village - 152 km
Nuela Solomon Islands Village - 153 km
Taepe Solomon Islands Village - 153 km
Foa Solomon Islands Village - 153 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
Santa Cruz SCZ unknown 0 122 km

Ports

Intensity Name LOCODE Country Distance
Peu Soloman Islands 120 km
Graciosa Bay Soloman Islands 145 km

More information

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