M 6.1 in Solomon Islands on 27 Mar 2023 22:19 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: 6.1M
Depth: 85.976 Km
Lat/Lon: -8.2105 , 158.9268
Event Date: 27 Mar 2023 22:19 UTC
28 Mar 2023 09:19 Local
Exposed Population: 10 thousand in MMI V
Source: NEIC us6000k05c
Inserted at: 27 Mar 2023 22:36 UTC
INFORM Coping capacity of the alert score: 6.6 (Solomon Is.)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us6000k05c Scaled population (raster) 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
1497695 0 27 Mar 2023 22:19 6.1M, 85.976km 5.08 N/A (in MMI>=VII) 00:16 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
9100 people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1497695 158.927/-8.21 6.1 86 5.081 27 Mar 2023 22:39 00:19 (new episode)
2 0 1497695 158.927/-8.21 6.1 86 5.081 27 Mar 2023 22:46 00:27 (upd of #1)
3 0 1497695 158.927/-8.21 6.1 86 5.081 28 Mar 2023 00:24 02:04 (upd of #2)
4 0 1497695 158.927/-8.21 6.1 86 5.081 28 Mar 2023 22:40 1d 00:21 (upd of #3)

Affected Provinces

Intensity Region Province Country Population
Solomon Is. Solomon Islands 4500 people
Solomon Is. Solomon Islands 30000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Samasodu Point Solomon Islands Village - 24 km
Dedeu Solomon Islands Village - 29 km
Litoghahira Solomon Islands Village - 36 km
Bolitei Solomon Islands Village - 42 km
Tuarugu Solomon Islands Village - 45 km
Filuo Solomon Islands Village - 56 km
Biluro Solomon Islands Village - 57 km
Ghoveo Solomon Islands Village - 56 km
Kologhodu Solomon Islands Village - 57 km
Zuzuao Point Solomon Islands Village - 61 km
Susubona Solomon Islands Village - 65 km
Fupukuna Solomon Islands Village - 69 km
Suavanao Solomon Islands Village - 73 km
Kava Solomon Islands Village - 74 km
Buala Solomon Islands Village 2700 people 76 km
Kimage Solomon Islands Village - 82 km
Loalonga Solomon Islands Village - 82 km
Veranaue Solomon Islands Village - 90 km
Kia Solomon Islands Village - 90 km
Saua Solomon Islands Village - 94 km
Tatamba Solomon Islands Village - 100 km
Sidu Solomon Islands Village - 100 km
Lokiha Solomon Islands Village - 103 km
Yandina Solomon Islands Village - 105 km
Vuluva Solomon Islands Village - 106 km
Barora Fa I Solomon Islands Village - 107 km
Mbuinitusu Solomon Islands Village - 117 km
Seghe Solomon Islands Village - 123 km
Nineveh Solomon Islands Village - 125 km
Mbareho Solomon Islands Village - 129 km
Tetemara Solomon Islands Village - 136 km
Euro Solomon Islands Village - 201 km
Kokomu Solomon Islands Village - 224 km
Rua Sura Solomon Islands Village - 235 km
Pakenggosu Solomon Islands Village - 240 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
Barora RRI unknown 0 89 km
Yandina XYA unknown 0 103 km
Sege EGM 3 0 123 km
Viru QVU unknown 0 141 km
Avu Avu AVU unknown 0 245 km

Ports

Intensity Name LOCODE Country Distance
Allardyce Harbour SBALB Soloman Islands 55 km
Gojoruru Point Soloman Islands 67 km
Pipisala Bay Soloman Islands 90 km
Yandina SBXYA Soloman Islands 101 km

More information

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