M 5.5 in Solomon Islands on 16 Nov 2020 22:45 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: 33 Km
Lat/Lon: -7.0238 , 155.739
Event Date: 16 Nov 2020 22:45 UTC
17 Nov 2020 09:45 Local
Exposed Population: About 35000 people in MMI>=IV
110000 people within 100km
Source: NEIC us7000cfwd
Inserted at: 19 Nov 2020 22:31 UTC
INFORM Coping capacity of the alert score: 7.6 (Papua New Guinea)
INFORM Coping capacity of the affected contries: Papua New Guinea= 7.6; Solomon Is.= 6.6

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)
GDACS score
NEIC 0 0
us7000cfwd Scaled population (raster) 0  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 1.3  
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
1343580 0 16 Nov 2020 22:45 5.4M, 69.86km 4.02 less than 100 (in MMI>=VII) 00:20 NEIC
1343675 0 16 Nov 2020 22:45 5.5M, 67.2km 4.12 less than 100 (in MMI>=VII) 16:15 NEIC
1343998 0 16 Nov 2020 22:45 5.5M, 33km 4.6 less than 100 (in MMI>=VII) 2d 23:45 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
<1000 people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1343580 -7.092/155.731 5.4 69.9 4.021 16 Nov 2020 23:07 00:22 (new episode)
2 0 1343580 -7.092/155.731 5.4 69.9 4.021 17 Nov 2020 00:48 02:02 (upd of #1)
3 0 1343675 -7.028/155.739 5.5 67.2 4.116 17 Nov 2020 15:02 16:17 (new episode)
4 0 1343675 -7.028/155.739 5.5 67.2 4.116 17 Nov 2020 22:49 1d 00:03 (upd of #3)
5 0 1343998 -7.024/155.739 5.5 33.0 4.599 19 Nov 2020 22:33 2d 23:48 (new episode)

Affected Provinces

Intensity Region Province Country Population
Solomon Is. Solomon Islands <1000 people
Northern Solomons Papua New Guinea 36000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Harapa Solomon Islands Village - 5 km
Kamaleai Solomon Islands Village - 7 km
Shortland I Solomon Islands Village - 9 km
Ghaomai Solomon Islands Village - 12 km
Koliai Solomon Islands Village - 12 km
Harehare Solomon Islands Village - 13 km
Nila Solomon Islands Village - 14 km
Maleai Solomon Islands Village - 15 km
Kaukauai Bougainville Papua New Guinea Village - 27 km
Laguai Bougainville Papua New Guinea Village - 27 km
Moisuru Bougainville Papua New Guinea Village - 28 km
Maika Bougainville Papua New Guinea Village - 29 km
Tokuaka Bougainville Papua New Guinea Village - 30 km
East Pt Bougainville Papua New Guinea Village - 31 km
Buin Bougainville Papua New Guinea Village <1000 people 31 km
Aka Bougainville Papua New Guinea Village - 36 km
Muguai Bougainville Papua New Guinea Village - 36 km
Olava Bougainville Papua New Guinea Village - 39 km
Fauro I Solomon Islands Village - 41 km
Tabago Bougainville Papua New Guinea Village - 42 km
Musakaka Bougainville Papua New Guinea Village - 45 km
Mono I Solomon Islands Village - 45 km
Moronei Bougainville Papua New Guinea Village - 46 km
Konga Bougainville Papua New Guinea Village - 47 km
Bogisago Bougainville Papua New Guinea Village - 49 km
Ubabakogu Bougainville Papua New Guinea Village - 51 km
Okomo Bougainville Papua New Guinea Village - 51 km
Unanai Bougainville Papua New Guinea Village - 51 km
Orimai Bougainville Papua New Guinea Village - 52 km
Tonu Bougainville Papua New Guinea Village - 54 km
Aitara Mission Bougainville Papua New Guinea Village - 56 km
Panake Bougainville Papua New Guinea Village - 56 km
Kekemona Bougainville Papua New Guinea Village - 58 km
Tokinotu Bougainville Papua New Guinea Village - 60 km
Sininai Bougainville Papua New Guinea Village - 61 km
Boku Bougainville Papua New Guinea Village - 66 km
Haigi Bougainville Papua New Guinea Village - 68 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)
Ballalae 2 0
Buin UBI unknown 0
Mono MNY 11 0
Oria OTY unknown 0

Ports

Intensity Name LOCODE Country
Shortland Harbour SBSHH Soloman Islands
Shortland Harbor Soloman Islands
Blanche Harbour Soloman Islands

More information

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