M 5.5 in Vanuatu on 20 Nov 2021 10:57 UTC

Hazard models

EQ parameters
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: 128.88 Km
Lat/Lon: -15.6022 , 167.5931
Event Date: 20 Nov 2021 10:57 UTC
20 Nov 2021 21:57 Local
Exposed Population: 120 thousand in 100km
Source: NEIC us7000fvq5
Inserted at: 20 Nov 2021 11:21 UTC
INFORM Coping capacity of the alert score: 6.1 (Vanuatu)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us7000fvq5 Scaled population (raster) 0  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 1.12  
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
1411008 0 20 Nov 2021 10:57 5.5M, 128.88km 4.23 N/A (in MMI>=VII) 00:24 NEIC
1411060 0 20 Nov 2021 10:57 5.6M, 127.94km 4.32 N/A (in MMI>=VII) 07:30 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 Vanuatu ,of Vanuatu (population 41,153) . The alertlevel for this event is GREEN

Intensity Population


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1411008 -15.602/167.593 5.5 128.9 4.248 20 Nov 2021 11:18 00:20 (new episode)
2 0 1411008 -15.602/167.593 5.5 128.9 4.232 20 Nov 2021 12:01 01:03 (upd of #1)
3 0 1411060 -15.602/167.593 5.5 128.9 4.232 20 Nov 2021 13:00 02:03 (new episode)
4 0 1411060 -15.608/167.603 5.6 127.9 4.322 20 Nov 2021 18:29 07:31 (upd of #3)
5 0 1411060 -15.608/167.603 5.6 127.9 4.322 21 Nov 2021 11:01 1d 00:03 (upd of #4)

Affected Provinces

Intensity Region Province Country Population
Vanuatu Vanuatu 99000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Walaha Vanuatu Village - 24 km
Duin Dui Vanuatu Village - 31 km
Walurigi Vanuatu Village - 39 km
Palikoulo Vanuatu Village - 40 km
Asavagas Vanuatu Village - 41 km
Lolopuépué Vanuatu Village - 44 km
Vao Vanuatu Village - 46 km
Saraotou Vanuatu Village - 47 km
Longang Vanuatu Village - 47 km
Lowitava Vanuatu Village - 48 km
Laruru Vanuatu Village - 48 km
Luganville Vanuatu Village 13000 people 48 km
Segond Vanuatu Village - 50 km
Wowo Vanuatu Village - 52 km
Tambalato Vanuatu Village - 55 km
Abnetare Vanuatu Village - 55 km
Lolowaï Vanuatu Village - 55 km
Coulons Vanuatu Village - 55 km
Napil Vanuatu Village - 55 km
Norsup Vanuatu Village 3000 people 56 km
Maé Vanuatu Village - 56 km
Ouere Vanuatu Village - 58 km
Lakatoro Vanuatu Village <1000 people 59 km
Féléa Vanuatu Village - 60 km
Longtal Vanuatu Village - 62 km
Fwimatal Vanuatu Village - 64 km
Amokh Vanuatu Village - 65 km
Tenmaru Vanuatu Village - 65 km
Katbol Vanuatu Village - 66 km
Laravet Vanuatu Village - 68 km
Narango Vanuatu Village - 68 km
Brenwe Vanuatu Village - 68 km
Lowarhé Vanuatu Village - 68 km
Limap Vanuatu Village - 69 km
Tatafo Vanuatu Village - 69 km
Youelapa Vanuatu Village - 71 km
Roghumbo Vanuatu Village - 71 km
Ellarmo Vanuatu Village - 72 km
Maloevole Vanuatu Village - 72 km
Hog Harbour Vanuatu Village - 73 km
Vinmavis Vanuatu Village - 74 km
Narovorovo Vanuatu Village - 75 km
Wailapo Vanuatu Village - 76 km
Rerep Vanuatu Village - 76 km
Lowérié Vanuatu Village - 77 km
Fali Vanuatu Village - 81 km
Linbul Vanuatu Village - 82 km
Olal Vanuatu Village - 83 km
Ranvetlam Vanuatu Village - 83 km
Pakatam Vanuatu Village - 83 km
Lambulmbatuei Vanuatu Village - 83 km
Wulakarakara Vanuatu Village - 85 km
Yaotilie Vanuatu Village - 85 km
Lowiravé Vanuatu Village - 85 km
Tavendrua Vanuatu Village - 85 km
Yélowouwou Vanuatu Village - 86 km
Lontigé Vanuatu Village - 86 km
Ladhu Vanuatu Village - 86 km
Bakakara Vanuatu Village - 87 km
Tasiriki Vanuatu Village - 87 km
Iakobone Vanuatu Village - 87 km
Napvioni Vanuatu Village - 88 km
Olo Olo Vanuatu Village - 88 km
Worovok Vanuatu Village - 89 km
Losoué Vanuatu Village - 89 km
Lavatavo Vanuatu Village - 89 km
Fonwor Vanuatu Village - 90 km
Térou Vanuatu Village - 91 km
Bourbar Vanuatu Village - 91 km
Woro Vanuatu Village - 92 km
Bounanbaga Vanuatu Village - 92 km
Jasmori Vanuatu Village - 93 km
Port-Vato Vanuatu Village - 94 km
Lamap Vanuatu Village - 94 km
Robertsons Vanuatu Village - 96 km
Mériver Vanuatu Village - 96 km
Maé Vanuatu Village - 97 km
Batouna Vanuatu Village - 98 km
Atsaritibi Vanuatu Village - 98 km
Wintua Vanuatu Village - 99 km
Nokowula Vanuatu Village - 99 km
Faroun Vanuatu Village - 100 km
Endu Pahakol Vanuatu Village - 101 km
Tourébiou Vanuatu Village - 102 km
Malfakhal Vanuatu Village - 105 km
Peskarüs Vanuatu Village - 105 km
Wousi Vanuatu Village - 106 km
Pawe Vanuatu Village - 107 km
Pualapa Vanuatu Village - 107 km
Mélip Vanuatu Village - 108 km
Tavelou Vanuatu Village - 110 km
Toak Vanuatu Village - 110 km
Piapouria Vanuatu Village - 111 km
Souléiséré Vanuatu Village - 113 km
Tasmate Vanuatu Village - 114 km
Liro Vanuatu Village - 117 km
Tafoualé Vanuatu Village - 118 km
Lulep Nesa Vanuatu Village - 119 km
Vesalia Vanuatu Village - 119 km
Vaoleli Vanuatu Village - 120 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
Walaha WLH unknown 0 24 km
Redcliffe RCL unknown 0 30 km
Santo Pekoa International SON 56 Civ. Paved Yes 6500 41 km
Longana LOD unknown 0 52 km
Big Bay GBA unknown 0 56 km
Sara SSR unknown 0 62 km
Craig Cove CCV unknown 0 67 km
Maewo MWF unknown 0 85 km
South West Bay SWJ unknown 0 100 km
Ulei ULB unknown 0 110 km
Lamen Bay LNB unknown 0 124 km
Olpoi Nw Santo OLJ unknown 0 137 km
Valesdir VLS unknown 0 146 km
Epi EPI unknown 0 150 km
Sangafa 2 Civ. Unpaved No 3200 183 km
Emae EAE unknown 0 183 km

Ports

Intensity Name LOCODE Country Distance
Palikoulo Bay Vanuatu 42 km
Santo VUSAN Vanuatu 45 km
Turtle Bay Vanuatu 52 km
Pentecost Island Vanuatu 67 km
Hog Harbor Vanuatu 74 km
Maewo Island Vanuatu 80 km
Ambryn Island Vanuatu 94 km
Port Sandwich VUPSA Vanuatu 96 km
Banks Island Vanuatu 184 km

More information

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