Overall Orange alert Volcanic eruption for Soufriere St. Vincent
in Saint Vincent and the Grenadines

Event summary

Volcanic eruption Soufriere St. Vincent is expected to have a medium humanitarian impact based on the magnitude and the affected population and their vulnerability.

Name: Soufriere St. Vincent
Lat/Lon: 13.33 , -61.18
Event Date: 23 Apr 2021 00:00 UTC
Exposed Population 30km: About 94000 people within 30km
Exposed Population 100km: About 270000 people within 100km
Max Volc. Explosivity Index VEI: 4
Population exposure index: 4
Inserted at: 19 Apr 2021 18:59 UTC

GDACS Score

For more info on GDACS alert score click here.

Historical Timeline


Volcano Timeline

IDGDACS alert colorDateEruption DetailsSource
1 09 Apr 2021 00:00 Continue explosive eruption. WASHINGTON
2 12 Apr 2021 00:00 Eruption at 2021-04-09 19:00 UTC continue volcanic ash aloft. TOULOUSE
3 15 Apr 2021 00:00 Remnant volcanic ash from earlier eruption. WASHINGTON
4 19 Apr 2021 00:00 Prev volcanic ash emission disp. WASHINGTON
5 23 Apr 2021 00:00 Reminent volcanic ash disp. WASHINGTON

Exposed population

The eruption happened in Saint Vincent and the Grenadines , of St. Vincent & the Grenadines (population 110,459) . The nearest places are Fancy, Georgetown, Chateaubelair, Kingstown, Calliaqua, Union, Mustique, Vieux Fort, Soufrière, Anbre, and Castries.

Radius Population
100 km 270000 people
75 km 180000 people
50 km 100000 people
30 km 94000 people
20 km 63000 people
10 km 19000 people
5 km <1000 people
2 km <1000 people

Detailed event map. European Union, 2024. Map produced by EC-JRC.
The boundaries and the names shown on this map do not imply official endorsement or acceptance by the European Union.

Affected Provinces

Region Province Country Population
St. Vincent & the Grenadines Saint Vincent and the Grenadines 110000 people

Affected populated places

Name Region Province Country City class Population Distance
Fancy Charlotte St. Vincent and the Grenadines Village - 4 km
Georgetown Charlotte St. Vincent and the Grenadines Village 1700 people 8 km
Chateaubelair Saint David St. Vincent and the Grenadines Village <1000 people 8 km
Kingstown Saint George St. Vincent and the Grenadines Capital 18000 people 17 km
Calliaqua Saint George St. Vincent and the Grenadines Village - 22 km
Union St. Vincent and the Grenadines Village - 35 km
Mustique St. Vincent and the Grenadines Village - 49 km
Vieux Fort Vieux Fort St. Lucia Village 4500 people 51 km
Soufrière Soufrière St. Lucia Village 3500 people 60 km
Anbre Micoud St. Lucia Village - 61 km
Canouan St. Vincent and the Grenadines Village - 70 km
Castries Castries St. Lucia Capital 13000 people 77 km

see full list

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Airports

Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
E T Joshua SVD 20 Civ. Paved Yes 4600 21 km
J F Mitchell 4 Civ. Paved No 3600 39 km
Hewanorra International UVF 3 Civ. Paved Yes 9000 51 km
Canouan 5 Civ. Paved No 3600 72 km
Vigie SLU 6 Civ. Paved Yes 6200 79 km
Union Island UNI unknown 0 84 km
Palm Island PLI unknown 0 86 km

Ports

Name LOCODE Country Distance
Kingstown VCKTN Saint Vincent and the Grenadines 21 km
Admiralty Bay Saint Vincent and the Grenadines 38 km
Vieux Fort Saint Lucia 50 km
Cul de Sac Bay LCCDS Saint Lucia 74 km
Castries LCSLU Saint Lucia 78 km

Dams

Nuclear plants

Tsunami impact

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Tsunami affected locations


Initial conditions

More information

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