Week Five

 Volcanic Activity

El Salvador is called The Land of Volcanoes. There are 170 volcanoes scattered in a territory of 21,041 square kilometers. El Salvador is a small nation but very volcanically active, in fact 90% of it's area had volcanic materials

The Volcanoes in El Salvador have always been important to the country and have been a part of the cultural history of the country since precolonial times. 

El Salvador has 20  Holocene volcanoes. Holocene volcanoes are volcanoes that have been active in the last 11,700 years. They fall into two broad categories: dormant and active. Dormant volcanoes are no very likely to erupt soon as compared to active volcanoes that have a higher chance of eruption in the near future.

It has 23 active volcanoes which six of those are frequently monitored for seismic activity. Santa Ana, Izalco, San Salvador, San Vicente, Chaparrastique and the Llopango Caldera. 

Name	Type Altitute	Location	Last Eruption
1	Santa Ana	Stratovolcano 2,382	Santa Ana	2005
2	Izalco	Stratovolcano 1,965	Sonsonate	1966
3	San Salvador	Stratovolcano 1,867	San Salvador	1917
4	San Vicente	Stratovolcano 2,173	San Vicente	N/A
5	Chaparrastique	Stratovolcano 2,130	San Miguel	1976
6	Burnt Islands Ilopango	Lava Dome 450	San Salvador	1879 1880
	Ilopango	Caldera 438	San Salvador	429 AD

Sources: 

• https://volcano.si.edu/volcanolist_countries.cfm?country=El%20Salvador
• https://homework.study.com/explanation/what-is-a-holocene-volcano.html#:~:text=Holocene%20volcanoes%20are%20volcanoes%20that,erupt%20in%20the%20near%20future.
• https://elsalvadorinfo.net/volcanoes-in-el-salvador/