An active volcano “Sangay” located in central Ecuador was erupted on 11th March 2021 and it ejected the clouds of ash up to the height of 8500 meters into the sky.

Following the volcano eruption, Ecuador’s capital of Chimborazo called Riobamba was overcast with the ash cloud even though the capital city is located around 50 km away from the Sangay Volcano. This volcano has recorded activity since past few weeks now. the ash from the Sangay volcano has also damaged the crops and cattle around the city.

Sangay Volcano

It is one among the highest active volcanoes in the world. Sangay is the most active volcano in the Ecuador even though it has erupted only for 4 times in the past because the eruption of the year 1934 is still going on. Sangay volcano is the southernmost stratovolcano located in the northern volcanic zone of the Andes. Sangay is around 5230 metre in height and it is home to the significant biological community with fauna like giant otter, mountain tapir, Andean cock-of-the-rock and king vulture. The ecological community of the protected under the Sangay National Park since the year 1983. Sangay National Park is a world heritage site.


Sangay volcano was erupted historically in 17th century (in 1628). After that, continuous eruptions were reported in 18th, 20th and 21st century (between 1728 & 1916 to 1934 & present). It has had frequent eruptions mostly of strombolian type.


Volcano comprising of the alternate layers of lava and ash is known as stratovolcano.

Strombolian eruption

The type of volcanic eruption comprising of mild blasts are known as the Strombolian eruption. Such eruptions are having Volcanic Explosivity Index of 1 to 3. It comprises of ejection of the incandescent cinders, lava bombs and lapilli. It rises up to the altitudes of 10 to hundreds of metres.

Sangay Volcano erupts with huge ash Sangay Volcano erupts with huge ash