Types and status of volcanoes
(What did that mean, again?)
100
This is the status of Mt Mazama (Crater Lake), because there is not enough magma nearby for another eruption.
What is extinct?
200
When the lava is very runny, it spreads out before it cools into rock, forming this type of volcano.
What is shield?
300
This volcano status comes from the same root as the Spanish word for “sleep”.
What is dormant?
400
When a volcano is formed by alternating layers of lava and ash, we call it composite or this other type name.
What is stratovolcano?
500
Mt. Hood’s status is this.
What is active?
M
e
n
u