asked 222k views
4 votes
What volcanic events formed crater lake, oregon? when did they take place?

asked
User Ferdeen
by
7.4k points

1 Answer

1 vote
Caldera collapse followed by major ash and pyroclasic-flow eruptions; 7000 years ago.
answered
User Rufo
by
8.8k points
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.