Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Large overturned blocks frometers surface of flow under Kohola flow, evidence of horrendous methane explosion sometime in past few hours. Explosion occurred in advance of flow, which laps onto dislodged blocks. Largest block is 1.5 meters across.
Public Domain.
