Old Faithful banner

Lobby > Exhibits > Why Geysers Erupt > Geyser Ingredients > Water > Pressure Cooker

Water

PRESSURE COOKER

Volcanic gases and high temperatures rise from a shallow magma body and heat dense salty water occupying cracks in the overlying rocks. When fresh groundwater from precipitation meets this salty brine, it, in turn, becomes superheated.

drawing of the caldera

Next | 1 > 2



Explorations
Exhibits
Maps
Multimedia
Young Scientists
Bookstore
Resources
Yellowstone Express
Webcams
Why Geysers Erupt
Hot Water Treasures
Hot Spring Ecology
Scientific Research

This work is supported by

National Science Foundation    Yellowstone Park Foundation


Last Updated: 00/00/00; Make an email comment or suggestion