Yellowstone News and Information

  Russian Pundit's Idea of Nuking Yellowstone Volcano Wouldn't Work

  Yellowstone Volcano's Norris Geyser Basin Has Risen

  An outlier of Yellowstone's thermal areas: the travertine of Mammoth Hot Springs Release Date: July 12, 2021 Early explorers during the separate Washburn, Hayden, and Hague expeditions of the 1870s were astonished by the massive terraces and pools of hot-spring limestone, better known as travertine, at Mammoth Hot Springs—a chemical oddity that is quite different from other Yellowstone thermal areas. Yellowstone  Caldera  Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Pat Shanks, research geologist emeritus with the U.S. Geological Survey. Map of Yellowstone National Park showing locations of thermal basins that host hot springs, geysers, and mudpots.  Dark green areas host alkaline-chloride fluids.  Yellowstone Caldera margin shown as bold dashed line. (Public domain.) Three main varieties of hot spring fluids are r

YVO Update of Activity at Yellowstone and Plans for Summer Fieldwork Detailed Description It's May, the snow is melting and the roads are mostly open, so it's time for geologists, geophysicist and geochemists to head into Yellowstone to start projects they have been planning for the last several months. Next week, a field team will deploy a temporary GPS network to help “densify” the network of continuous GPS stations already in place. The temporary GPS stations are low profile, low power, aren't radio connected, and will need to be picked up later this year before the snow starts to fall. Each statio