Biscuit Basin Explosion

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Published 2024-07-25
What just happened at Biscuit Basin in Yellowstone National Park? Kaboom! Visitors witnessed a towering plume of steam, rock and mud rise several hundred feet into the air. The brief July 23 event was a classic example of a hydrothermal explosion, not a volcanic eruption. And with all the hot water circulating in the subsurface of this active volcano, it’s no surprise that hydrothermal explosions are Yellowstone’s most common geologic hazard.

Yellowstone's hydrothermal (hot water) system is powered by a cooling magma reservoir several miles beneath the surface. Even though the presence of hot water near the surface is partially due to that magma, this explosion was not triggered by changes in the magmatic system, like magma interacting with groundwater to cause it to convert to steam.

Rather, the event was rooted in the very shallow hydrothermal system, where transitions between liquid water and steam are common and can occur when silica (dissolved in the water) clogs hot water conduits, causing changes in pressure that may lead to explosions.

Mike Poland, scientist-in-charge of the Yellowstone Volcano Observatory, talks about this previously underappreciated hazard and how it recently gained a little more respect

USGS video: www.usgs.gov/media/videos/hydrothermal-explosion-y…

All Comments (21)
  • @peterschorn1
    "Whew! That was a narrow escape. Now let's go over and pet those fluffy cows."
  • @dionh70
    Every single person in the proximity of that event was astonishingly fortunate, and many of them were children. That entire situation could have turned out horrifyingly worse.
  • @bassangler73
    Glad no one was hurt! Yellowstone is an amazing place!
  • @TheRangerBob
    The dynamics of a living planet. This event was tiny in scale, a reminder that Earth events of varying scales happen and we can't do anything about them.
  • @phronsiekeys
    Given the looks of that boardwalk, I think we were lucky that no one was hurt.
  • Thanks for all the great explanations and data! You're doing a great job!
  • @JulieAiken
    As soon as I heard about this I was looking forward to your report! Great work, as usual. Never a dull moment at Yellowstone!
  • @icare7151
    Safety glasses and my hard hat on each time I visit Yellowstone National Park.
  • USGS, I saw this same image with flames in it on another YT site. I ignored its end-of-the-world headline title and told myself to wait for the objective truth. And here it is. From actual geologists. Can you sue people who steal your stuff, efface it with a lie, and seek gain for it? I know you probably can’t but I wish you could. Thanks for the truth. Blessings on your good work for our country.
  • @hikerdude5265
    You're a good speaker and reporter. Thanks for the great report!
  • @tybehny5722
    I'm glad this video exists. Short, concise, and intelligent explanations of current events help to keep the peace.
  • Gentle reminder to all of you "end times" weirdos, this has been happening for billions of years.
  • As crazy as Yellowstone is I will go there one day I think I just have to see it for myself !! This USGS channel is the best they provide so much information and great videos thanks so much !!!!
  • @Kevin-lo7se
    Thanks. I was just there at the end of June and early July and the Biscuit Basin area was very active and beautiful.
  • @Necrophite78
    Thanks for debunking all the conspiracy theories with this video.
  • For a government agency, that was a surprisingly, clear, concise, and informative video. It was just the perfect length it needed to be. Didn't drag out the information and gave enough insight in a short amount of time. Good work. Now wouldn't it be nice if the Secret Service or the FBI could follow the USGS lead and provide us with clear, concise reporting of events that relate to national security.
  • Very cool event! I was there two years ago and fished in the Firehole River. Amazing to see the steam rising from Biscuit Basin while trout fishing in a cold stream!
  • @JohnnyAngel8
    Good to see you, Mike! Thanks for the timely update.