Seems to have happened before - this article has a small thumbnail of an explosion at the same site a few years ago: https://www.usgs.gov/observatories/yvo/news

Seems to have happened before - this article has a small thumbnail of an explosion at the same site a few years ago: https://www.usgs.gov/observatories/yvo/news/hydrothermal-explosions-yellowstone-national-park https://www.usgs.gov/observatories/yvo/news/hydrothermal-exp...