The Steamboat Geyser -- known to eject a column of water 300 feet in the air -- erupted for the third time April 27. Comparison of seismic signals from eruptions in 2013, 2014 and 2018 at the Steamboat Geyser. According to the Geological Survey, this is a usual occurrence after a vigorous water eruption. Behnaz Hosseini took this photo of the Steamboat Geyser during the steam phase after the March 16 eruption. "We are planning on placing seismometers near Steamboat Geyser within the next week.

Source: CNN April 30, 2018 16:52 UTC