Kīlauea summit eruption in Halemaʻumaʻu crater - October 3, 2021

A telephoto view of the lava fountain in the western wall of Halema‘uma‘u crater during Kīlauea's ongoing summit eruption. In the late afternoon on Sunday, October 3, the maximum fountain height was measured at approximately 11 meters (36 ft). This photo was taken from the south rim of Halema‘uma‘u looking to the west around 4:00 p.m. HST. Hawaiian Volcano Observatory scientists continue to monitor the eruption from an area within Hawai‘i Volcanoes National Park that remains closed to the public due to safety reasons. USGS photo taken by K. Lynn.