Fissures, Lava Lake, Wind Vortex at Halema‘uma‘u, Kīlauea
Fissures, Lava Lake, Wind Vortex at Halema‘uma‘u, KīlaueaFissures Feed a Lava Lake at Halema'uma'u, at Kīlauea Volcano's Summit. Since fissures opened on December 20, 2020 in Halema'uma'u crater, USGS–Hawaiian Volcano Observatory scientists have maintained a 24-hour watch from the rim, taking measurements and making visual observations.