#Mauna Loa HVO

Mauna Loa flow front is cut off, immediate threat to highway infrastructure diminishes

Field crews report that while the eruption continues out of Mauna Loa’s active fissure 3, the supply of lava from the fissure to the flow front has been cut off, and is no longer advancing towards the Daniel K. Inouye Highway.

Volcano Watch: Mauna Loa Reawakens

At 10:45 p.m. Sunday evening, Nov. 27, USGS Hawaiian Volcano Observatory scientists were alerted to an earthquake swarm beneath Mauna Loa. Before an hour had gone by, lava had broken the surface within Moku‘āweoweo, the summit caldera, for the first time in 38 years.