Snowfall on Mauna Loa Summit

Mauna Loa: Imagery Shows World's Largest Volcano Erupt After 38 Years

HVO Mauna Loa ORANGE/WARNING - Mauna Loa Northeast Rift Zone eruption continues. No significant ash emissions; Aviation color code decreased to ORANGE. Ground based hazards from lava flows remain elevated and alert level remains WARNING. Dec 4, 2022 8:10 AM HST - Lava eruption from fissure 3 on the Northeast Rift Zone of Mauna Loa continues, but the threat to aviation of significant volcanic ash emission into the atmosphere has passed. For this reason, HVO is reducing the aviation color code fro

Mauna Loa, world’s largest volcano, erupting in Hawaii

Hawaii's Mauna Loa, world's largest active volcano, erupts for first time in decades

Where Mauna Loa’s lava is coming from – and why Hawaii’s volcanoes are different from most