#fissure 3

Volcano Watch — On the road again: Chasing Mauna Loa’s gas plume

During eruptions, the Hawaiian Volcano Observatory aims to characterize both the chemistry and amount of gas being emitted. 

Mauna Loa eruption Day 14: Volcano continues to simmer down

The volcano is no longer producing lava that is moving outside and down the mountain, according to scientists.

Mauna Loa Eruption Day 13: Lava pond replaces fountains at fissure 3

While the Mauna Loa eruption continues, officials with the U.S. Geological Survey say fissure 3 has significantly reduced lava and gas emission output.

Mauna Loa Eruption Day 12: Threat to Daniel K. Inouye Highway over for now

The leading edge of the Mauna Loa eruption has stalled and is currently no longer a threat to Daniel K. Inouye Highway.

Mauna Loa Eruption Day 7: Lava moving slowly, ‘spreading out like a pancake’

The Mauna Loa lava flow is currently 2.25 miles from Daniel K. Inouye Highway and the leading edge is advancing at an average of 50 feet per hour.

Mauna Loa Eruption Day 5: Lava flow remains 2.7 miles from Saddle Road

The Northeast Rift Zone is still active, with fissure 3 continuing to be the dominant source of the largest lava flow.

UPDATE: Mauna Loa lava flow only 4.5 miles from Saddle Road

New webcam videos from USGS shows fissure 3 and new fissure 4 is feeding lava flows downslope to the north/northeast. Fissure 3 is feeding the largest lava flow.

Lava on the move as flow from fissure 3 crosses Mauna Loa Observatory Road

The lava from the Mauna Loa eruption is on the move with flow from its fissure 3 crossing the Mauna Loa Observatory Road overnight, according to USGS Volcanoes.