Articles tagged "mauna loa"


Alert level increased for Mauna Loa volcano, Hawai'i

The Hawaiian Volcano Observatory (HVO) announced on September 17 they are elevating the Mauna Loa volcano alert level to Advisory and the aviation color code to Yellow due to elevated seismic activity under the volcano. This increase in alert level does not mean that

September 18, 2015


Earthquake swarm under Mauna Kea volcano, Hawaii

An earthquake swarm occurred under Mauna Kea volcano (19.82 N, 155.47 W) in Hawaii on October 19, 2011. The largest earthquake was M4.5 at depth of 18 km, 9 km NE of the summit.Scientists say the earthquake was the largest in a cluster of about 20 earthquakes on the nor

October 20, 2011