Articles tagged "mauna loa"

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Mauna Loa volcano Alert Level and Aviation Color Code raised, Hawaii

Earthquake and ground deformation rates at Mauna Loa Volcano have exceeded long term background levels over the past several months, forcing the Hawaiian Volcano Observatory to raise the Alert Level to Advisory and the Aviation Color Code to Yellow. All communities...

July 02, 2019

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Increased seismicity and ground deformation at Mauna Loa volcano, Hawaii

Activity at Hawaiian Mauna Loa volcano has risen to levels comparable to a higher period of activity between 2014 and 2017, HVO scientists said. The last eruption at the volcano took place in 1984. While there is no cause for alarm, those signs of higher activity...

April 15, 2019

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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

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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