Maunaloa volcano, Big Island, Hawai'i: news & activity updates

Updated: Apr 18, 2024 10:30 GMT- refresh

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Mauna Loa (Hawai'i): shallow magnitude 4.0 earthquake under summit caldera

Tue, 6 Sep 2016, 14:58

M4.0 earthquake under Mauna Loa today

A magnitude 4.0 earthquake occurred at 2.4 km depth beneath the summit caldera of the volcano half an hour ago (04:25 am in Hawaii). Read all

Mauna Loa (Hawai'i): continuing seismic unrest, but no eruption in near future likely

Mon, 25 Jul 2016, 06:02

Weekly earthquake rate of Mauna Loa during the past year (HVO)

The volcano is not erupting, but continues to show unrest. Deformation and seismic activity remain above long-term background levels. Read all

Mauna Loa volcano (Hawaiian Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 16 March-22 March 2016 (Continuing Activity)

Wed, 16 Mar 2016, 06:00

On 17 March HVO reported that seismicity at Mauna Loa remained above long-term background levels and was characterized by shallow earthquakes occurring beneath the Southwest Rift Zone (SRZ) at depths of less than 5 km. GPS data showed continuing deformation related to inflation of a magma reservoir beneath the summit and upper SRZ, with inflation recently detected in the SW part of the magma storage complex. The Aviation Color Code remained at Yellow and the Volcano Alert Level remained at Advisory. Read all

Maunaloa volcano

Shield volcano 4170 m / 13,681 ft
Big Island, Hawai'i, 19.48°N / -155.61°W
Current status: normal or dormant (1 out of 5)

Maunaloa webcams / live data | News | Updates | Earthquakes | Tours

Maunaloa volcano eruptions:
1832, 1843, 1849, 1851, 1852, 1855-56, 1859, 1865-66, 1868, 1870(?), 1871, 1872, 1873, 1873-74, 1875, 1876, 1877, 1879, 1880, 1880-81, 1887, 1892, 1896, 1899, 1903, 1907, 1914-15, 1916, 1919, 1926, 1933, 1935-36, 1940, 1950, 1975, 1984, 2022 (Nov-ongoing)
Typical eruption style
Dominantly effusive.

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Maunaloa Volcano Tours

Oahu-Kauai-Maui-Hawai'i (USA)

Hawaii - Birthplace of Islands

14 days walking and study tour to Oahu, Kauai, Maui, Hawai'i

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14 days / 13 nights - Moderate
Price 4990 €

no scheduled dates at present

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