Arial View of Mauna Loa Volcano Crater, Hawaii

Here’s what we know about Mauna Loa’s current (and past) eruptions

After virtually 40 years of calm, Mauna Loa is erupting once more and spewing lava, and that is what you might want to know.

Aerial view of Mauna Loa volcano crater, Hawaii

Mauna Loa on the island of Hawaii is without doubt one of the most energetic volcanoes on this planet. It’s considered one of 5 volcanoes that shaped the island of Hawaii (aka Massive Island) and is taken into account the biggest subaerial volcano on this planet by quantity and mass. Mauna Loa got here again to life in 2022, erupting because it has for lots of of hundreds of years. It’s intensively monitored by the Hawaiian Volcano Observatory (since 1912).

Hawaii is located above the Hawaii hotspot (which makes this area extremely volcanically active). The chain of islands owes its very existence to volcanoes (there isn’t a continental crust right here). Sooner or later, new islands will kind, and in tens of hundreds of years, a new Hawaiian island called Lōʻihi will emerge from the ocean.


Mauna Loa – One of many largest volcanoes on this planet

Mauna Loa is an energetic defend volcano with pretty light slopes, and its lava eruptions are low in silica and really fluid.

Mauna Loa is so large that it depresses the seabed. Many of the mountain will not be even seen; its lengthy underwater sides descend into the ocean for an additional 5 kilometers (or 16,400 ft). The title means “Lengthy Mountain”, in spite of everything. The large covers about half of the island of Hawaii (or Massive Island). Massive Island is about 85% the realm of ​​all the opposite Hawaiian Islands mixed.

The summit and components of the southeast and southwest flanks of Mauna Loa are protected in the spectacular Hawaii Volcanoes National Park (which additionally consists of the extremely energetic Kilauea Volcano).

Nobody must go to Hawaii to see volcanoes, California is also home to the world’s largest plug-dome volcano on this planet, and it’s protected within the Lassen Nationwide Park.

Associated: Hawaii vs Iceland: Which Islands Have the Most Impressive Active Volcanoes?

Mauna Loa – One of the crucial energetic volcanoes on this planet and previous eruptions

Mauna Loa has erupted 33 occasions since its well-documented eruption in 1843. When it erupts, it produces massive basalt flows – these have reached the ocean eight occasions since 1868. Mauna Loa is considered in eruption for at the very least 700,000 years. , and it most likely emerged from the ocean round 400,000 years in the past.

Mauna Loa is predicted to proceed to be energetic for an additional 500,000 to one million years till the gradual drift of the Pacific plate strikes it away from the hotspot. After that, it would grow to be an extinct volcano and steadily erode into the ocean over the eternities to come back.

Mauna Loa is without doubt one of the most watched volcanoes on the planet and poses a hazard to the inhabitants of the island.

Mauna Loa has not prompted any latest fatalities, however eruptions in 1926 and 1950 prompted in depth property injury.

One other excellent spot to discover the otherworldly volcanic landscapes is Tongariro National Park in New Zealand (the place The Lord of the Rings Mordor was filmed).

Associated: A guide to where (and how) to watch Hawaii’s best meteor showers

Mauna Loa eruption in 2022

In 2022, mighty Mauna Loa erupted once more, spewing lava, and on the time of writing (December 3, 2022) it has been erupting since November 27, 2022. That is the primary eruption since 1984.

the USGS issued “Alert Stage: WARNING, Colour Code: RED”. Verify their web site for professional updates on the eruption, hazards, and lava route. As of December 3, 2022, the lava circulate was solely about 2.7 miles from the Daniel Okay. Inouye Freeway. Thankfully, the lava circulate is gradual and there’s no have to panic.

  • Alert stage: ATTENTION, Colour code: RED

Usually, one of many Massive Island’s high points of interest is the hike to the 13,678-foot (4,170 m) summit of Mauna Loa. Nonetheless, (as anticipated) the mountain is closed as a result of eruption – examine the NPS website for updates.

Presently, many individuals are taking footage from a protected distance of the woke up large. If you wish to journey to the Massive Island and watch the volcano erupt, make sure to comply with all professional tips and preserve updated with the scenario.

The priority concerning the eruption will not be solely the lava circulate and the truth that it may lower off the island’s foremost freeway, but in addition the potential for poisonous gases being launched into the air. That is one more reason to at all times examine skilled recommendation earlier than venturing too shut.

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