Published: Fri, May 18, 2018
Global News | By Blake Casey

Hawaii volcano erupts from summit, shooting plume of ash

Hawaii volcano erupts from summit, shooting plume of ash

He said he didn't hear anything and has yet to spot ash.

"But the conditions to have the sorts of explosions that occurred during (those centuries) do not exist right now, so such explosions are not expected", he said.

All that activity along the east rift zone caused a dramatic depressurization of the magma column below Kīlauea's summit, slowly draining the lava lake in the summit crater.

Whereas St. Helens sits along the geologically active boundary of the Pacific Plate, Kīlauea and the other Hawaiian volcanoes are powered by a hot spot deep within Earth's mantle. It was co-sponsored by U.S. Sens.

"It's a real dynamic situation up there", she said of the summit. "Fortunately no (volcanic) vents opened up today, but this event is far from over".

Alaska Sen. Lisa Murkowski and Hawaii Sen. Mazie Hirono, of Hawaii, and Maria Cantwell, of Washington, both of whom are Democrats.

Geologists aren't planning to check if an eruption at a Hawaii volcano ejected any large boulders.

That rock was hurled from the volcano's Overlook crater and landed in an ash-covered parking lot. "They'd even take their little postcards, burn one corner in the lava flow, mail them off, stuff like that", he said. Communities a mile or two away could be showered by pea-size fragments or dusted with nontoxic ash, they said.

Geologists said it was extremely unlikely Kilauea would have a massive eruption like that of 1790 which killed dozens of people in the deadliest eruption to occur in what is now the United States.

In the village of Volcano, barely three miles from the summit, lifelong resident Lance Benevides went through the familiar protocol to cope with an eruption, including detaching his roof gutters from his water tank to keep ash out of the catchment system that serves as his water supply.

Officials have said the eruption isn't likely to be unsafe as long as people stay out of the closed park.

"So a big event that got people's attention but not with widespread impacts", Michelle Coombes said.

"The volcanoes are very different in composition and style", he said. Hoyt explained the biggest concern though is the toxic sulfur dioxide that's seeping from the fissures caused by the volcano.

Short-term risks are higher for those with asthma and emphysema. The National Weather Service issued an ash advisory until noon.

Anyone with respiratory difficulties, such as asthma or emphysema, should limit exposure to the ash, Green said. It's among the five volcanoes that form the Big Island, and it's the only one actively erupting.

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Mount Pinatubo last erupted in 1991, killing more than 350 people in what became the second-largest eruption of the 20th century.

Coney says there have been many room cancellations, though she says there has been some walk-in traffic from people excited to be there. "It's risky within a few kilometers of the top of the volcano", Self added.

Smoke and lava erupt from a fissure close to a house on the outskirts of PahoaReutersHow many individuals have been evacuated?

"I think it's going to be a series of explosions similar to the one that happened this morning, and that's based on what happened in 1924, which is really our only analog", he said of the almost century old event, which lasted 2-1/2 weeks and killed one person who was hit by a "ballistic block".

But phreatic eruptions can still pose a deadly threat to anyone near the eruptive vent - and they are extremely hard to forecast, Poland said. He described Thursday so far as a "nice rainy day".

It's a shield-type volcano making up the south-eastern facet of the Huge Island of Hawaii.

"It would be anybody's guess why it changed behavior in the last few weeks as it dramatically did", said volcanologist Erik Klemetti of Denison University in Ohio. Residents say the haze across the area is so thick it resembles fog, with visibility extremely low in some areas. Passenger jets generally cruise at around 30,000 feet, the height of Thursday's plume.

HAWAII VOLCANOES NATIONAL PARK, HI - MAY 15: A man drives a golf cart at a golf course as an ash plume rises in the distance from the Kilauea volcano on Hawaii's Big Island on May 15, 2018 in Hawaii Volcanoes National Park, Hawaii.

Mike Poland, a geophysicist with the U.S. Geological Survey, confirmed the explosion on Thursday.

Volcanic activity in the area began on May 3.

There's a lone webcam operating at the Hawaii Volcano Observatory's evacuated observation tower.

But they expect them to continue.

At first look, Kilauea seems to be a part of the bigger volcano Mauna Loa.

The eruption sent an ash cloud spewing more than nine thousand metres into the air and residents were put under an ash fallout alert.

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