Tag Archive | "hvo"

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Volcano Watch: Kīlauea Volcano’s eruptions offer picturesque viewing opportunities

The new vent opened on the eastern flank of Pu‘u ‘Ō‘ō and is now sending lava down the south flank of Kīlauea and across the coastal plain for the first time since 2013.

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Volcano Watch: Kilauea activity update for July 21, 2016

GPS measurements show deformation of Mauna loa related to inflation of a magma reservoir beneath the summit and upper Southwest Rift Zone, with inflation occurring mainly in the southwestern part of the magma storage complex.

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Pu‘u ‘Ō‘ō 61G lava flow tip stalls but breakouts still active

The 61G lava flow extending southeast of Puʻu ʻŌʻō towards the coastal plain on Kīlauea’s south flank remains active.

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Volcano Watch: Kilauea activity update for July 14, 2016

On the East Rift Zone, the “61g” flow continued to advance to the southeast, and, as of July 12, 2016, the leading tip of the flow was about 940 m (0.6 mi) from the ocean.

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This nitrogen-fixing lichen, Stereocaulon vulcani, is frequently abundant on`ā`ā lava flows on the Island of Hawai’i, particularly in wet environments. Photo courtesy of Tim Tunison.

Volcano Watch: Freddy fungus and Annie alga versus the volcano

On the Island of Hawai’i, lichens are important colonists of young lava flows, particularly `ā`ā lava. Lichens contribute to the accumulation of soil by supplying organic matter, and nitrogen-fixing lichens may add nitrogen to the environment.

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Surface breakouts remained active on the pali and coastal plain, but the leading tip of the flow has advanced little since mapping on Sunday. This morning, the flow front was about 940 m (0.6 miles) from the ocean. Activity upslope of the flow front was widening the flow margins. In this photo, the active flow is the lighter colored area Photo taken Tuesday, July 12, 2016 courtesy of USGS/HVO

Tip of 61G lava flow front stalls but breakouts widen the flow field

The 61G lava flow, southeast of Puʻu ʻŌʻō continues to be active on the coastal plain on Kīlauea’s south flank.

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A wider view of the fume-filled crater at Puʻu ʻŌʻō. The deep hole near the crater rim (see photo at left) is just left of center in this image. Photo taken Friday, July 8, 2016 courtesy of USGS/HVO

Pu‘u ‘Ō‘ō 61g lava flow continues to advance on the coastal plain

The active lava flow southeast of Puʻu ʻŌʻō continued to move across the coastal plain on Kīlauea’s south flank. When mapped on Thursday afternoon, the flow front had advanced to about 0.7 miles from the ocean.

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The hardened crust of this pāhoehoe lava is pushed upward as the flow advances, exposing the incandescent lava beneath. Photo taken Wednesday, July 6, 2016 courtesy of USGS/HVO

Volcano Watch: Kilauea activity update for July 7, 2016

As of mid-day on July 7, 2016, the flow was about 1.2 km (0.7 mi) from the ocean.

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As Kīlauea Volcano’s active pāhoehoe flow spreads across the coastal plain on July 6, the new lava appeared more shiny or silvery compared with the older lava beneath it. Molten “toes” of lava breaking out from the leading edges of the flow can be seen in the lower right quadrant of the photo. USGS photo.

Volcano Watch: Kīlauea Volcano’s Pu‘u ‘Ō‘ō lava flow advances toward the ocean

Today, a new flow from Pu‘u ‘Ō‘ō is moving to the southeast along the boundary of Hawaiʻi Volcanoes National Park and could eventually reach the ocean.

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Puʻu ʻŌʻō southeast lava flow about a mile from the ocean

When mapped on Tuesday afternoon (July 5), the lava flow front had advanced nearly 0.5 miles since Monday; the flow front was about 1.1 miles from the ocean.

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Pu‘u ‘O‘o lava flow less than two miles from ocean

Saturday afternoon (July 2), the flow front was roughly 0.25 miles out from the base of the pali, and was 1.8 miles from the ocean.

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A look into one of several skylights on the lava tube. The brightest area is the open lava stream. Photo taken Thursday, June 30, 2016 courtesy of USGS/HVO

Southeast lava flow from Puʻu ʻŌʻō continues to advance

Geologists reported yesterday afternoon that the lava flow front was about 150 meters beyond the base of the pali along the western boundary of the abandoned Royal Gardens subdivision.

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Jul 22, 2016 / 5:15 pm

 

 

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