Hawaiian Volcano Observatory

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Clear day view of Mauna Loa during tradewind conditions from the su...

Clear day view of Mauna Loa during tradewind conditions from the su...

Clear day view of Mauna Loa during tradewind conditions from the summit of Kīlauea Volcano

Panorama of Mauna Ulu

[MUcam] - Mauna Ulu Cam

Live Panorama of Mauna Ulu Cam from [MUcam].

Solar-powered seismic station located near the summit of Mauna Loa ...

Solar-powered seismic station located near summit of Mauna Loa Volcano

Solar-powered seismic station located near the summit of Mauna Loa Volcano, Hawai‘i.

Map of post-1823 lava flows erupted from Mauna Loa (gray) and numbe...

Map of post-1823 lava flows erupted from Mauna Loa (gray) and numbe...

Slope map of Mauna Loa, including lava flows erupted since 1823 (gray), showing the approximate number of hours or days it took for a flow to advance from the vent location to the ocean or maximum reach of a flow. One flow that moved down the steep slopes on west flank of Mauna Loa reached the ocean in as little as 3 hours after the vent started erupting in 1950. The bold

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Cleary day view of KI Cam

[KIcam] Kīlauea Caldera from HVO Observation Tower

This image is from a research camera mounted in the observation tower at the Hawaiian Volcano Observatory. The camera is looking SSE towards the active vent in Halemaʻumaʻu, 1.9 km (1.2 miles) from the webcam. For scale, Halemaʻumaʻu is approximately 1 km (0.6 mi) across and about 85 m (~280 ft) deep.

Disclaimer

The webcams are operational 24

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USGS
May 29, 2018

Why so many earthquakes in the Kīlauea summit area?

Deflation at Kīlauea's summit has caused up to 1.5 meters (about 5 feet) of subsidence, which has stressed the faults around and within Kīlauea Caldera.

Click the image above to read the PDF.