Hawaiian Volcano Observatory

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Cleary day view of K2 cam

[K2cam] Halemaʻumaʻu Overlook Vent 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, the crater wall of Halemaʻumaʻu behind the eruptive vent is about 85 m (~280 ft) high.

Disclaimer

The webcams are

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Fissures in Leilani Estates

[PGcam] - Fissures in Leilani Estates

Live Panorama of Fissures in Leilani Estates from Puʻu Honuaula [PGcam].

Gas Plume during the 1984 eruption of Mauna Loa, Hawaii blocks out ...

Gas Plume during the 1984 eruption of Mauna Loa, Hawaii

Gas Plume during the 1984 eruption of Mauna Loa, Hawaii blocks out the sun.

USGS
June 28, 2018

Frequently Asked Questions about Kīlauea Volcano’s Summit Earthquakes

These FAQs will help answer some of the most commonly asked questions about the nature of Kīlauea's summit activity and the numerous earthquakes occurring in the area.

Click on the image above to view the FAQs.

Clear day view of PO cam

[POcam] Puʻu ʻŌʻō Crater Single Frame from the North Rim

This image is from a temporary research camera positioned on the north rim of Puʻu ʻŌʻō, looking into the crater. The current crater is about 250 m (~275 yds) across.

Disclaimer

The webcams are operational 24/7 and faithfully record the dark of night if there are no sources of incandescence or other lights. Thermal webcams record heat rather

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Views of Mauna Loa Volcano during clear weather day (left) and on d...

Views of Mauna Loa Volcano during clear weather day and on day when...

These views of Mauna Loa are from near the Hawaiian Volcano Observatory looking toward the west. The view on left is typical during strong trade winds that blow the plume from Halema‘uma‘u Crater southwest of the summit area. The view on right is common during slack winds that allow vog conditions to develop in the summit area of Kīlauea. During such conditions, people

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Alaʻili Steaming Activity

[L1cam] - Alaʻili Steaming Activity

Live Panorama of Alaʻili Steaming Activity from Lilewa Crater [L1cam].

Earthquakes beneath Mauna Loa's summit prior to 1975 and 1984 erupt...

Earthquakes beneath Mauna Loa's summit prior to 1975 and 1984 erupt...

Earthquakes beneath Mauna Loa's summit prior to 1975 and 1984 eruptions. Green circles 0-5 km (0-3 mi) deep, red circles 5-10 km (3-10 mi) deep.

USGS HVO geochemist measuring gases released from Kīlauea with a Fo...

USGS HVO geochemist measuring gases released from Kīlauea with a Fo...

USGS HVO geochemist measuring gases released from Kīlauea with a Fourier transform infrared (FTIR) spectrometer, an instrument that detects gas compositions on the basis of absorbed infrared light.

Thermal view of PT cam

[PTcam] Puʻu ʻŌʻō Crater Thermal from the North Rim

This image is from a temporary thermal camera positioned on the northwest flank of Puʻu ʻŌʻō, looking southeast at Puʻu ʻŌʻō's summit crater. The temperature scale is in degrees Celsius up to a maximum of 500 degrees (932 degrees Fahrenheit) for this camera model, and scales automatically based on the maximum and minimum temperatures within the frame. Thick fume, image

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The gentle slope of Mauna Loa as seen from the flanks of Mauna Kea ...

The gentle slope of Mauna Loa as seen from the flanks of Mauna Kea ...

The gentle slope of Mauna Loa as seen from the flanks of Mauna Kea to the north. Younger lava flows appear dark on the volcano's flank, and clouds rest in the eastern saddle between the two volcanoes.

Earthquakes at Mauna Loa from June 2013 to June 2015. Green circles...

Earthquakes at Mauna Loa from June 2013 to June 2015. Green circles...

Earthquakes at Mauna Loa from June 2013 to June 2015. Green circles are 0-5 km (0-3 mi) deep and similar to ones prior to 1975 and 1984 eruptions, but cluster of 5-10 km (3-6 mi) deep quakes missing.