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The eruption within Halema‘uma‘u, at Kīlauea's summit, began at approximately 3:20 p.m. on September 29, 2021. 

The eruption within Halema‘uma‘u, at Kīlauea's summit, began at approximately 3:20 p.m. on September 29, 2021. 

Crater filling at Kīlauea is sometimes like pouring liquid into a mug, but more often it is like injecting haupia crème into a crispy malasada.

The eruption within Halema‘uma‘u, at Kīlauea's summit, began at approximately 3:20 p.m. one year ago today, on September 29, 2021. A series of photos...

Hawaiian Volcano Observatory photos and videos of recent activity on Kīlauea volcano.

When lava flows break out on the flanks of Kīlauea or Mauna Loa, Hawaiʻi residents and emergency management agencies want to know what to expect...

Photos and videos of the Hawaiian Volcano Observatory response to seismic unrest in American Samoa, recent activity on Kīlauea volcano, and fieldwork...

HVO scientists collect detailed data to assess hazards and understand how the eruption is evolving at Kīlauea's summit, all of which are shared with...

Photos and videos of the recent activity on Kīlauea volcano and the Hawaiian Volcano Observatory response to seismic unrest in American Samoa.

Photos and videos of the recent activity on Kīlauea volcano and the Hawaiian Volcano Observatory response to seismic unrest in American Samoa.