Lava lake spills onto Halema‘uma‘u Crater floor

A Hawaiian Volcano Observatory geologist uses a laser range-finder to measure the depth of the lava lake at Kilauea's summit. The lake overflowed onto the floor of Halema'uma'u, adding another layer of shiny black lava to the crater. Courtesy of HVO
Lava bubbles up in the lava lake on Saturday night at Kilauea’s summit. (BILLY KILMER/West Hawaii Today)
Kilauea's summit lava lake remains high Monday morning. Webcam image courtesy of Hawaiian Volcano Observatory.

Kilauea’s summit lava lake covered nearly 40 acres of Halema‘uma‘u after rising over the top of Overlook crater.