June 29, 2022 — Active lake surface of Halema‘uma‘u, Kīlauea

This image shows the active lake surface of Halema‘uma‘u, as seen during a Kīlauea summit eruption observational field shift on June 29, 2022. The lava is flowing from left to right in this photo, and multiple areas of spatter can be seen (the red patches in the center of the photo and along the margin of the lake). The active lake is 23 feet (7 meters) below the rest of the lake surface. The main portion of the lake is 3 feet (1 meter) above the small pinched out section. USGS photo by L. Gallant.