January 20, 2023 — Timelapse video of lava lake activity in Halema‘uma‘u, Kīlauea

Lava lake activity continues in Halema‘uma‘u crater, at the summit of Kīlauea, on January 20, 2023. This time-lapse sequence shows an hour and a half of activity in the eastern lake. Lava upwells at the fountain source and spreads out towards the lake margin, where it downwells. Overall, activity in the crater has been steady in recent days.