Scientists at the Hawaiian Volcano Observatory said “episode 16” of the ongoing eruption began at 10:57 p.m. on Monday, with lava overflowing from the north vent.

Kilauea began continuously releasing lava from its summit caldera inside Hawaii Volcanoes National Park at 9:26 a.m., the U.S. Geological Survey said. The molten rock was contained within the park and wasn’t threatening residential areas.