KWcam images taken on September 28, 2021, and September 27, 2022

A comparison of KWcam images taken on September 28, 2021, before the eruption began in Halemaʻumaʻu on September 29, 2021, and on September 27, 2022.  On September 28, 2021, several islands, including the one in the center of the crater that formed on December 20, 2020, are surrounded by younger lava flows erupted during the December 2020-May 2021 Kīlauea summit eruption. On September 27, 2022, The floor of Halemaʻumaʻu has grown in area and elevation due to the ongoing eruption in crater. The island that formed on December 20, 2020, is surrounded by younger lava flows so what is seen on the surface of Halemaʻumaʻu crater floor represents the oldest and youngest deposits from these recent eruptions! USGS photos.