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September 20, 2022 — Halema‘uma‘u subsidence from B1 cam

Detailed Description

This animated gif of images from the B1cam on the east rim of Halemaʻumaʻu crater shows changes to the crater floor during the afternoon of September 20, 2022. The lava lake level dropped 23-feet (7-meters) and the crater floor surrounding the lava lake also subsided by several yards (several meters). USGS animated gif. 


Public Domain.