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Kīlauea summit eruption thermal image comparison

Detailed Description

This comparison shows thermal images taken yesterday and today during USGS Hawaiian Volcano Observatory helicopter overflights. The main difference in this 24 hour period is the significant rise and infilling of the lava lake within Halema‘uma‘u crater at Kīlauea summit. This morning, the lake depth was measured at approximately 130 yards. USGS images by M. Patrick. 


Public Domain.