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Thermal Images Show the Lava Lake’s Heat

Gif: USGS
Gif: USGS

The new lava lake has filled most of the crater. Hawaiian Volcano Observatory has what’s known as an F1 cam to measure how hot things are in the lake. It shows that molten rock has reached temperatures greater than 1,110 degrees Fahrenheit (600 degrees Celsius). The relatively “cool” area seen in the center of the lake is an island of hardened lava. Temperatures are merely around 212 degrees Fahrenheit (100 degrees Celsius) there. Hot enough to boil water. No big deal.