Global Volcanism Program | Image GVP-07791
Gas-and-steam plumes emit from fumaroles on the crater floor of El Chichón volcano in January 1983. Gas and steam also rise from the hot, acidic crater lake in the foreground. Fumarole temperatures in the lower crater walls and floor ranged from 98 to 115°C.
Photo by Bill Rose, 1983 (Michigan Technological University).