South flank of Pu`u`O`o before and after collapse of west flank in 1997, Kilauea Volcano, Hawai`i

Photo Information

South flank of Pu`u`O`o cone before collapse events in January 1997, Kilauea Volcano, Hawai`i

Photograph by C. Heliker on March 29, 1994

South flank of Pu`u`O`o cone after collapse events in January 1997, Kilauea Volcano, Hawai`i

Photograph by C. Heliker on June 12, 1997

These views toward the south flank of Pu`u `O`o cone show changes as the result of (1) the collapse on 29 January 1997, which lowered the west and south rim of the crater and (2) accumulation of lava from new vents at the base of the west (note small spatter cones) and south flanks.