Comparison of Porkchop Geyser in Sep 1984 (left) and Aug 1986 (right)

Comparison of Porkchop Geyser in September 1984 (left) and August 1986 (right)

Detailed Description

Comparison of Porkchop Geyser in September 1984 (left) and August 1986 (right).  The Geyser entered a period of near-constant eruption in 1985, and the pool disappeared; it exploded on September 5, 1989.

Details

Image Dimensions: 2000 x 669

Date Taken:

Location Taken: Yellowstone National Park, WY, US