Great Fountain Geyser
| Great Fountain Geyser | |
|---|---|
Sunset eruption | |
| Location | Lower Geyser Basin, Yellowstone National Park, Wyoming |
| Coordinates | 44°32′11″N 110°48′00″W / 44.536424°N 110.7998826°W |
| Elevation | 7,349 feet (2,240 m) |
| Type | Fountain geyser |
| Eruption height | 75 feet (23 m) to 220 feet (67 m) |
| Frequency | 9 to 15 hours |
| Duration | 1 hour (2 hours max) |
| Temperature | 49 °C (120 °F) |
The Great Fountain Geyser is a fountain-type geyser located in the Firehole Lake area of Lower Geyser Basin of Yellowstone National Park, Wyoming. It is the only Lower Geyser Basin feature that the park makes predictions for.