A-0 Geyser is a geyser in the

Lower Geyser Basin The geothermal areas of Yellowstone include several geyser basins in Yellowstone National Park as well as other geothermal features such as hot springs, mud pots, and fumaroles. The number of thermal features in Yellowstone is estimated at 10, ...

Yellowstone National Park Yellowstone National Park is an American national park located in the western United States, largely in the northwest corner of Wyoming and extending into Montana and Idaho. It was established by the 42nd U.S. Congress with the Yellowst ...

in the

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territori ...

. A-0 Geyser is part of the White Creek Group which includes Spindle Geyser and Botryoidal Spring. It can be identified by its shallow, round basin with a round vent in the middle found southeast of the Surprise Pool parking area. It erupts for a duration of about 30 to 40 seconds with intervals of 20 to 26 minutes between eruptions. The fountain reaches a height of . The name A-0 is an unofficial name based on the proximity of this geyser to the dormant A-1 and A-2 geysers. The RCN location of this geyser has been unintentionally switched with Dilemma Geyser, elsewhere in the Lower Geyser Basin.

References

{{Wyoming Geysers of Wyoming Geothermal features of Teton County, Wyoming Geothermal features of Yellowstone National Park Geysers of Teton County, Wyoming