Hell's Half Acre Lava Field
Hell's Half Acre Lava Field is a basaltic lava plain located on the Snake River Plain of Idaho in the United States. It is the easternmost of the basaltic lava fields on the Snake River Plain, located about 25 miles (40 km) west of Idaho Falls, Idaho and 30 miles (48 km) north of Pocatello, Idaho. In 1976, the National Park Service designated the northwestern portion of the site a National Natural Landmark. In 1986, the Bureau of Land Management recommended that 68,760 acres (27,830 ha) of the site, located just southeast of the National Natural Landmark, to be a wilderness study area.
| Hell's Half Acre Lava Field | |
|---|---|
View of Hell's Half Acre Lava Field | |
| Highest point | |
| Elevation | 1,631 metres (5,351 ft) |
| Coordinates | 43.50°N 112.45°W |
| Geography | |
| Location | Bonneville and Bingham counties, Idaho, U.S. |
| Geology | |
| Mountain type | Shield volcano, lava plain |
| Last eruption | 3250 BCE ± 150 years |
U.S. National Natural Landmark | |
| Designated | 1976 |
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