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The Snake River cutting through the plain leaves many canyons and gorges, such as this one near Twin Falls, Idaho Snake River Plain across southern Idaho The eastern Snake River Plain, image from NASA's Aqua satellite, 2008. The Snake River Plain is a geologic feature located primarily within the U.S. state of Idaho.
The Snake River Plain is the largest area without mountains, but it still features rugged terrain, being crisscrossed by canyons formed by the Snake River and its tributaries. [1] [30]: 604–606 Due to the rain shadow effect of the Cascades, precipitation as a whole is scant, averaging 14 inches (360 mm) across the entire watershed. Most ...
The Snake River Plain ecoregion is a Level III ecoregion designated by the United States Environmental Protection Agency (EPA) in the U.S. states of Idaho and Oregon.It follows the Snake River across Idaho, stretching roughly 400 miles (640 km) from the Wyoming border to Eastern Oregon in the xeric intermontane west.
The eastern Snake River Plain is a topographic depression that cuts across Basin and Range Mountain structures, more or less parallel to North American Plate motion. Beneath more recent basalts are rhyolite lavas and ignimbrites that erupted as the lithosphere passed over the hotspot.
The Snake River Aquifer is a large reservoir of groundwater underlying the Snake River Plain in the southern part of the U.S. state of Idaho. Most of the water in the aquifer comes from irrigation recharge. Measuring about 400 miles (640 km) from east to west, it is an important water source for agricultural irrigation in the Plain.
Map of Pleistocene lakes in the Western US, showing the path of the Bonneville Flood along the Snake River. The Bonneville flood was a catastrophic flooding event in the last ice age, which involved massive amounts of water inundating parts of southern Idaho and eastern Washington along the course of the Snake River.
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, [1] located about 25 miles (40 km) west of Idaho Falls, Idaho and 30 miles (48 km) north of Pocatello, Idaho. [4]
Wilson Butte Cave is located on the Snake River plain in Jerome County, northeast of Twin Falls and southeast of Shoshone, Idaho.It is an archeological site listed on the National Register of Historic Places and maintained by the Bureau of Land Management (BLM).