81 68—Water


Map Unit Setting

 General location: Crater Lake

Landform: Caldera lake

Geomorphic position: Lakes in the volcanic

caldera and in a few scattered small depressional areas

Major land resource area (MLRA): 3

Elevation: 4,700 to 6,200 feet

Average annual precipitation: 50 to 70 inches

Average annual air temperature: 38 to 42 degrees F

 Map Unit Composition

 Water: 100 percent

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