Mapa topográfico Mount Saint Helens
Mapa interactivo
Haga clic en el mapa para ver la altitud.
Acerca de este mapa
The Mount St. Helens major eruption of May 18, 1980 remains the deadliest and most economically destructive volcanic event in U.S. history. Fifty-seven people were killed; 200 homes, 47 bridges, 15 miles (24 km) of railways, and 185 miles (298 km) of highway were destroyed. A massive debris avalanche, triggered by a magnitude 5.1 earthquake, caused a lateral eruption that reduced the elevation of the mountain's summit from 9,677 ft (2,950 m) to 8,363 ft (2,549 m), leaving a 1 mile (1.6 km) wide horseshoe-shaped crater. The debris avalanche was 0.6 cubic miles (2.5 km3) in volume. The 1980 eruption disrupted terrestrial ecosystems near the volcano. By contrast, aquatic ecosystems in the area greatly benefited from the amounts of ash, allowing life to multiply rapidly. Six years after the eruption, most lakes in the area had returned to their normal state.
Otros mapas topográficos
Haga clic en un mapa para ver su topografía, su altitud y su relieve.
Camp Kwoneesum Dam
United States > Washington > Skamania County
Camp Kwoneesum Dam, Skamania County, Washington, United States
Altitud media: 343 m
Northwoods
United States > Washington > Skamania County
Northwoods, Skamania County, Washington, United States
Altitud media: 447 m
Underwood
United States > Washington > Skamania County
Underwood, Skamania County, Washington, 98605, United States
Altitud media: 116 m
Sleeping Beauty
United States > Washington > Skamania County
Sleeping Beauty, Skamania County, Washington, United States
Altitud media: 1.179 m
Lake Bonneville
United States > Washington > Skamania County
Lake Bonneville, Skamania County, Washington, 98639, United States
Altitud media: 82 m
Indian Heaven Wilderness
United States > Washington > Skamania County
Indian Heaven Wilderness, Skamania County, Washington, United States
Altitud media: 1.191 m
Spirit Lake
United States > Washington > Skamania County
Spirit Lake, Skamania County, Washington, United States
Altitud media: 1.144 m
Lava Dome
United States > Washington > Skamania County
Lava Dome, Skamania County, Washington, United States
Altitud media: 2.109 m
Skamania
United States > Washington > Skamania County
Skamania, Skamania County, Washington, 97014, United States
Altitud media: 59 m
North Bonneville
United States > Washington > Skamania County > North Bonneville
North Bonneville, Skamania County, Washington, 98639, United States
Altitud media: 201 m
Stevenson
United States > Washington > Skamania County
Stevenson, Skamania County, Washington, 98648, United States
Altitud media: 75 m
Carson
United States > Washington > Skamania County > Carson
Carson, Skamania County, Washington, 98610, United States
Altitud media: 229 m
Sunset Falls
United States > Washington > Skamania County
Sunset Falls, Skamania County, Washington, United States
Altitud media: 457 m
Beacon Rock
United States > Washington > Skamania County
Beacon Rock, Skamania County, Washington, 97014, United States
Altitud media: 93 m
Mount Saint Helens National Volcanic Monument
United States > Washington > Skamania County
Mount Saint Helens National Volcanic Monument, Skamania County, Washington, United States
Altitud media: 896 m