Mount St. Helens Essay

Improved Essays
Mount St. Helens is a volcanic stratovolcano still actively located in the Cascade Range in Western North America in the state of Washington. It was formed by a subduction plate boundary also located on the Juan de Fuca plate. The Cascade range is one of the most famous mountain ranges, and has one of the most active volcanos located in Western North America. Other areas or famous landmarks surrounding Mount St. Helens are the South Fork Toutle River, North Fork Toutle River, Castel lake, Coldwater lake, St. Helens Lake, Spirit Lake, Pumice Plain, and Upper Muddy River. The longitude of Mount St. Helens is -122.19225 and latitude is 46.19761, and it also has an astounding elevation of 8,366 feet. Mount St. Helens had been dormant for 123 years but then on March twentieth of 1980 a series of small earthquakes were detected near the region. Then suddenly more and more geologist became interested in the mountain. During the following few days, the magnitude and frequency of the shockwaves from the earthquakes …show more content…
Helens eruption(s) it was one of the most destructive in the volcanic history of the United States. More than fifty seven people are known to have died in a result of the volcanic eruption. More than one hundred and eighty five miles of roads and fifteen miles of railways were critically hurt or damaged. The volcano used to be a symmetrical cone shape 9,600 feet above sea level until the 1980 eruption. The 1980 eruption removed an upper 1,300 feet of Mount St. Helens summit. It left a horseshoe shaped crater as result, with destroyed and scorched barren wasteland around it. As of today the land is still healing, and recovering its natural beauty. Even though the landscape is now permanently altered. Before the 1980 eruption there was minor eruptions in 1898, 1903, and 1982, but for most of the 20th century it was a beautiful mountain and woodland. And of course that was destroyed in the 1980

Related Documents

  • Improved Essays

    Mount St. Helens, located in Skamania County Washington State, had an eruption which caused the death of fifty-seven people on May 18, 1980. A cloud full of ash rose into the sky, turned everything dark, and made any given time of day appear as black as midnight across many of the north-western states. It was recommended that people not leave their homes and they were told to wear gauze masks to keep the ash from entering their lungs. The eruption also caused about one thousand miles of roads to close (including state highways), trains to be stopped, and it forced aircraft to land. The repairs for the roads alone cost hundreds of millions of dollars.…

    • 307 Words
    • 2 Pages
    Improved Essays
  • Improved Essays

    Missouri’s Geology Missouri is home to a wide variety of geological history as well as treasure which can be found throughout the state. From its wonderful variety of caves to the rock columns in the state parks of the south as well as the mines. The soil is as rich in diversity as the plant and animal life, from the north to the south as well as the east to the west. It can be dated back as far as before there was life on this planet and at one time even had an ocean over it. It is truly amazing what one can find as they begin to dig in the dirt.…

    • 1116 Words
    • 5 Pages
    Improved Essays
  • Improved Essays

    Kilauea Research Paper

    • 593 Words
    • 3 Pages

    Mt.Kilauea is a volcano that makes up the southeastern side of the island Hawaii. Mt Kilauea has had more than 60 eruptions and has been erupting continuously since Jan. 3, 1983.Kilauea is thought to have killed around 80 people when it erupted without warning in the late 1780s. Most recently 2,000 people to evacuate thier homes. The volcano’s elevation is 4,091.Mt. Kilauea is a shield volcano which are the largest volcanos in the world.…

    • 593 Words
    • 3 Pages
    Improved Essays
  • Improved Essays

    Missoula Flood Causes

    • 412 Words
    • 2 Pages

    Fissure eruption began 20 to 25 million years ago in the Picific Northwest from plateaus East of the cascades almost 10,000 squar miles were covered as deep as…

    • 412 Words
    • 2 Pages
    Improved Essays
  • Improved Essays

    Mount St. Helens is most notorious for its major 1980 eruption, the deadliest and most economically destructive volcanic event in the history of the United State. The eruption started at 8:32 am after 123 years of sleep. A massive debris avalanche triggered by an earthquake measuring 5.1 on the Richter scale caused the eruption. The avalanche 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 up to 0.7 cubic miles (2.9 km3) in volume.…

    • 1422 Words
    • 6 Pages
    Improved Essays
  • Superior Essays

    No one really knows. But after watching Mt. St. Helens and listening to the guesses about its performance, if we had to bet, we would bet on the river.” The topic of Mount St. Helens is an interesting one. Hold that thought for a moment. For the longest time, the general view was held that the grand canyon formed slowly over a long period of time by the colorado river.…

    • 2092 Words
    • 8 Pages
    Superior Essays
  • Improved Essays

    Axial Seamount Essay

    • 466 Words
    • 2 Pages

    The purpose of this paper is the explain a natural phenomena, Axial Seamount. Even if the reader has no knowledge of Axial Seamount, they will be able to fully understand the content of this paper. They will learn facts about Axial Seamount such as what it is, on what plates it is located on, what landforms are around it, etc. Axial Seamount is an underwater volcano located in the Northeastern Pacific Ocean, about 483 kilometers (300 miles) off the coast of Oregon. Because its frequent volcanic activity, the first underwater volcano observatory is located near the volcano.…

    • 466 Words
    • 2 Pages
    Improved Essays
  • Improved Essays

    Lassen Volcanic’s geology is very interesting. The terrain has been influenced from many different natural occurrences from 25,000 to 18,000 years ago. Referring back to the May 22, 1915 eruption, the active volcano created a great deal of devastation and depressions; known as the Devastated Area. The devastation caused has an area of three square miles. Volcanoes are common at Lassen.…

    • 577 Words
    • 3 Pages
    Improved Essays
  • Improved Essays

    Mount St Helens

    • 985 Words
    • 4 Pages

    Mount St. Helens is an 8,363-ft. tall volcanic landmark of the state of Washington. It was a popular tourist attraction and recreation area for most of the 20th century. It was also The U.S.’s 8th tallest mountain, towering at 9,977 ft. It is now the 14th tallest at 8,363 ft. tall, due to a major eruption in May of 1980. On May 18, 1980, the beautiful, peaceful well-known mountain Mount St. Helens became the most dangerous mountain in U.S. history in a matter of minutes.…

    • 985 Words
    • 4 Pages
    Improved Essays
  • Improved Essays

    Essay On Mount Hood

    • 582 Words
    • 3 Pages

    Web Project 2 http://pubs.usgs.gov/fs/2000/fs060-00/ The most recent significant eruption of Mount Hood happened in the 1790’s shortly before Lewis & Clark passed through the area. There was less significant explosive activity around the middle of the 17ths century. After this time the volcano has been quiet and inactive. There will come a time when Mount Hood will erupt again.…

    • 582 Words
    • 3 Pages
    Improved Essays
  • Improved Essays

    One of the most devastating and well known earth quakes in American history was the Great San Francisco Earthquake that happened on April 18th, 1906. Early in the morning there was a 296 miles long rupture along the San Andreas Fault and extensive fires followed after. This earthquake remains as one of the most important studies of a single earth quake because of what scientists were able to study and learn from it. This earthquake affected earth, caused severe damage, a large death toll, as well as created an economic impact. Studying this earthquake we are able to determine the type of plate boundary that occurred and if this was expected from this type of boundary.…

    • 1043 Words
    • 5 Pages
    Improved Essays
  • Improved Essays

    But Mt Spur’s center peak almost hits 15,000 feet but when that mountain had an avalanche and it almost took out half of Anchorage, Alaska. The biggest thing is the history about the volcanoes, since 1760 there has been 240 combined eruptions (“Alaska Volcano…

    • 512 Words
    • 3 Pages
    Improved Essays
  • Decent Essays

    Columbia Glacier Essay

    • 490 Words
    • 2 Pages

    The Columbia Glacier drops down an ice field 3,050 meters above sea level, down the side of the Chugach Mountains, and into Prince William Sound. The glacier is one of the most rapid changing glaciers in the world. The glacier flows directly into the sea. When it was first discovered, the beak of the glacier went down to the northern edge of Heather Island. This island is near Columbia Bay.…

    • 490 Words
    • 2 Pages
    Decent Essays
  • Improved Essays

    The first eruption, which happened 2.1 million years ago, was said to be 6,000 times the size of the Mount St. Helen’s eruption back in 1980. After the first eruption happened,…

    • 737 Words
    • 3 Pages
    Improved Essays
  • Superior Essays

    Volcano Informative Speech

    • 1977 Words
    • 8 Pages

    Mount Vesuvius- Probably the most famous Volcano, in the fact that it obliterated Pompeii. Could in the fact be the most dangerous as in the amount of people that are in range of Vesuvius. Vesuvius is the only European volcano that erupted in the Common Era. It is in one of the most densely populated places in the whole world.…

    • 1977 Words
    • 8 Pages
    Superior Essays