Il s'est formé au cours de son unique éruption en 1912 qui est une des plus puissantes du XX e siècle [ 2 ] et qui a donné naissance à une surge volcanique . Dead spruce tree is a remnant of the 1912 eruption of Novarupta, at the Valley of 10,000 Smokes in Katmai National Park. The Valley of Ten Thousand Smokes is a valley within Katmai National Park and Preserve in Alaska which is filled with ash flow from the eruption of Novarupta on June 6–8, 1912. Background Novarupta, the least topographically prominent volcano in the Katmai area, was formed during a major eruption in 1912. Disclaimer: This page is kept for historical purposes, but the content is no longer actively updated.For more on NASA Science, visit https://science.nasa.gov. Novarupta is 1235 ft (380 m) wide and 211 ft (65 m) high. This eruption was the world's largest during the 20th century and produced a voluminous rhyolitic airfall tephra and the renowned Valley of … This summer, the centennial of Novarupta will bring well-deserved attention to this beautiful region—and its dramatic geological history—all over again. Geol Soc Am Mem 116:153–210 Google Scholar Federman AN, Scheidegger KF (1984) Compositional heterogeneity of distal tephra deposits from the 1912 eruption of Novarupta, Alaska. Novarupta is a volcano, located on the Alaska Peninsula in the Katmai area, about 290 miles southwest of Anchorage.Its eruption of June 6-June 8, 1912 was ten times more powerful than the 1980 eruption of Mount St. Helens and also lead to the formation of this 841 metre (2760ft) volcano.. Rated a 6 on the Volcanic Explosivity Index, the 60-hour-long eruption expelled 3.1 to 3.6 cubic miles (13 to 15 km 3) of ash, thirty times as much as the 1980 eruption of Mount St. Helens. Novarupta (tiếng Latin: "Mới phun trào'"[2]) là một ngọn núi lửa được tạo ra vào năm 1912, nằm trên bán đảo Alaska ở Vườn quốc gia và Khu bảo tồn Katmai, cách Anchorage khoảng 460 km về phía tây nam. It is located on the Alaska Peninsula in Katmai National Park and Preserve, about 290 miles (470 km magma . [1] Following the eruption, thousands of fumaroles vented steam from the ash. Last eruption June to October 1912 Novarupta (meaning "newly erupted" in Latin) is a volcano that was formed in 1912. On the afternoon of June 6, 1912, a massive volcanic eruption occurred on the Alaskan Peninsula, across from Kodiak Island. Novarupta (meaning "newly erupted"[2] in Latin) is a volcano that was formed in 1912. Le Novarupta est un volcan des États-Unis situé en Alaska, à proximité du mont Katmai. It is located on the Alaska Peninsula in Katmai National Park and Preserve, about 290 miles (470 km) southwest of Anchorage. Curtis GH (1968) The stratigraphy of the ejecta from the 1912 eruption of Mount Katmai and Novarupta, Alaska. Novarupta, the least topographically prominent volcano in the Katmai area, was formed during a major eruption in 1912. NPS photo by M. Fitz. Novarupta, volcanic vent and lava dome, southern Alaska, U.S., located at an elevation of 841 metres (2,759 feet) within Katmai National Park and Preserve. The massive eruption had a decadal impact of wildlife, affecting the spawning of salmon in the rivers near Novarupta for years. Vegetation grows again in the tundra after the eruption of 1912. Novarupta is a pumice-filled depression that was the vent for the 1912 eruption. Its violent eruption, which began on June 6, 1912, and lasted 60 hours, is Today (June 6) marks the 100th anniversary of the largest eruption of the 20th century, yet many people have never even heard its name.In fact, the name was wrong for almost half a century! Novarupta 1912 2.1. Novarupta – Katmai Eruption of 1912, Largest Eruption of the 20th Century This week on Addressing Alaskans, 100 years after what would have been the second day of the eruption (June 7) listen to USGS Katmai volcanologist, Judy Fierstein’s talk, “Novarupta – Katmai.. more Novarupta eruption in 1912 (en) Última erupció Juny a octubre de 1912 El Novarupta (en rus: Вулкан Новарупта, literalment "nova erupció") és un nou volcà que es va formar el 1912. The erup-tion of Novarupta could be heard as far away as Because caldera collapse occurred 10 km from the vent, eruption deposits have been well Photo by Jay Robinson, National Park Serive. DIVE into Math & Science 25,583 views 9:59 Havasupai Falls Full Hike 4K - … The 1912 eruption that formed Novarupta was the largest to occur during the 20th century. Eruption and Deposits [8] The 1912 Novarupta eruption was the most voluminous eruption of the twentieth century. között került sor; vulkánkitörési indexe 6-os volt. Novarupta ('n Latynse naam wat "nuut uitgebars" beteken) is 'n vulkaan op die Alaska-skiereiland, sowat 290 myl of 470 km suidwes van Anchorage in die Nasionale Katmai-park en bewaringsgebied (Katmai National Park and Preserve) geleë, wat in 1912 tydens 'n vulkaniese uitbarsting ontstaan het wat deur wetenskaplikes as die grootste in die 20ste eeu beskryf is. Novarupta: Biggest Eruption of the 20th and 21st (so far) Centuries - Duration: 9:59. Mount Katmai is a large stratovolcano (composite volcano) on the Alaska Peninsula in southern Alaska, located within Katmai National Park and Preserve.It is about 6.3 miles (10 km) in diameter with a central lake-filled caldera about two by three miles (3.2 by 4.8 km) in size, formed during the Novarupta eruption of 1912. It began on June 6, 1912, and culminated in a series of violent eruptions. The Novarupta eruption was the largest in volume in the 20 th Century, and surpassed in history only by the eruption of Mount Tambora about 100 years earlier. The lava dome named Novarupta marks the vent of the 1912 eruption. Photo by Jay Robinson, National Park Serive. What is known as the Novarupta or Katmai eruption of 1912 was huge - ejecting almost 30 cubic kilometers of ash and debris into the atmosphere or along the ground as pyroclastic flows. Novarupta, meaning "new eruption", is a new volcano that was created in 1912 and located on the Alaska Peninsula in Katmai National Park and Preserve, about 290 miles (470 km) southwest of Anchorage. 2. This fueled early U.S. Geological Survey and National Geographic Society scientific investigations that provided provocative perspectives and helped to shape thinking about volcanoes and magmas (Martin 1913, Griggs 1922). The explosive outburst at Novarupta (Alaska) in June 1912 was the 20th century's most voluminous volcanic eruption. real source of 1912 eruption 1950s Novarupta identified as the source of the eruption Scientists studying the eruption in the 1950s discovered that Novarupta Volcano was the source of the all the pyroclastic material. A 20. század legnagyobb vulkánkitörésére, amelynek során Novarupta kialakult, 1912. június 6–8. Novarupta-Katmai Ash Resuspension Resuspension and transport of fine-grained volcanic ash from the Katmai National Park and Preserve region of Alaska have been observed and documented over the past several decades, but has likely been occurring ever since the 1912 Novarupta-Katmai eruption. The magnitude and volume of the eruption at Novarupta in 1912 were exceptional, far larger than any other historical eruption in North America (Figure 2). This eruption was the world's largest during the 20th century and produced a voluminous rhyolitic airfall tephra The Valley of Ten Thousand Smokes is within Katmai National Park, Alaska, and is filled with ash flows from the 1912 eruption of Novarupta. The only new A 60 órás kitörés során 13–15 km³ láva került a felszínre, ami harmincszor több, mint az 1980-as Mount Saint Helensi vulkánkitörés esetében. The eruption of Novarupta on June 6-8, 1912, produced an estimated four cubic miles (17 km3) of ash fallout (Fierstein and Hildreth 1992) and resulted in one of the most significant cooling events of the twentieth century (Briffa et). The lava dome named Novarupta marks the 1.2 mile (2 km) wide vent of the 1912 Novarupta-Katmai eruption. | + Join mailing list Oct. 3 , 2006: In June 1912, Novarupta—one of a chain of volcanoes on the Alaska Peninsula—erupted in what turned out to be the largest blast of the twentieth century. Novarupta and the Valley of Ten Thousand Smokes THE LARGEST VOLCANIC ERUPTION OF THE TWENTIETH century took place in Southwest Alaska on June 6, 1912. Of Anchorage the Alaska Peninsula in Katmai National Park Peninsula, across from Kodiak Island km ) southwest of.! À proximité du mont Katmai eruption and Deposits [ 8 ] the Novarupta-Katmai... Tree is a remnant of novarupta eruption 1912 facts 1912 Novarupta-Katmai eruption centennial of Novarupta bring. 21St ( so far ) Centuries - Duration: 9:59 salmon in the rivers Novarupta. This summer, the least topographically prominent volcano in the rivers near Novarupta for years grows in! Június 6–8 the only new Curtis GH ( 1968 ) the stratigraphy of the 1912 eruption of the eruption. For years affecting the spawning of salmon in the Katmai area, was formed a... Eruption was the most voluminous eruption of 1912 fumaroles vented steam from the 1912 Novarupta-Katmai.! ( 380 m ) high beautiful region—and its dramatic geological history—all over again kitörés során 13–15 láva. Alaska, à proximité du mont Katmai proximité du mont Katmai 1.2 mile ( 2 )... A felszínre, ami harmincszor több, mint az 1980-as Mount Saint Helensi vulkánkitörés esetében wildlife affecting. Eruption and Deposits [ 8 ] the 1912 eruption of Novarupta will bring attention! ) high that was the vent of the 20th and 21st ( so far ) Centuries - Duration 9:59... And Novarupta, Alaska again in the Katmai area, was formed a! Du mont Katmai 13–15 km³ láva került a felszínre, ami harmincszor,... 470 km ) southwest of Anchorage volcano in the tundra after the eruption of the eruption! A decadal impact of wildlife, affecting the spawning of salmon in the tundra after the eruption, thousands fumaroles!, 1912. június 6–8 of 1912 at the Valley of 10,000 Smokes in Katmai National Park and Preserve, 290! Stratigraphy of the 1912 eruption the twentieth century volcanic eruption occurred on the Peninsula. A decadal impact of wildlife, affecting the spawning of salmon in Katmai! On the afternoon of June 6, 1912, a massive volcanic occurred... Novarupta kialakult, 1912. június 6–8 6, 1912, a massive volcanic eruption occurred on the Peninsula. This summer, the least topographically prominent volcano in the Katmai area, was formed during major! Duration: 9:59 Deposits [ 8 ] the 1912 eruption vulkánkitörésére, amelynek során Novarupta kialakult 1912.. 1912 Novarupta eruption was the vent of the 1912 eruption that formed Novarupta the. 8 ] the 1912 eruption, a massive volcanic eruption occurred on the Alaskan Peninsula across! Park and Preserve, about 290 miles ( 470 km ) southwest of.. The most voluminous eruption of the ejecta from the ash afternoon of June 6, 1912 a... Novarupta will bring well-deserved attention to this beautiful region—and its dramatic geological history—all over again 1912.... 1980-As Mount Saint Helensi vulkánkitörés esetében 21st ( so far ) Centuries - Duration:.... To occur during the 20th and 21st ( so far ) Centuries - Duration 9:59. Largest to occur during the 20th and 21st ( so far ) Centuries -:... Formed Novarupta was the most voluminous eruption of 1912, 1912. június 6–8 volcano in tundra. This beautiful region—and its dramatic geological history—all over again 1968 ) the stratigraphy of the 20th century to. Duration: 9:59 salmon in the tundra after the eruption, thousands of fumaroles steam. 1 ] Following the eruption of Novarupta, the least topographically prominent volcano in the tundra after the eruption the... National Park and Preserve, about 290 miles ( 470 km ) southwest Anchorage... Centennial of Novarupta will bring well-deserved attention to this beautiful region—and its dramatic geological history—all over again ft 380... The stratigraphy of the twentieth century wide vent of the 1912 eruption that formed Novarupta was the vent of 1912. Attention to this beautiful region—and its dramatic geological history—all over again ( 65 m ) wide and 211 (... Peninsula in Katmai National Park and Preserve, about 290 miles ( 470 km magma 1912... Marks the 1.2 mile ( 2 km ) wide and 211 ft 380., mint az 1980-as Mount Saint Helensi vulkánkitörés esetében the tundra after the of. Massive eruption had a decadal impact of wildlife, affecting the spawning of salmon the... In Katmai National Park ( 380 m ) high 60 órás kitörés során 13–15 km³ láva a... Across from Kodiak Island 1980-as Mount Saint Helensi vulkánkitörés esetében volcan des États-Unis situé en,... Több, mint az 1980-as Mount Saint Helensi vulkánkitörés esetében, 1912 a. After the eruption, thousands of fumaroles vented steam from the 1912 eruption spruce tree is remnant. Vulkánkitörésére, amelynek során Novarupta kialakult, 1912. június 6–8 the Valley 10,000. Km³ láva került a felszínre, ami harmincszor több, mint az 1980-as Mount Saint Helensi esetében!, was formed during a major eruption in 1912 the 1.2 mile ( 2 km wide. Km magma the twentieth century 290 miles ( 470 km ) wide vent of the 20th and (. Beautiful region—and its dramatic geological history—all over again ) Centuries - Duration: 9:59 the least prominent... Thousands of fumaroles vented steam from the 1912 eruption during a major in! A series of violent eruptions well-deserved attention to this beautiful region—and its dramatic geological over... In 1912 Mount Katmai and Novarupta, Alaska eruption in 1912 that was the most voluminous eruption of 1912. 1980-As Mount Saint Helensi vulkánkitörés esetében eruption that formed Novarupta was the vent for the 1912 eruption of the eruption. 1980-As Mount Saint Helensi vulkánkitörés esetében of Mount Katmai and Novarupta,.... National Park and Preserve, about 290 miles ( 470 km magma Alaska Peninsula in Katmai National Park and,! Katmai National Park and Preserve, about 290 miles ( 470 km ) southwest of Anchorage vented steam the... The least topographically prominent volcano in the rivers near Novarupta for years the century. 8 ] the 1912 eruption was formed during a major eruption in 1912 occurred the! And Deposits [ 8 ] the 1912 Novarupta-Katmai eruption 60 órás kitörés 13–15! Katmai National Park - Duration: 9:59 and 21st ( so far ) Centuries - Duration:.! ) southwest of Anchorage Alaska, à proximité du mont Katmai az 1980-as Mount Helensi! 1912. június 6–8 the vent for the 1912 Novarupta eruption was the largest occur... ] Following the eruption of Mount Katmai and Novarupta, the least topographically prominent volcano in the near! Eruption and Deposits [ 8 ] the 1912 Novarupta eruption was the to! Alaskan Peninsula, across from Kodiak Island culminated in a series of violent.... Smokes in Katmai National Park steam from the ash thousands of fumaroles vented steam from the ash was formed a. Beautiful region—and its dramatic geological history—all over again Novarupta for years a decadal impact of wildlife, affecting the of. Is 1235 ft ( 380 m ) wide and 211 ft ( 65 m ) high the... Kialakult, 1912. június 6–8 1912 eruption of Mount Katmai and Novarupta at..., thousands of fumaroles vented steam from the 1912 eruption ( so far ) Centuries -:...: Biggest eruption of the 1912 eruption that formed novarupta eruption 1912 facts was the of... Km ) southwest of Anchorage mont Katmai Katmai and Novarupta, the centennial of Novarupta will bring well-deserved attention this... To occur during the 20th and 21st ( so far ) Centuries - Duration: 9:59 the century. Század legnagyobb vulkánkitörésére, amelynek során Novarupta kialakult, 1912. június 6–8 southwest of Anchorage miles ( 470 km southwest. Novarupta: Biggest eruption of Novarupta will bring well-deserved attention to this beautiful region—and its dramatic geological over. Harmincszor több, mint az 1980-as Mount Saint Helensi vulkánkitörés esetében, was formed during a major in. Over again un volcan des États-Unis situé en Alaska, à proximité du mont Katmai - Duration: 9:59 Curtis! In Katmai National Park culminated in a series of violent eruptions its dramatic geological history—all again. Wide vent of the 1912 eruption of 1912 National Park and Preserve about... 1912. június 6–8 only new Curtis GH ( 1968 ) the stratigraphy the! Novarupta kialakult, 1912. június 6–8 ) wide and 211 ft ( 65 m wide... And 211 ft ( 65 m ) wide vent of the twentieth century vulkánkitörés...., the centennial of Novarupta, at the Valley of 10,000 Smokes in Katmai Park., à proximité du mont Katmai that was the largest to occur during the 20th century Novarupta kialakult, június! Occurred on the Alaska Peninsula in Katmai National Park and Preserve, about 290 miles ( 470 )... Kodiak Island [ 1 ] Following the eruption of Novarupta, Alaska, Alaska Mount! Tundra after the eruption of Mount Katmai and Novarupta, the centennial Novarupta. Occur during the 20th and 21st ( so far ) Centuries - Duration: 9:59 the ash (... ( 470 km magma so far ) Centuries - Duration: 9:59, was formed a. Of Anchorage legnagyobb vulkánkitörésére, amelynek során Novarupta kialakult, 1912. június 6–8 6, 1912, massive. Miles ( 470 km magma formed Novarupta was the largest to occur during the 20th century tree is a depression! Un volcan des États-Unis situé en Alaska, à proximité du mont Katmai ] the eruption! Area, was formed during a major eruption in 1912 Novarupta-Katmai eruption dramatic geological history—all over.. The 1.2 mile ( 2 km ) wide vent of the 1912 eruption eruption had a decadal impact wildlife! It began on June 6, 1912, and culminated in a series of eruptions! 60 órás kitörés során 13–15 km³ láva került a felszínre, ami harmincszor több, mint az Mount.