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Peru Earthquake May 31, 1970. Nevados Hascaran, showing the area overrun by the upper part of the debris avalanche (outlined by dashed line): Moraines, M, below Glacier 511 and between Rio Shacsha and Quebrada Armapampa, and areas splattered by airborn mud and boulders. June-July 1970.
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Peru Earthquake May 31, 1970. Destruction of adobe houses in central Huarez. 1970. Back cover, Earthquake Information Bulletin, v.12, no.2.
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Chimbote-Huallanca railroad damaged as the result of differential compaction and lateral spreading of water-saturated unconsolidated sediments. Peru. 1970. Published as figure 9 in U. S. Geological Survey Circular 639. 1970.
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Peru Earthquake May 31, 1970. Up the Rio Santa from 4 miles above Caras, showing the area inundated by the flood wave that originated at the Huascaran debris avalanche. The destructive wave overflowed the banks of the Rio Santa almost continuously to the coast, a distance of about 150 kilometers. June- July 1970.
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Aerial view showing mountain range including Nevada Huascaran, highest peak in Peru. Massive avalanche of ice and rock debris, triggered on North Peak by May 31, 1970 earthquake, buried towns of Yungay and Ranrahirca, killing more than 20,000 people - about 40 per cent of total death toll. Avalanche started with sliding of mass of glacial ice and rock about 3,000 feet wide and one mile long that swept downslope about nine miles to Yungay at average speed of over 100 miles an hour. Ice picked up morainal material; by the time mass reached Yungay, is estimated to have consisted of about 80 million cubic feet of water, mud and rocks. Peru. 1970. (Photo by Servicio Aerofotografico National) Published as figure 2 in...


    map background search result map search result map Destruction of adobe houses in central Huarez. Peru Earthquake, 1970. Aerial view showing mountain range including Nevado Huascaran, highest peak in Peru. Massive avalanche of ice and rock debris, triggered on North Peak by Peru earthquake buried towns of Yungay and Ranrahirca. Peru. 1970. Chimbote-Huallanca railroad damaged as the result of the Peru earthquake. 1970. Nevados Hascaran avalanche showing the area overrun by the upper part of the debris avalanche (outlined by dashed line) caused by the Peru Earthquake. 1970. Up the Rio Santa above Caras, showing the flood wave as a result of the Huascaran debris avalanche. Peru Earthquake 1970. Destruction of adobe houses in central Huarez. Peru Earthquake, 1970. Aerial view showing mountain range including Nevado Huascaran, highest peak in Peru. Massive avalanche of ice and rock debris, triggered on North Peak by Peru earthquake buried towns of Yungay and Ranrahirca. Peru. 1970. Chimbote-Huallanca railroad damaged as the result of the Peru earthquake. 1970. Nevados Hascaran avalanche showing the area overrun by the upper part of the debris avalanche (outlined by dashed line) caused by the Peru Earthquake. 1970. Up the Rio Santa above Caras, showing the flood wave as a result of the Huascaran debris avalanche. Peru Earthquake 1970.