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North Peak of Nevados Huascaran, the source of debris avalanche that buried the town of Yungay and Ronrajirca. An estimated 25-50 million cubic waters of and ice broke from the part of the peak in shadow. Peru. 1970.
Peru Earthquake May 31, 1970. Concrete block house in the Corporacion Peruana del Santa housing development in Chimbote which was torn apart by liquefaction and lateral flow of beach sediments that constitute the foundation material. 1970. Figure 10, U.S. Geological Survey Circular 639.
Peru Earthquake May 31, 1970. Block of granodiorite (estimated to weigh 700 tons) that was transported by the Huascaran debris avalanche to near the site of the former town of Ranrahirca. A layer of mud showing polygonal cracks resulted from seepage from the avalanche after it came to rest. The top of the block is covered with mud and rock fragments deposited by the avalanche after the block came to rest. 1970. Figure 6, U.S. Geological Survey Circular 639.
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Peru Earthquake 1970 Collection,
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Peru Earthquake May 31, 1970. Destruction of adobe houses in Huaraz. Rubble fills the street to a depth of several feet. 1970. Figure 3, U.S. Geological Survey Circular 639.
Peru Earthquake May 31, 1970. Slumping and fissuring of the paved road near the bay shore in western Chimbote due to liquefaction and lateral spreading of water-saturated beach sediments. 1970. Figure 8, U.S. Geological Survey Circular 639.
Statue of Christ at Cemetery Hill overlooking Yungay, which together with 4 palm trees, is all that remains of the city. Peru. 1970.
Destruction of houses in residential area of southeastern Chimbote where the ground settled due to compaction of water-saturated sediments; flooded area was dry before the earthquake, Peru, 1970. Published as figure 12 in U. S. Geological Survey, Circular 639. 1970.
Categories: Image;
Tags: Earthquakes,
Peru,
Peru Earthquake 1970 Collection,
Photographers,
photo print
Peru Earthquake May 31, 1970. Sand boil (sand volcano) in water-saturated unconsolidated sediments of the Casma Valley. During the earthquake, jets of muddy and sandy water squirted from the two pits. The mound of ejected sand is more than 1 meter in diameter. 1970. Figure 11, U.S. Geological Survey Circular 639.
Rotational slide in unconsolidated fluvioglacial sediments, east side of Rio Santa at Recuay; a small lake formed behind toe of slide. Headwall of slide (arrows) is as much as 10-15 meters high. Peru. 1970. Published as figure 7 in U. S. Geological Survey. Circular 639. 1970.
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