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Filters: Tags: Cowlitz County, Washington (X) > Date Range: {"choice":"year"} (X) > partyWithName: U.S. Geological Survey (X)

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View to east of Mount St. Helens debris avalanche from distal margin, in valley of North Fork Toutle River. Cowlitz County, Washington. July 15, 1980. Figure 461, U.S. Geological Survey Professional paper 1250.
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USGS Water Resources Division scientists stream gaging in the Toutle River, near town of Tower. Cowlitz County, Washington. December 5, 1981. Published in U.S. Geological Survey Earthquake Information Bulletin, v. 16, no.2. March-April 1984, p.115.
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Debris avalanche deposit along right bank of the North Fork Toutle River downstream from Elk Rock. Note edge of the blast area near center of photo where trees were blown down. Cowlitz County, Washington. May 19, 1980. Figure 6 in U.S. Geological Survey. Circular 850-B. 1981.
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Index card: Oblique aerial view looking six miles upstream of the South Fork Toutle River. Note the trees completely stripped from the side hills, fires burning, and the mud deposited in the valley. Note also a well defined gully system had been developed immediately following the mudflow. Cowlitz County, Washington. May 19, 1980.
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Aerial view of mudflow near Highway 99 bridge on the Toutle River. The flow had a consistency of wet mortar. Photograph taken at 8:45 p.m. Cowlitz County, Washington. May 18, 1980. Figure 10 in U.S. Geological Survey. Circular 850-B. 1981.
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Album caption: 3233. Abernathy Creek near Longview, Wash. Looking downstream from gage. 04/28/1949. SWD. No index card.
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Surface of debris avalanche deposit in the North Fork Toutle River downstream from Elk Rock. The lighter areas are the exposed surface of the debris deposit; the darker areas are brown sediment deposited by the subsequent mudflows. Cowlitz County, Washington. May 19, 1980. Figure 5 in U.S. Geological Survey. Circular 850-B. 1981.


    map background search result map search result map Oblique aerial view six miles upstream of the South Fork Toutle River. Mount St. Helens, Cowlitz County, Washington. 1980. USGS Water Resources Division scientists stream gaging in the Toutle River. Cowlitz County, Washington. 1981. Abernathy Creek gaging station near Longview, Cowlitz County, Washington. 1949. Oblique aerial view six miles upstream of the South Fork Toutle River. Mount St. Helens, Cowlitz County, Washington. 1980. USGS Water Resources Division scientists stream gaging in the Toutle River. Cowlitz County, Washington. 1981. Abernathy Creek gaging station near Longview, Cowlitz County, Washington. 1949.