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Filters: Tags: Cowlitz County, Washington (X)

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Index card: Temporary Weyerhaeuser railroad bridge over South Fork Toutle River near Camp 12. Original bridge was washed out by May 18 mudflow. Cowlitz County, Washington. July 5, 1980.
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Index card: View taken after the eruption of May 25, 1980, showing the remaining gully system on the left side of the North Fork Toutle valley with thickness of avalanche material ranging from 100 feet in the foreground to 150 feet in the upper portion of the view. This shot is taken approximately one mile downstream from Elk Rock, and at a subsequent location of a USGS gaging station. Cowlitz County, Washington. 1980.
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Index card: Devastation along the North Fork Toutle River resulting from the May 18, 1980 lahars. Note mudlines on trees and on house near balcony. Cowlitz County, Washington. March 26, 1981. (Photo by Lyn Topinka)
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Slide description and index card: Effects of the May 18 mudflows in the vicinity of Mount St. Helens. C, Mudflows destroyed nearly all the bridges that crossed streams draining from the northern, northeastern, and northwestern parts of Mount St. Helens. This lack of stream crossings greatly hampered ground rescue and recovery efforts. The steel highway bridge shown in photo no. 35ct (msh_1249_00035_ct) was formerly at the site shown in this photo, on the North Fork Toutle River 23 miles downstream from headwaters on Mount St. Helens. Aerial view. Cowlitz County, Washington. May 20, 1980. (Photo by Philip Carpenter). Published as Figure 31-C in U.S. Geological Survey. Professional Paper 1949. 1982.
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Index card: View to north of mouth of Coldwater Creek from on top of debris avalanche deposit on May 24, 1980. Cowlitz County, Washington.
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Album caption: Effects of the Mount St. Helens eruptions in the upper valley of the South Fork Toutle River. Aerial photograph of mudflow deposits on the valley floor looking east toward steaming Mount St. Helens. Mount Adams in the distance. Skamania and Cowlitz Counties, Washington. June 30, 1980. (Photo by Austin Post) Published as figure 58-A in U S. Geological Survey. Professional paper 1249. 1982. Index card unavailable.
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Album caption and index card: South abutment, 525-foot Coalbanks bridge on SR 504, North Fork Toutle River. Cowlitz County, Washington. July 11, 1980.
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Index card: Cowlitz County bridge on South Fork Toutle River. This bridge barely survived the mudflow on May 18. D.R. Crandell for scale. Cowlitz County, Washington. July 5, 1980.
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Index card: View from Coldwater I observation post on May 23, 1980. Compare with number 54ct. Cowlitz County, Washington.
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Index card: Bailey bridge used at temporary span over Toutle River near town of Toutle. Cowlitz County, Washington. September 21, 1980.


map background search result map search result map View of North Fork Toutle valley gully system. Mount St. Helens, Cowlitz County, Washington. 1980. Coldwater Lake Exit Early Warning Flood Gage. Mount St. Helens, Cowlitz County, Washington. 1983. Effects of the Mount St. Helens eruptions in the upper valley of the South Fork Toutle River. Skamania and Cowlitz Counties, Washington. 1980. Recovery of time lapse camera at Coldwater I observation station. Mount St. Helens, Cowlitz County, Washington. 1980. Aerial view of part of Castle Creek Lake. Mount St. Helens, Cowlitz County, Washington. 1980. Mount St. Helens. Cowlitz County, Washington. 1980. Mount St. Helens. Cowlitz County, Washington. 1980. Mount St. Helens. Cowlitz County, Washington. 1980. Mount St. Helens. Cowlitz County, Washington. Mount St. Helens. Cowlitz County, Washington. 1980. Aerial view of Toutle River debris flow surface. Mount St. Helens, Cowlitz County, Washington. 1980. Bridge washed out on SR 504 near Camp Baker. Cowlitz County, Washington. 1980. Effects of the May 18 mudflows in the vicinity of Mount St. Helens. Cowlitz County, Washington. 1980. Mount St. Helens. Cowlitz County, Washington. 1981. Mount St. Helens. Cowlitz County, Washington. 1980. Mount St. Helens. Cowlitz County, Washington. 1980. Mount St. Helens. Cowlitz County, Washington. 1980. Mount St. Helens. Clark County and Cowlitz County, Washington. 1980. View of North Fork Toutle valley gully system. Mount St. Helens, Cowlitz County, Washington. 1980. Coldwater Lake Exit Early Warning Flood Gage. Mount St. Helens, Cowlitz County, Washington. 1983. Mount St. Helens. Cowlitz County, Washington. 1980. Mount St. Helens. Cowlitz County, Washington. 1980. Mount St. Helens. Cowlitz County, Washington. 1980. Mount St. Helens. Cowlitz County, Washington. Mount St. Helens. Cowlitz County, Washington. 1980. Bridge washed out on SR 504 near Camp Baker. Cowlitz County, Washington. 1980. Effects of the May 18 mudflows in the vicinity of Mount St. Helens. Cowlitz County, Washington. 1980. Mount St. Helens. Cowlitz County, Washington. 1981. Mount St. Helens. Cowlitz County, Washington. 1980. Mount St. Helens. Cowlitz County, Washington. 1980. Mount St. Helens. Cowlitz County, Washington. 1980. Recovery of time lapse camera at Coldwater I observation station. Mount St. Helens, Cowlitz County, Washington. 1980. Aerial view of part of Castle Creek Lake. Mount St. Helens, Cowlitz County, Washington. 1980. Aerial view of Toutle River debris flow surface. Mount St. Helens, Cowlitz County, Washington. 1980. Mount St. Helens. Clark County and Cowlitz County, Washington. 1980. Effects of the Mount St. Helens eruptions in the upper valley of the South Fork Toutle River. Skamania and Cowlitz Counties, Washington. 1980.