Case Studies

Lawn Lake Dam (Colorado, 1982)

Lawn Lake Dam was located in Rocky Mountain National Park upstream of Estes Park, Colorado. It was an embankment dam and constructed in 1903 and owned by an irrigation company.  It fell within the National Park Boundary…
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Malpasset Dam (France, 1959)

Malpasset Dam was a concrete arch dam located on the Riveria in the Cannes District near Fréjus, in Southern France. Exhibiting curvature in both the plan and section directions, the double-curvature arch structure spanned the Reyran River. At the time of completion in 1954, it was reported…
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Penn Forest Dam (Pennsylvania, 1994)

Penn Forest Dam was constructed between 1956 and 1958 to be one of the main water supply reservoirs for the city of Bethlehem, Pennsylvania. The dam was originally an earthfill embankment structure, stood 145 feet high, 1,930 feet long, and stored 6.4 billion gallons of water…
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South Fork Dam (Pennsylvania, 1889)

South Fork Dam was an earth- and rock-fill dam located about 8 miles east of Johnstown, PA. Originally constructed in 1852, the dam’s primary purpose was to provide a source of water for a division of the Pennsylvania Canal. The dam was approximately 72 feet high…
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St. Francis Dam (California, 1928)

Located approximately forty miles northwest of Los Angeles, California, St. Francis Dam was a curved concrete gravity dam constructed between 1924 and 1926 in order to provide a storage reservoir for the Los Angeles Aqueduct system…
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Aerial view of original Taum Sauk Reservoir after failure showing the 656 ft breach.

Taum Sauk Dam (Missouri, 2005)

Taum Sauk Pump Storage Plant was constructed by United Electric in Reynolds County, Missouri between 1960 and 1962 to provide a means of hydroelectric power generation during peak demand periods. The plant consisted of an Upper Reservoir situated atop Proffit Mountain…
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Teton Dam (Idaho, 1976)

Teton Dam was located in southeastern Idaho about 15 miles from Rexburg in the valley of the Teton River. The dam and its reservoir were the principal elements of the Teton Basin Project designed by the Bureau of Reclamation to control flooding as well as provide a source of…
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Tous Dam (Spain, 1982)

Tous Dam is located in the Province of Valencia in the southeast corner of Spain, near the Mediterranean Coast. The dam is the last flood control structure on the Júcar River Basin, an 8,340-square-mile drainage. The Júcar River Basin ranges dramatically between sea level…
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