We have had a bunch of Dam failures!
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1972- Buffalo Creek Dam, West Virginia-125 dead, $400 million in damages PowerPoint PPT Presentation


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We have had a bunch of Dam failures!. 1972- Buffalo Creek Dam, West Virginia-125 dead, $400 million in damages 1976- Teton Dam, Idaho-14 dead, over $1 billion in damages 1977- Laurel Run Dam, Pennsylvania-40 dead, $5.3 million in damages

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1972- Buffalo Creek Dam, West Virginia-125 dead, $400 million in damages

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We have had a bunch of Dam failures!

1972- Buffalo Creek Dam, West Virginia-125 dead, $400 million in damages

1976- Teton Dam, Idaho-14 dead, over $1 billion in damages

1977- Laurel Run Dam, Pennsylvania-40 dead, $5.3 million in damages

1977- Kelly Barnes Dam, Georgia-39 dead, $30 million in damages

1982- Lawn Lake Dam, Colorado-3 dead, $25 million in damages

1989- Quail Creek Dam, Utah-no deaths, $12 million in damages


Hoover/Boulder Dam

Completed 1936


For what purposes are dams constructed?

Provide a measure of flood control

Provide a source of water for towns and cities

Provide a source for generating electricity

Provide a recreation area

What is the “life expectancy” of a Dam/Reservoir?


Quail Creek Dam and Lake


Eroded Anticline

Quail Lake

Photo courtesy

of Paul Furr

(from our class).


Geologic map of the Quail Creek

Area.


TrCp = Chinle Petrified Forest Member

TrCs = ChinleShinarump Member

TrMu = Moenkopi Upper

TrMs =Moenkopi Shnabkaib Member GYPSUM

TrMm = Moenkopi Middle

TrMv = Virgin Limestone Member

TrMl = Moenkopi Lower

Pk = Kaibab Ls.

Pt =Toroweap Ss.

Pq =Queantoweap Ss.

Gypsum (CaSO4)

(soft and dissolves

in water)


Quail Creek Dam and

Reservoir

Earth fill Dam

Completed 1984

Failure 12:30 am,

January 1, 1989


Geological Road Guide To Quail Creek State Park

Utahgeology.org

Utah Geological Publication #29


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