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Lake Sidney Lanier Water Supply for Atlanta, Georgia Field Photos 11/19/07 by J. Ebert
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Southeast Drought The Southeast U.S. is in the midst of one of the worst droughts on record Approximately 3 million people live in Atlanta and its surrounding metropolitan These people will run out of water in 79 days!
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Buford Dam – 192 Feet High
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Buford Dam Outlet (Bedrock = Gneiss)
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Lake Lanier Watershed Comprises northern portion of the Chattahoochee River Watershed Lake Lanier has a very low ratio of watershed to surface area
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Lake Lanier: A Multipurpose Lake Constructed by US Army Corps of Engineers Provides –Flood protection –Power production –Water supply –Navigation –Recreation –Fish and wildlife management
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Monitoring Water Level in Lake Lanier 11/19/07 Lake Lanier hits record low level of 1052.64 feet (just a few hours after this photo)– lowest level since construction Level is about 11 ft. below average and 15 ft. below capacity Source: Atlanta Journal Constitution & USACE
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Average and Forecast Lake Levels Source: U.S. Army Corps of Engineers
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Monitoring Water Level in Lake Lanier Lake Lanier now holds only 42% of its capacity Surface area is reduced by 22% This level represents a 79 day supply for the Atlanta metropolitan area Source: Atlanta Journal Constitution
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Expanded Island in Lake Lanier
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Low Water Level (Dr. Ebert’s Grandson for Scale)
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Falling Water Marks & Low Lake Level
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Boat Launch – Currently Useless!
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High and Dry!(This Says It All)
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