<P> The Great Salt Lake is separated from Salt Lake City by extensive marshlands and mudflats . The metabolic activities of bacteria in the lake result in a phenomenon known as "lake stink", a scent reminiscent of foul poultry eggs, two to three times per year for a few hours . The Jordan River flows through the city and is a drainage of Utah Lake that empties into the Great Salt Lake . </P> <P> The highest mountaintop visible from Salt Lake City is Twin Peaks, which reaches 11,330 feet (3454 m). Twin Peaks is southeast of Salt Lake City in the Wasatch Range . The Wasatch Fault is found along the western base of the Wasatch and is considered at high risk of producing an earthquake as large as 7.5 . Catastrophic damage is predicted in the event of an earthquake with major damage resulting from the liquefaction of the clay - and sand - based soil and the possible permanent flooding of portions of the city by the Great Salt Lake . </P> <P> The second - highest mountain range is the Oquirrhs, reaching a maximum height of 10,620 feet (3,237 m) at Flat Top . The Traverse Mountains to the south extend to 6,000 feet (1,830 m), nearly connecting the Wasatch and Oquirrh Mountains . The mountains near Salt Lake City are easily visible from the city and have sharp vertical relief caused by ancient earthquakes, with a maximum difference of 7,099 feet (2164 m) being achieved with the rise of Twin Peaks from the Salt Lake Valley floor . </P> <P> The Salt Lake Valley floor is the ancient lakebed of Lake Bonneville which existed at the end of the last Ice Age . Several Lake Bonneville shorelines can be distinctly seen on the foothills or benches of nearby mountains . </P>

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