Tarkington Bayou topographic map

Average elevation: 89 m

Dallas and its surrounding area are mostly flat. The city lies at elevations ranging from 450 to 550 feet (137 to 168 m) above sea level. The western edge of the Austin Chalk Formation, a limestone escarpment (also known as the "White Rock Escarpment"), rises 230 feet (70 m) and runs roughly north–south…

Average elevation: 158 m

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Average elevation: 360 m

Average elevation: 578 m

The elevation of Austin varies from 425 feet (130 m) to approximately 1,000 feet (305 m) above sea level. Due to the fact it straddles the Balcones Fault, much of the eastern part of the city is flat, with heavy clay and loam soils, whereas the western part and western suburbs consist of rolling hills on the…

Average elevation: 203 m

Average elevation: 171 m

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Average elevation: 1,689 m

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Average elevation: 390 m

Average elevation: 19 m

The city straddles the Balcones Escarpment, a fault line in which the areas roughly east of Interstate 35 are flat and characterized by having black, fertile soils of the Blackland Prairie, and the west side of the Escarpment, which consists mostly of hilly, karst-like terrain with little topsoil and higher…

Average elevation: 236 m

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Average elevation: 1,067 m

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Average elevation: 66 m

Average elevation: 385 m

Average elevation: 22 m

Construction of Benbrook dam began in May 1947, and was practically completed when floodgates were closed and deliberate impoundment was begun in September 1952. The cost to build the lake was $14.5 million ($112 million in 2007 dollars). The rolled-earth embankment is 9,130 feet (2,783 m) in length, including…

Average elevation: 230 m

Average elevation: 87 m

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Average elevation: 794 m

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Average elevation: 763 m

The elevation is 2,549 feet (777 m).

Average elevation: 779 m

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Average elevation: 882 m

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Average elevation: 833 m

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Average elevation: 1,105 m

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Average elevation: 193 m

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Average elevation: 222 m