Rio Grande topographic map

Average elevation: 292 ft

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: 518 ft

Average elevation: 72 ft

Average elevation: 715 ft

Average elevation: 919 ft

Average elevation: 1,181 ft

Average elevation: 1,896 ft

Average elevation: 1,283 ft

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: 666 ft

Average elevation: 561 ft

Average elevation: 745 ft

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Average elevation: 669 ft

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Average elevation: 912 ft

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Average elevation: 922 ft

Average elevation: 5,541 ft

Average elevation: 1,358 ft

Average elevation: 696 ft

Average elevation: 1,280 ft

Average elevation: 62 ft

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: 774 ft

Average elevation: 610 ft

Average elevation: 3,363 ft

Average elevation: 3,501 ft

Average elevation: 558 ft

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Average elevation: 446 ft

Average elevation: 515 ft

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Average elevation: 315 ft

Average elevation: 1,040 ft

Average elevation: 938 ft

Average elevation: 988 ft

Average elevation: 738 ft

Average elevation: 663 ft

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Average elevation: 66 ft

Average elevation: 217 ft

Average elevation: 1,263 ft

Average elevation: 66 ft

Average elevation: 72 ft

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: 755 ft

Average elevation: 285 ft

Average elevation: 630 ft

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Average elevation: 2,635 ft

Average elevation: 545 ft

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Average elevation: 2,858 ft

Average elevation: 420 ft

Average elevation: 2,503 ft

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

Average elevation: 2,556 ft

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Average elevation: 2,894 ft

Average elevation: 16 ft

Average elevation: 512 ft

Average elevation: 397 ft

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Average elevation: 381 ft

Average elevation: 627 ft

Average elevation: 1,460 ft

Average elevation: 322 ft

Average elevation: 2,733 ft

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Average elevation: 10 ft

Average elevation: 3,527 ft

Average elevation: 3,530 ft

Average elevation: 3,770 ft

Average elevation: 932 ft

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Average elevation: 3,927 ft

Average elevation: 161 ft

Average elevation: 3,684 ft

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Average elevation: 446 ft

Average elevation: 397 ft

Average elevation: 3,937 ft

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Average elevation: 509 ft

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Average elevation: 722 ft

Average elevation: 3,448 ft

Average elevation: 469 ft

Average elevation: 1,155 ft

Average elevation: 1,276 ft