Carte topographique Brazos River

Dallas features a predominantly flat terrain characterized by elevations generally ranging from 450 to 550 feet (137 to 168 meters) above sea level. The landscape is shaped significantly by the western edge of the Austin Chalk Formation, a limestone escarpment known as the White Rock Escarpment, which rises…

Altitude moyenne : 160 m

Austin features a diverse and varied topography shaped by its position along the Balcones Fault. The city’s elevation ranges from about 425 feet to approximately 1,000 feet above sea level, creating a landscape characterized by rolling hills and elevated areas particularly in the western regions. To the…

Altitude moyenne : 216 m

Houston is characterized by its predominantly flat topography, sitting at an average elevation of approximately 59 feet (18 meters) above sea level. The city is situated on the Gulf Coastal Plain, which is dissected by a network of bayous that contribute to the region's drainage. This terrain was once covered…

Altitude moyenne : 25 m

Altitude moyenne : 218 m

Houston is characterized by its predominantly flat topography, sitting at an average elevation of approximately 59 feet (18 meters) above sea level. The city is situated on the Gulf Coastal Plain, which is dissected by a network of bayous that contribute to the region's drainage. This terrain was once covered…

Altitude moyenne : 25 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…

Altitude moyenne : 216 m

Altitude moyenne : 212 m

Amarillo features a unique topography characterized by its high elevation and flat plains. The city averages around 3,600 feet (1,097 meters) above sea level, making it one of the highest major cities in Texas​. The surrounding landscape consists of the Llano Estacado, a vast tabletop plateau that slopes…

Altitude moyenne : 1’098 m

El Paso is characterized by a diverse and striking topography shaped by its desert environment and mountainous landscapes. The city is situated at an average elevation of approximately 3,700 feet above sea level, surrounded by the rugged Franklin Mountains to the west, where peaks exceed 7,000 feet​. This…

Altitude moyenne : 1’237 m

San Antonio features a diverse topography characterized by gently rolling hills and flat plains. The city's elevation averages around 650 feet above sea level, but nearby areas can reach heights of up to 1,300 feet in certain locations like Cross Mountain​. The landscape is part of the southern edge of the…

Altitude moyenne : 247 m

On September 8, 1900, the island was struck by a devastating hurricane. This event holds the record as the United States' deadliest natural disaster. The city was devastated, and an estimated 6,000 to 8,000 people on the island were killed. Following the storm, a 10-mile (16 km) long, 17 foot (5.2 m) high…

Altitude moyenne : 1 m

Travis County features a varied and dynamic topography characterized by rolling hills, lush valleys, and significant water features. The terrain rises gently from the flatlands in the east to the more rugged and elevated areas in the west, reaching elevations of up to about 1,400 feet above sea level. The…

Altitude moyenne : 231 m

Altitude moyenne : 28 m

Summers are hot, with 78 afternoons on average of 90 °F (32.2 °C)+ highs and 7.4 afternoons of 100 °F (37.8 °C)+ highs, although due to the aridity and elevation, temperatures remain above 70 °F (21.1 °C) on only a few mornings. Lubbock is the 10th-windiest city in the US with an average wind speed of…

Altitude moyenne : 983 m

Altitude moyenne : 147 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…

Altitude moyenne : 160 m

Altitude moyenne : 306 m

Corpus Christi features a diverse coastal topography characterized by its proximity to the Gulf of Mexico. The landscape includes sandy beaches, barrier islands, and extensive estuarine systems such as the Nueces Estuary and Corpus Christi Bay, which are crucial habitats for wildlife. The region is…

Altitude moyenne : 8 m

Altitude moyenne : 174 m

McLennan County is characterized by its gently rolling terrain and a mix of landscapes that define its topography. The county's average elevation is approximately 600 feet above sea level, with variations across its landscape influenced by the presence of rivers and creeks, notably the Bosque River and the…

Altitude moyenne : 181 m

Williamson County occupies a distinctive Central Texas transition zone where the Balcones Escarpment and fault zone separate the rougher limestone uplands of the Edwards Plateau margin from the lower Blackland Prairie to the east. West of the Georgetown–Round Rock corridor, the terrain becomes more irregular…

Altitude moyenne : 222 m

Altitude moyenne : 172 m

Altitude moyenne : 191 m

Altitude moyenne : 88 m

Altitude moyenne : 69 m

Altitude moyenne : 640 m

Altitude moyenne : 91 m

Altitude moyenne : 44 m

Altitude moyenne : 214 m

Altitude moyenne : 90 m

Denton is on the northern edge of the Dallas–Fort Worth metropolitan area. These three cities form the area known as the "Golden Triangle of North Texas". According to the United States Census Bureau, the city has an area of 89.316 square miles (231.33 km2), of which 87.952 square miles (227.79 km2) is land…

Altitude moyenne : 195 m

Altitude moyenne : 87 m

Altitude moyenne : 69 m

Altitude moyenne : 286 m

Altitude moyenne : 144 m

Altitude moyenne : 127 m

Altitude moyenne : 112 m

Altitude moyenne : 200 m

Altitude moyenne : 140 m

Kerrville is characterized by a diverse and rugged topography. Nestled along the Guadalupe River, it sits at an elevation averaging 1,600 feet above sea level, with varying terrain that includes gentle hills, steep slopes, and flat river valleys. This area features numerous limestone hills, characteristic of…

Altitude moyenne : 545 m

Altitude moyenne : 187 m

Altitude moyenne : 90 m

Altitude moyenne : 8 m

Altitude moyenne : 168 m

Navarro County occupies a gently varied part of north-central Texas where broad Blackland Prairie terrain gives way eastward to lower, more dissected creek and reservoir landscapes. The county is described as mostly level to rolling blacklands, with open prairie dominant and woodland areas of oak, hickory, and…

Altitude moyenne : 131 m

The center of La Grange has an elevation of 266 feet (81 m) above sea level.

Altitude moyenne : 91 m

Altitude moyenne : 71 m

Altitude moyenne : 150 m

Altitude moyenne : 335 m

Altitude moyenne : 279 m

Altitude moyenne : 164 m

San Marcos is characterized by its diverse topography, which includes rolling hills, lush riverbanks, and scenic limestone outcroppings. The city is situated at an elevation of approximately 600 feet above sea level, providing a backdrop of gently undulating terrain that slopes towards the banks of the San…

Altitude moyenne : 208 m

Conroe features a predominantly flat terrain with an average elevation of approximately 220 feet (67 meters) above sea level. The area is characterized by gently rolling hills interspersed with numerous lakes and wetlands, including the prominent Lake Conroe, which spans about 21,000 acres. The lake, formed by…

Altitude moyenne : 62 m

Altitude moyenne : 132 m

Altitude moyenne : 395 m

Altitude moyenne : 296 m

Altitude moyenne : 1’267 m

Altitude moyenne : 144 m

Altitude moyenne : 113 m

Altitude moyenne : 314 m

The geography of Orange County varies relatively little, with an elevation that reaches 33 ft (10 m) above sea level at very few points within the county. Orange County is very flat, and its soil is quite sandy, as could be expected in a county along the Gulf of Mexico. (Sandy soil is also common in southern…

Altitude moyenne : 4 m

Altitude moyenne : 23 m

Altitude moyenne : 140 m

Altitude moyenne : 855 m

Altitude moyenne : 242 m

Altitude moyenne : 7 m

New Braunfels occupies a transitional Hill Country setting on the Balcones Escarpment, where the higher, more dissected limestone uplands of the Edwards Plateau give way southeastward toward lower prairie terrain. The city’s relief is organized around the Guadalupe River valley and the short spring-fed Comal…

Altitude moyenne : 228 m

Montgomery County features a predominantly flat terrain, with average elevations ranging from about 100 to 350 feet above sea level. The landscape is gently rolling, particularly towards the northern areas, and is interspersed with several lakes, such as the expansive Lake Conroe. This large reservoir, formed…

Altitude moyenne : 69 m

Altitude moyenne : 4 m

Altitude moyenne : 228 m

Altitude moyenne : 149 m

Altitude moyenne : 211 m

Altitude moyenne : 311 m

Altitude moyenne : 178 m

Altitude moyenne : 90 m

Altitude moyenne : 533 m

Altitude moyenne : 61 m

Altitude moyenne : 248 m

Altitude moyenne : 22 m

The spring was sourced from a relatively small aquifer situated on the northern end of the Edwards Plateau and the southern end of the High Plains, being, structurally, a collecting sink of lower Cretaceous (Fredericksburg) limestones and sands. The spring aquifer held a large quantity of water due to the…

Altitude moyenne : 781 m

Altitude moyenne : 95 m

Altitude moyenne : 165 m

Altitude moyenne : 311 m

Altitude moyenne : 3 m

Port Arthur sits in a low-lying coastal area of the Gulf Coast, characterized by its flat, marshy terrain. The city is located at an average elevation of just 8 feet (2 meters) above sea level, with parts of the surrounding region even closer to sea level. Its topography is dominated by wetlands, tidal…

Altitude moyenne : 2 m

Altitude moyenne : 276 m

Houston is characterized by its predominantly flat topography, sitting at an average elevation of approximately 59 feet (18 meters) above sea level. The city is situated on the Gulf Coastal Plain, which is dissected by a network of bayous that contribute to the region's drainage. This terrain was once covered…

Altitude moyenne : 25 m

Lago Vista is situated on the northern shore of Lake Travis within the Texas Hill Country. The area's terrain is notably rugged, with steep limestone hills and canyons. Elevations range from about 774 feet near the lake to 1,220 feet near Rusty Allen Airport, making it one of the highest points in Travis…

Altitude moyenne : 251 m

Altitude moyenne : 704 m

Altitude moyenne : 475 m

Altitude moyenne : 64 m

Since 1952, Lake J. B. Thomas has operated in Scurry County covering up to 7,282 acres when filled to the morning glory spillway at elevation of 2,258 ft above sea level.

Altitude moyenne : 719 m

Altitude moyenne : 84 m

Altitude moyenne : 157 m

Altitude moyenne : 87 m

Altitude moyenne : 204 m

Altitude moyenne : 191 m

Altitude moyenne : 71 m

Altitude moyenne : 25 m

Altitude moyenne : 54 m