Topographic maps

The topography of the United States is characterized by diverse and dynamic landscapes that vary widely across the country. In the east, rolling hills and low mountains transition into the Appalachian Mountains, featuring peaks that generally reach around 6,000 feet (1,829 meters). Moving westward, the terrain…

Average elevation: 1,014 ft

North Carolina features a diverse topography that can be divided into three distinct regions: the Coastal Plain, the Piedmont, and the Appalachian Mountains. The Coastal Plain, which occupies the eastern part of the state, is characterized by flat and gently sloping land, with elevations typically less than…

Average elevation: 535 ft

Seattle features a diverse topography characterized by its unique geographical setting between Puget Sound and Lake Washington. The city is situated on an isthmus, which contributes to its dramatic landscape, featuring rolling hills and steep slopes that rise abruptly from the waterfront. The average elevation…

Average elevation: 131 ft

Florida's topography is characterized by its predominantly flat landscape, with the highest elevation being Britton Hill at just 345 feet (105 meters) above sea level, making it the lowest high point of any U.S. state. The state is primarily divided into three physiographic regions: the Atlantic Coastal Plain,…

Average elevation: 20 ft

New York City's topography is a fascinating blend of varied elevations and unique landscapes, reflecting its diverse geography across five boroughs. Situated at the confluence of the Hudson and East Rivers, the city primarily features low-lying terrain, with the average elevation hovering around sea level.…

Average elevation: 62 ft

San Francisco is characterized by its striking and varied topography, making it one of the most distinctive cities in the United States. The landscape features a mix of rolling hills and steep inclines, with the highest elevation reaching approximately 922 feet at Twin Peaks. The average elevation across the…

Average elevation: 207 ft

Kansas City features a diverse topography characterized by rolling hills and valleys, with elevations ranging from about 794 to 997 feet above sea level. The landscape is shaped by the confluence of the Missouri and Kansas rivers, resulting in a mix of elevated areas and flat river plains. The region's average…

Average elevation: 909 ft

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…

Average elevation: 709 ft

Texas showcases a diverse and expansive topography that spans approximately 268,000 square miles (694,117 Km²), making it the second-largest state in the United States. The landscape ranges from the arid deserts of West Texas, characterized by broad valleys and mesas, to the rolling hills of the Texas Hill…

Average elevation: 1,699 ft

Ohio's topography is characterized by a diverse landscape that ranges from the flat plains in the north to the rolling hills and rugged terrain in the southeast. The state can be divided into several distinct regions, including the Great Lakes Plains to the north, the Central Plains in the west, and the…

Average elevation: 912 ft

California's topography is characterized by a remarkable diversity that includes expansive mountain ranges, deep valleys, and vast deserts. The Sierra Nevada mountains dominate the eastern part of the state, with peaks such as Mount Whitney rising to 14,494 feet (4,418 meters), making it the tallest point in…

Average elevation: 3,048 ft

Portland features a striking and varied topography characterized by its location at the confluence of the Willamette and Columbia Rivers. The city lies within the fertile Willamette Valley, flanked by the snow-capped Cascade Mountains to the east, including the prominent Mount Hood, and the less elevated…

Average elevation: 253 ft

San Diego is characterized by a diverse topography that features coastal plains, rolling hills, and rugged mountain ranges. The city is situated along the Pacific Ocean, where it boasts an extensive shoreline with sandy beaches and tidal zones. As you move inland, the landscape transitions from the flat…

Average elevation: 410 ft

Denver, situated at an elevation of 5,280 feet (1,609 meters), is renowned as the "Mile High City." It is located in the South Platte River Valley, just east of the Rocky Mountains' foothills. The city's topography features a gently sloping landscape characterized by rolling hills and wide valleys,…

Average elevation: 5,525 ft

Arizona's topography is highly diverse, shaped by three distinct regions: the Colorado Plateau, the Basin and Range Province, and the Transition Zone. The northern Colorado Plateau is characterized by flat, high plains over 4,000 feet in elevation, including the Grand Canyon and its breathtaking cliffs. In…

Average elevation: 4,032 ft

Oregon's topography is strikingly diverse, characterized by an array of geographical features that shape its unique landscape. The state is framed by two significant mountain ranges: the Pacific Coast Range to the west and the Cascade Mountains running north to south through the center. This mountainous…

Average elevation: 3,077 ft

Nashville-Davidson, features a diverse topography characterized by its position in the Nashville Basin and the Highland Rim. The terrain is predominantly hilly, with elevations ranging from approximately 385 feet at the Cumberland River to around 1,163 feet in areas like Radnor Lake State Natural Area. This…

Average elevation: 604 ft

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…

Average elevation: 1,788 ft

Pittsburgh, located in Allegheny County, Pennsylvania, is characterized by its distinct and varied topography, shaped by the confluence of the Allegheny, Monongahela, and Ohio rivers. The city itself is situated at an average elevation of approximately 764 feet (233 meters) above sea level, with the terrain…

Average elevation: 994 ft

Virginia's topography is characterized by a diverse landscape that transitions from the Atlantic Coastal Plain in the east to the mountainous regions in the west. The Coastal Plain features flat, low-lying areas that gradually rise to the Piedmont, known for its rolling hills and valleys. Further west, the…

Average elevation: 814 ft

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…

Average elevation: 525 ft

Average elevation: 1,037 ft

Missouri's topography is marked by a diverse array of landforms that contribute to its unique landscape. The state is characterized by four main physiographic regions: the Ozark Plateau, Dissected Till Plains, Mississippi Alluvial Plain, and the Osage Plains. The Ozark Plateau, located in the south, features…

Average elevation: 827 ft

Michigan's topography is characterized by a diverse landscape that transitions from flat plains to rugged hills. The state comprises two peninsulas, with the Upper Peninsula showcasing more pronounced elevation changes, including its highest point, Mount Arvon, which rises to 1,979 feet (603 meters). In…

Average elevation: 850 ft

Wyoming's topography is characterized by a dramatic and varied landscape that includes vast mountain ranges, expansive plateaus, and intermontane basins. The state is predominantly mountainous, with the Rocky Mountains covering a significant portion of its western region. Here, the Wind River Range rises to…

Average elevation: 6,358 ft

Raleigh features a topography primarily defined by its position along the fall line, which is the geological boundary between the Piedmont and Coastal Plain regions. This area experiences a gradual elevation drop of approximately 150 to 350 feet over a distance of 1 to 3 miles as one moves eastward. The city's…

Average elevation: 338 ft

Cleveland features a diverse topography shaped significantly by its proximity to Lake Erie and the Cuyahoga River. The city is characterized by a rapid elevation change, with the lakefront sitting at approximately 569 feet above sea level. Just inland, Public Square rises to about 650 feet, while further from…

Average elevation: 705 ft

New Jersey's topography is characterized by a diverse landscape that ranges from coastal plains to rolling hills and rugged mountains. The state features a predominantly low elevation along its eastern coastline, where major cities like Newark and Jersey City are located. This coastal lowland, which includes…

Average elevation: 236 ft

Delaware's topography is characterized by a distinctive blend of low-lying plains and gentle hills, reflective of its geographical positioning on the Atlantic Coastal Plain and the Appalachian Piedmont. The state predominantly features flat terrain, especially in its southern regions, where elevations rarely…

Average elevation: 52 ft

Colorado Springs boasts a diverse and striking topography characterized by its high elevation and mountainous terrain. Nestled at approximately 6,035 feet (1,839 meters) above sea level, the city is flanked by the majestic Pikes Peak, which rises dramatically to 14,115 feet (4,302 meters), forming part of the…

Average elevation: 7,388 ft

Eugene is characterized by a varied topography that contributes to its picturesque landscapes. The city sits at an average elevation of about 426 feet (130 meters) and is nestled within the Willamette Valley, surrounded by the foothills of the Cascade Mountains to the east, which rise significantly in…

Average elevation: 535 ft

Atlanta features a varied topography characterized by its rolling hills and elevated terrain. The city sits at an average elevation of approximately 1,050 feet (320 meters) above sea level, with elevations ranging from about 725 feet (221 meters) to 1,175 feet (358 meters) in the surrounding areas​. This…

Average elevation: 932 ft

Minneapolis is characterized by a diverse and dynamic topography. The city sits at an average elevation of approximately 830 feet (253 meters) above sea level, but this varies significantly across its landscape. The terrain is predominantly flat, interspersed with rolling hills, and is marked by the presence…

Average elevation: 886 ft

Charlotte, located in the Piedmont region of North Carolina, features a gently rolling terrain characterized by elevations ranging from approximately 650 to 700 feet (198 to 213 meters). The city is bordered to the west by the Catawba River, which contributes to the area's mild climate and lush vegetation.…

Average elevation: 679 ft

Colorado's topography is characterized by a diverse range of elevations and landforms, making it one of the most geologically varied states in the U.S. The state is dominated by the Rocky Mountains, which run north to south and include the highest peak in the contiguous United States, Mount Elbert, towering at…

Average elevation: 6,759 ft

Tennessee features a diverse and varied topography characterized by its distinct regions, which include the Appalachian Mountains, the Central Basin, and the Gulf Coastal Plain. The state’s highest point is Clingmans Dome, rising to about 6,643 feet (2,025 meters) above sea level, while the lowest point is…

Average elevation: 764 ft

Manhattan, a densely populated urban island, has a diverse topography characterized by its generally flat terrain interspersed with elevated areas. The average elevation is about 50 feet (15 meters) above sea level, with its highest point reaching approximately 265 feet (81 meters) at Bennett Park in…

Average elevation: 52 ft

Saint Petersburg features a predominantly flat topography characteristic of the Gulf Coast region. The city's elevation averages around 44 feet (approximately 13.4 meters) above sea level, with some areas dipping to about 15 feet (4.6 meters)​. This relatively low elevation contributes to the area's…

Average elevation: 13 ft

Kentucky's topography is characterized by a diverse landscape that varies significantly across its regions. The state features rolling hills, plateaus, and mountainous areas, particularly in the eastern section where the Cumberland Plateau rises to the highest point at Black Mountain, which reaches 4,139 feet…

Average elevation: 991 ft

Wisconsin's topography is characterized by a diverse landscape shaped by glacial activity, resulting in a mixture of rolling hills, flat plains, and numerous lakes. The state’s highest point is Timms Hill, reaching an elevation of 1,952 feet (595 meters), while its lowest point is the shore of Lake Michigan…

Average elevation: 988 ft

Salt Lake City's topography is characterized by a striking contrast between its flat valley floor and the surrounding rugged mountains. The city is situated in the Salt Lake Valley, with an average elevation of approximately 4,237 feet above sea level, making it one of the higher major cities in the United…

Average elevation: 5,223 ft

Average elevation: 1,020 ft

Average elevation: 174 ft

Oklahoma City is situated in a region characterized by diverse topography that reflects the broader geographical features of the state. The terrain predominantly consists of gently rolling plains, which gradually rise in elevation toward the west, where the land transitions into the rugged Arbuckle Mountains.…

Average elevation: 1,188 ft

Tucson is situated on an alluvial plain in the Sonoran Desert, at an elevation of approximately 2,400 feet (730 meters) above sea level. The city is enveloped by five mountain ranges, which contribute significantly to its varied topography. To the north lie the Santa Catalina and Tortolita Mountains, while the…

Average elevation: 2,697 ft

Alabama's topography is characterized by a diverse and intricate landscape that varies significantly across its regions. In the northern and northeastern parts, the terrain features the hilly and mountainous Appalachian Highlands, including the notable Cheaha Mountain, which rises to an elevation of 2,407 feet…

Average elevation: 446 ft

At a surface elevation of 6,743 ft (2,055 m) above sea level, it has an east-west length of approximately seven miles (11 km) and is approximately 2.5 miles (4.0 km) at its widest measurement, though the lake's width mostly averages a little more than 1⁄2 mi (0.8 km). These approximations are based on the…

Average elevation: 7,247 ft

Average elevation: 1,227 ft

Pennsylvania's topography is characterized by its rich diversity, ranging from the rugged Appalachian Mountains in the south to the flatlands of the northern plateau. The state's elevation varies significantly, with the highest point being Mount Davis at approximately 3,213 feet (979 meters) and the lowest at…

Average elevation: 1,115 ft

Georgia's topography is notably diverse, characterized by five main geographic regions that each contribute to its unique landscape. The southern part of the state features the Coastal Plain, a flat, low-lying area that gently slopes toward the Atlantic Ocean and is home to the expansive Okefenokee Swamp, one…

Average elevation: 446 ft

Pinellas County features a predominantly flat terrain, characterized by low-lying coastal plains that rise gently from the shores of the Gulf of Mexico. The highest points in the county reach around 60 feet above sea level, primarily found in the northern sections. The area is interspersed with numerous water…

Average elevation: 13 ft

Albuquerque features a striking topography characterized by its elevation and diverse geological formations. The city sits at an approximate elevation of 4,900 feet (1,500 meters) near the Rio Grande, rising dramatically to over 6,700 feet (2,000 meters) in the foothills of the nearby Sandia Mountains. These…

Average elevation: 5,535 ft

Tampa is characterized by a predominantly flat topography, with an average elevation around 16 to 49 feet (5 to 15 meters) above sea level. The terrain is marked by low-lying areas and gentle slopes, with the highest points in the vicinity reaching approximately 62 feet (19 meters). This landscape is…

Average elevation: 36 ft

Washington State's topography is characterized by dramatic contrasts, shaped primarily by the formidable Cascade Mountain Range that divides the state into distinct western and eastern regions. The western part is marked by rugged mountains, lush forests, and a plethora of lakes, resulting from glacial…

Average elevation: 2,612 ft

New Orleans is situated on relatively flat terrain, primarily at or slightly below sea level, with the average elevation around 6 feet above sea level. The city's landscape is characterized by a network of wetlands, rivers, and bayous, which play a crucial role in its ecology and urban planning. It lies within…

Average elevation: 3 ft

Average elevation: 633 ft

Grand Rapids is situated in a region characterized by relatively flat terrain that gently undulates, influenced by the glacial activity that shaped much of the Midwest. The city itself sits at an elevation of approximately 640 feet (195 meters) above sea level, with the surrounding landscape showcasing low…

Average elevation: 709 ft

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…

Average elevation: 4,058 ft

Fort Myers, located in Lee County, Florida, features a predominantly flat topography characterized by low elevations, averaging around 10 to 16 feet (approximately 3 to 5 meters) above sea level. The area is primarily composed of coastal plains, which contribute to its lush, subtropical vegetation and…

Average elevation: 16 ft

Puerto Rico features a diverse topography characterized by a mountainous interior, coastal plains, and stunning beaches. The island's central region is dominated by the Cordillera Central mountain range, which includes the highest peak, Cerro de Punta, rising to 4,390 feet (1,338 meters). These mountains…

Average elevation: 213 ft

The Himalayas present a dramatic and varied topography characterized by towering peaks, deep valleys, and extensive glaciers. This majestic mountain range features some of the highest elevations on Earth, including Mount Everest, which rises to 29,035 feet. The terrain is marked by steep, jagged ridges and…

Average elevation: 24,787 ft

Omaha features a varied topography characterized by rolling hills and valleys that rise gently from the Missouri River, which forms the city's eastern boundary. The landscape is primarily composed of prairie and hardwood forests, offering a mix of open spaces and wooded areas. Elevations within the city range…

Average elevation: 1,109 ft

Ocala features a varied terrain of rolling hills, gently undulating plains, and rich limestone formations typical of north-central Florida. The area rests at an elevation that generally ranges from around 50 to 150 feet above sea level, with pockets of higher ground providing scenic overlooks and natural…

Average elevation: 92 ft

Louisiana's topography is defined by a variety of landscapes that reflect both its coastal and inland characteristics. Much of the state consists of low-lying plains, including the Mississippi Alluvial Plain, where the fertile soils of the delta create an area vital for agriculture. The eastern region near the…

Average elevation: 128 ft

Average elevation: 525 ft

Average elevation: 856 ft

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…

Average elevation: 82 ft

Oakland features a diverse topography shaped by its location along the eastern shore of San Francisco Bay and the presence of the nearby coastal hills. The city sits on a flat coastal plain that gradually ascends toward the Oakland Hills to the east, where elevations can exceed 1,700 feet. The highest point…

Average elevation: 167 ft

Phoenix is characterized by a unique topographical landscape nestled in the Salt River Valley. This valley, at an average elevation of about 1,086 feet, is framed by several prominent mountain ranges, creating a striking contrast between the flat plains and elevated terrains​. Notable peaks such as Camelback…

Average elevation: 1,578 ft

The steep mountains, rolling hills, and valleys surrounding the region are part of the Appalachian Ridge-and-Valley Province, and Johnson City is just west of the Blue Ridge Mountains. Roan Mountain, with an elevation of over 6,000 feet (1,800 m), is approximately 20 miles (32 km) to the southeast of the city.…

Average elevation: 1,683 ft

Las Vegas is characterized by its distinctive topography, which features a mix of arid desert landscapes and mountainous terrain. The city itself sits at an elevation of approximately 2,030 feet (620 meters) above sea level, while the surrounding peaks reach heights exceeding 10,000 feet (3,000 meters),…

Average elevation: 2,480 ft

Rocky Mountain National Park is one of the highest national parks in the nation, with elevations from 7,860 to 14,259 feet (2,396 to 4,346 m), the highest point of which is Longs Peak. Trail Ridge Road is the highest paved through-road in the country, with a peak elevation of 12,183 feet (3,713 m). Sixty…

Average elevation: 10,082 ft

Average elevation: 538 ft

Branson features a diverse and picturesque topography characterized by rolling hills, deep valleys, and abundant water features. Nestled in the Ozark Mountains, the area has an elevation that typically ranges around 778 feet (237 meters) above sea level. The region is shaped by its proximity to several lakes,…

Average elevation: 902 ft

Utah's topography is characterized by a stunning variety of landscapes, reflecting its geological complexity and rich natural history. The state is primarily shaped by the Colorado Plateau and the Basin and Range province, resulting in a diverse terrain that includes rugged mountain ranges, deep canyons, and…

Average elevation: 6,155 ft

New Mexico's topography is strikingly diverse, characterized by a mix of high mountain ranges, arid plains, and expansive desert regions. The state is primarily defined by the Rocky Mountains, which run north to south through its central region, featuring peaks that reach over 13,000 feet, such as Wheeler…

Average elevation: 5,535 ft

Indiana's topography is characterized by gently rolling hills, primarily in the central and southern regions, and flat plains in the north. The state's average elevation is around 650 feet, with the highest point being Hoosier Hill at approximately 1,257 feet, located in Wayne County. The lowest elevation,…

Average elevation: 741 ft

Average elevation: 728 ft

The San Francisco Bay Area is characterized by a diverse and dynamic topography shaped by geological processes over millions of years. This region features a combination of coastal plains, steep hills, and rugged mountains, all influenced by the tectonic activity associated with the nearby San Andreas Fault…

Average elevation: 371 ft

Average elevation: 1,991 ft

Miami is characterized by its unique topography, which features a broad coastal plain lying between the expansive Everglades to the west and the tranquil waters of Biscayne Bay to the east. The average elevation across the city is approximately 16 feet (5 meters) above sea level, with some areas dipping…

Average elevation: 16 ft

Boone, located in Watauga County, North Carolina, is set within the rugged Appalachian Mountains, specifically the Blue Ridge range. With an elevation of approximately 3,300 feet (1,016 meters), it stands as one of the highest towns of its size in the eastern United States. The terrain is dominated by steep…

Average elevation: 3,507 ft

Asheville, located in Buncombe County, North Carolina, is characterized by a diverse and picturesque topography primarily shaped by its position within the Blue Ridge Mountains. The city itself sits at an elevation of approximately 2,200 feet, surrounded by peaks that rise significantly higher, such as Mount…

Average elevation: 2,385 ft

Average elevation: 554 ft

Charleston is characterized by its relatively flat topography, with an average elevation of about 10 feet above sea level, making it prone to flooding during heavy rains and storms. The city is situated on a peninsula bordered by the Ashley River to the west and the Cooper River to the east, creating a natural…

Average elevation: 13 ft

Connecticut's topography is a diverse landscape characterized by a mix of mountainous regions, lowlands, and coastal areas. The state can be broadly divided into five geographical regions: the Taconic Section, which features the highest point in Connecticut at Bear Mountain (2,380 feet / 725 meters), has steep…

Average elevation: 387 ft

North America's topography is characterized by its diverse and dramatic landscapes, stretching from the towering Rocky Mountains in the west to the expansive Great Plains in the central region, and the rugged Appalachian Mountains in the east. The Rocky Mountains, which include peaks exceeding 20,000 feet…

Average elevation: 965 ft

Bradenton features a predominantly flat and gently undulating terrain typical of the region. The city is situated near the confluence of the Manatee River, which meanders through the area and flows into the Gulf of Mexico, creating a series of lush riverbanks and estuaries that support diverse ecosystems.…

Average elevation: 16 ft

Palm Harbor is characterized by its unique topography, which features a relatively rare hilly landscape for the region. Unlike much of the surrounding areas in Pinellas County, which are predominantly flat, Palm Harbor includes elevations that can reach up to about 75 feet above sea level. This elevation gives…

Average elevation: 30 ft

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…

Average elevation: 810 ft

Chicago is characterized by its predominantly flat terrain, with an average elevation of about 579 feet (176 meters) above sea level. The city's landscape is primarily shaped by its proximity to Lake Michigan to the east, which influences local weather and provides a scenic waterfront. While the central areas…

Average elevation: 597 ft

Greenville features a varied topography characterized by rolling hills and the nearby Blue Ridge Mountains. The city sits at an elevation of approximately 984 feet (300 meters) above sea level, with its landscape shaped significantly by the Reedy River, which flows through the heart of downtown, creating…

Average elevation: 951 ft

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…

Average elevation: 3,602 ft

Idaho's topography is characterized by its remarkable diversity, featuring vast mountain ranges, deep river canyons, and extensive plains. The state is home to over 75 mountain ranges, including the prominent Rocky Mountains and the majestic Sawtooth Range, with peaks like Borah Peak rising to 12,662 feet…

Average elevation: 5,030 ft

Vashon Island features a diverse topography characterized by rolling hills, lush forests, and scenic waterfronts. The island rises gently from sea level to elevations reaching around 500 feet (approximately 150 meters) at its highest point, providing sweeping views of Puget Sound and the surrounding mountains.…

Average elevation: 151 ft

Average elevation: 210 ft

Denver is characterized by its diverse topography that combines both high plains and mountain ranges. The city itself sits at an elevation of 5,280 feet (1,609 meters), marking it as the "Mile High City." To the east, the landscape transitions into the High Plains, which extend toward the Kansas border,…

Average elevation: 5,525 ft

Average elevation: 528 ft

Elevations in Anne Arundel County range from sea level at the Chesapeake and tidal tributaries to about 300 feet (91 m) in western areas near the fall line. The terrain is mostly flat or gently rolling, but more dramatic banks and bluffs can be found where waterways cut through areas of higher elevation.

Average elevation: 82 ft

According to the U.S. Census Bureau, the county has a total area of 994 square miles (2,570 km2), of which 965 square miles (2,500 km2) is land and 29 square miles (75 km2) (3.0%) is water. Most of the county is at an elevation close to sea level, with some areas below sea level. The highest point in the…

Average elevation: 203 ft