Carte topographique Connecticut River

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…

Altitude moyenne : 113 m

Altitude moyenne : 218 m

Baltimore is in north-central Maryland on the Patapsco River close to where it empties into the Chesapeake Bay. The city is also located on the fall line between the Piedmont Plateau and the Atlantic coastal plain, which divides Baltimore into "lower city" and "upper city". The city's elevation ranges from sea…

Altitude moyenne : 65 m

The Appalachian Mountains (French: Appalaches), often called the Appalachians, are a system of mountains in eastern to northeastern North America. The Appalachians first formed roughly 480 million years ago during the Ordovician Period. They once reached elevations similar to those of the Alps and the Rocky…

Altitude moyenne : 1 463 m

The Appalachian Mountains (French: Appalaches), often called the Appalachians, are a system of mountains in eastern to northeastern North America. The Appalachians first formed roughly 480 million years ago during the Ordovician Period. They once reached elevations similar to those of the Alps and the Rocky…

Altitude moyenne : 1 463 m

Port Charlotte is characterized by a predominantly flat and low-lying terrain, typical of Florida’s coastal landscape. The area features a network of waterways, including the Peace River and Charlotte Harbor, which provide ample opportunities for recreational activities like boating and fishing. Elevations…

Altitude moyenne : 4 m

Anna Maria Island features a flat, sandy topography typical of a barrier island on the Gulf Coast. With an average elevation of around 15 feet above sea level, the terrain includes broad beaches, low dunes, and narrow stretches of sandy soil, making it highly vulnerable to storm surges and tidal flooding. The…

Altitude moyenne : 2 m

Altitude moyenne : 1 m

The high Uintas were extensively glaciated during the last ice age, and most of the large stream valleys on both the north and south sides of the range held long valley glaciers. However, despite reaching to over 13,500 feet (4,110 m) in elevation, the climate today is sufficiently dry that no glaciers…

Altitude moyenne : 2 363 m

Navarre is located at 30°24′04″N 86°51′47″W / 30.401°N 86.863°W / 30.401; -86.863Coordinates: 30°24′04″N 86°51′47″W / 30.401°N 86.863°W / 30.401; -86.863. It is located within a portion of the Florida Panhandle observing the Central Time Zone. Elevation is at an average of 10 feet (3.0 m).

Altitude moyenne : 4 m

Altitude moyenne : 496 m

Bagby Hot Springs are natural hot springs in the Mount Hood National Forest, about 67 miles (108 km) southeast of Portland, Oregon, United States and about 98 miles (158 km) east of Salem, Oregon. The springs are in the Cascade Mountains in a heavily forested area at elevation 2280 ft (695 m). They are just…

Altitude moyenne : 880 m

Altitude moyenne : 13 m

The confluence of the Scioto and Olentangy rivers is just north-west of Downtown Columbus. Several smaller tributaries course through the Columbus metropolitan area, including Alum Creek, Big Walnut Creek, and Darby Creek. Columbus is considered to have relatively flat topography thanks to a large glacier that…

Altitude moyenne : 255 m

Altitude moyenne : 9 m

Altitude moyenne : 78 m

Altitude moyenne : 87 m

Altitude moyenne : 835 m

Altitude moyenne : 409 m

Altitude moyenne : 296 m

Altitude moyenne : 2 m

Altitude moyenne : 2 m

Altitude moyenne : 264 m

Altitude moyenne : 274 m

Altitude moyenne : 136 m

The highest point in the community is Black Mountain, which rises to an elevation of 1,500 feet (460 m).

Altitude moyenne : 157 m

Altitude moyenne : 3 m

Altitude moyenne : 188 m

Mountain ranges in the Snake watershed include the Teton Range, Bitterroot Range, Clearwater Mountains, Seven Devils Mountains, and the extreme northwestern end of the Wind River Range. Grand Teton is the highest point in the Snake River watershed, reaching 13,775 feet (4,199 m) in elevation. The elevation of…

Altitude moyenne : 644 m

The core Tug Hill region encompasses 150,000 acres (610 km2) of unbroken, generally second-growth, northern hardwood forest, and is drained by a vast network of streams. Important rivers and streams whose headwaters are located within the Tug Hill region include the Mohawk River, Deer River, Salmon River, Mad…

Altitude moyenne : 109 m

Altitude moyenne : 648 m

Altitude moyenne : 1 898 m

In June 1856, Fernando Wood appointed a "consulting board" of seven people, headed by author Washington Irving, to inspire public confidence in the proposed development. Wood hired military engineer Egbert Ludovicus Viele as the park's chief engineer, tasking him with a topographical survey of the site. The…

Altitude moyenne : 26 m

Altitude moyenne : 798 m

Mount Rainier (/reɪˈnɪər/), indigenously known as Tahoma, Tacoma, Tacobet, or təqʷubəʔ, is a large active stratovolcano in the Cascade Range of the Pacific Northwest, located in Mount Rainier National Park about 59 miles (95 km) south-southeast of Seattle. With a summit elevation of 14,411 ft (4,392…

Altitude moyenne : 3 911 m

Altitude moyenne : 23 m

Altitude moyenne : 59 m

Altitude moyenne : 386 m

Logan Canyon is a canyon in the western United States in northeastern Utah, which cuts its way through the Bear River Mountains, a branch of the Wasatch Range. It is popular for both summer and winter activities, especially rock-climbing, hiking, camping, fishing, snowmobiling, and skiing, at the Beaver…

Altitude moyenne : 1 780 m

Established in 1881, Grand Lake sits at an elevation of 8,369 feet (2,551 m) and derives its name from the lake on whose shores it is situated: Grand Lake, the largest natural body of water in Colorado. The town of Grand Lake was originally an outfitting and supply point for the mining settlements of Lulu…

Altitude moyenne : 2 630 m

Altitude moyenne : 2 164 m

Altitude moyenne : 454 m

Altitude moyenne : 498 m

Altitude moyenne : 4 m

El Dorado Hills (EDH), as defined by the 2010 census-designated place (CDP), is at the western border of El Dorado County, between the City of Folsom and the unincorporated community of Cameron Park. The northern limits of the CDP are Folsom Lake and the South Fork of the American River, where river rafters…

Altitude moyenne : 254 m

Altitude moyenne : 31 m

The Black Hills is an isolated mountain range rising from the Great Plains of North America in western South Dakota and extending into Wyoming, United States. Black Elk Peak, which rises to 7,242 feet (2,207 m), is the range's highest summit. The name of the range in Lakota is Pahá Sápa. It encompasses the…

Altitude moyenne : 1 894 m

Altitude moyenne : 2 573 m

The Santa Cruz Mountains are a region of great biological diversity, encompassing cool, moist coastal ecosystems as well as warm, dry chaparral. Much of the area in the Santa Cruz mountains is considered temperate rainforest. In valleys and moist ocean-facing slopes some of the southernmost coast redwoods…

Altitude moyenne : 230 m

Altitude moyenne : 521 m

Altitude moyenne : 3 888 m

According to the United States Census Bureau, the city has a total area of 497 square miles (1,290 km2), of which 249 square miles (640 km2) is land and 248 square miles (640 km2) (49.9%) is water. It is the largest city in Virginia by total area and third-largest city land area. The average elevation is 12…

Altitude moyenne : 2 m

Ponte Vedra Beach is characterized by its gently rolling terrain that is primarily flat and lies only about 15 feet above sea level. The landscape is predominantly shaped by coastal dunes and the proximity to the Atlantic Ocean, resulting in sandy beaches interspersed with vegetation typical of barrier island…

Altitude moyenne : 3 m

Altitude moyenne : 144 m

The climate is tropical but generally dry. Northeast trade winds are consistent and there is little seasonal temperature variation. With elevation ranging from sea level to 5 m (16 ft) at Summit Peak, the islands contain some low-growing vegetation and palm trees on mostly flat terrain, and no natural fresh…

Altitude moyenne : 1 m

Altitude moyenne : 333 m

Altitude moyenne : 189 m

Altitude moyenne : 897 m

Altitude moyenne : 335 m

Altitude moyenne : 0 m

Altitude moyenne : 997 m

Altitude moyenne : 0 m

In 1962, the Department of Defense used Palmyra as an observation site during several high-altitude nuclear weapons tests high above Johnston Atoll. A group of about ten men supported the observation posts during this series of tests, while about 40 people carried out the observations.

Altitude moyenne : 0 m

Altitude moyenne : 2 011 m

Mauna Kea (/ˌmaʊnə ˈkeɪə/; Hawaiian: [ˈmɐwnə ˈkɛjə]; abbreviation for Mauna a Wākea) is a dormant volcano on the island of Hawaiʻi. Its peak is 4,207.3 m (13,803 ft) above sea level, making it the highest point in the state of Hawaiʻi and second-highest peak of an island on Earth. The peak is…

Altitude moyenne : 3 978 m

Altitude moyenne : 3 m

Agriculture and forestry are major industries. Agriculture includes dryland and irrigated farming and livestock grazing. Livestock are frequently moved between high-elevation summer pastures and low-elevation winter pastures, a practice known as transhumance.

Altitude moyenne : 2 292 m

Altitude moyenne : 0 m

Altitude moyenne : 119 m

Altitude moyenne : 285 m

Although the term "Blue Ridge" is sometimes applied exclusively to the eastern edge or front range of the Appalachian Mountains, the geological definition of the Blue Ridge province extends westward to the Ridge and Valley area, encompassing the Great Smoky Mountains, the Great Balsams, the Roans, the Blacks,…

Altitude moyenne : 460 m

Altitude moyenne : 68 m

Parrish features a predominantly flat terrain with an average elevation of approximately 36 feet above sea level. The area's landscape is characterized by gently rolling hills and low-lying regions, making it typical of the Central Florida topography. Surrounding Parrish are numerous wetlands and drainage…

Altitude moyenne : 12 m

Altitude moyenne : 309 m

Altitude moyenne : 217 m

Altitude moyenne : 2 m

Altitude moyenne : 22 m

Altitude moyenne : 41 m

Altitude moyenne : 8 m

Altitude moyenne : 273 m

Altitude moyenne : 372 m

Altitude moyenne : 2 397 m

Altitude moyenne : 2 m

Altitude moyenne : 152 m

Altitude moyenne : 1 184 m

Altitude moyenne : 130 m

Altitude moyenne : 974 m

Altitude moyenne : 182 m

Altitude moyenne : 6 m

Altitude moyenne : 785 m

Altitude moyenne : 2 m

High Point is a mountain peak within High Point State Park on the border of Wantage Township and Montague Township, Sussex County, New Jersey. Located in the portion of the state known as the Skylands, it is the highest elevation in the state, with a peak elevation of 1,803 feet (550 m). The closest city is…

Altitude moyenne : 415 m

Altitude moyenne : 2 119 m

Altitude moyenne : 174 m

Altitude moyenne : 6 m

Altitude moyenne : 22 m

Altitude moyenne : 2 556 m

Altitude moyenne : 1 m

Altitude moyenne : 25 m

The amount of electricity generated by Hoover Dam has been decreasing along with the falling water level in Lake Mead due to the prolonged drought since year 2000 and high demand for the Colorado River's water. By 2014 its generating capacity was downrated by 23% to 1592 MW and was providing power only during…

Altitude moyenne : 429 m