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  1. ngmdb.usgs.govNational Geologic Map Database

    U.S. Department of the Interior | U.S. Geological Survey Supported by the National Cooperative Geologic Mapping Program Page Contact Information: Personnel Page Last Modified: Thu May 16 08:18:26 2024

    • Personnel

      The National Geologic Map Database project (NGMDB) is a...

    • Comments

      Gostaríamos de exibir a descriçãoaqui, mas o site que você...

    • Standards

      National Geologic Map Database Technical Standards and...

    • Geochronology

      The USGS Geochron Database, supported by the National...

    • Catalog

      Gostaríamos de exibir a descriçãoaqui, mas o site que você...

    • Geolex

      USGS (U.S. Geological Survey) National Geologic Map...

  2. Imagens

    • USA Toporaphical map detailed large scale free topo United States
    • Map Of The United States Topographic | Map Of The United States
    • Topographic Map Of The United States | Map Of the United States
    • Topographic map of the US [5000x3136] : MapPorn

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  3. www.usgs.gov › 3d-elevation-program › toolsWeb Tools - 3D Elevation Program | U.S. Geological Survey

    30 de abr. de 2024 · Use The National Map Viewer to explore GIS data, see availability of USGS topographic maps, and create your own web map.

  4. en.wikipedia.org › wiki › List_of_UList of U.S. states and territories by elevation - Wikipedia

    Há 3 dias · Enlargeable U.S. map with state and territory high points shown as red dots and low points as green squares except where low point is a shoreline. Enlargeable map of the 50 U.S. states by mean elevation. This list includes the topographic elevations of each of the 50 U.S. states, the District of Columbia, and the U.S. territories.

  5. www.nationsonline.org › oneworld › mapMap of the State of Colorado, USA - Nations Online Project

    Há 2 dias · General Map of Colorado, United States. The detailed map shows the US state of New Mexico with boundaries, the location of the state capital Santa Fe, major cities and populated places, rivers and lakes, interstate highways, principal highways, railroads and major airports.

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  6. en.wikipedia.org › wiki › United_StatesUnited States - Wikipedia

    Há 1 dia · A topographic map of the United States. The United States is the world's third-largest country by total area behind Russia and Canada. The 48 contiguous states and the District of Columbia occupy a combined area of 3,119,885 square miles (8,080,470 km 2).

  7. www.ncesc.com › how-accurate-are-usgs-mapsHow accurate are USGS maps? - Geographic FAQ Hub ... - NCESC

    Há 6 dias · The horizontal accuracy standard for USGS 7.5-minute quadrangle topographic maps requires that 90 percent of all tested points be accurate within 1/50th of an inch on the map, which is equivalent to 40 feet (12.2 meters) at a scale of 1:24,000. This level of accuracy allows for detailed and reliable mapping of terrain and features.

  8. www.britannica.com › place › United-StatesUnited States | History, Map, Flag, & Population | Britannica

    Há 1 dia · United States, country in North America, a federal republic of 50 states. Besides the 48 conterminous states that occupy the middle latitudes of the continent, the United States includes the state of Alaska, at the northwestern extreme of North America, and the island state of Hawaii, in the mid-Pacific Ocean.