![]() All maps are georeferenced to the North American Datum of 1983 (NAD 83) or to the World Geodetic System of 1984 (WGS 84) and projected to the Universal Transverse Mercator (UTM) projection and coordinate system.Shaded relief (derived from 3DEP elevation data where available) and high-resolution color imagery.These maps are modeled on the familiar 7.5-minute quadrangle maps of the period 1947-1992, but are mass-produced. The term US Topo refers specifically to quadrangle topographic maps published in 2009 and later. 3-year production cycle for the 48 conterminous states, Hawaii, & Puerto Rico (Alaska US Topo refresh driven by elevation and hydrography data updates) The maps shown through topoView are from the USGS’s US Topo series and earlier Historical Topographic Map Collection (HTMC).The map includes the National Park Service (NPS) Natural Earth physical map. Virgin Islands, and Alaska (completed 2021) This map presents land cover and detailed topographic maps for the United States. Consistent and complete coverage of the Nation, including Hawaii, Puerto Rico, the U.S. In the western states, the USGS topo map includes township and range markings, which can be helpful.Like the aerials and topos selectors, the atlases will let you view additional historical representations of the viewing area. Just click on the topos button and select the year you wish to view. ![]() Thats right, it works just like the aerial selection. Portrays both natural and human-made features within the themes of elevation, hydrography, place names, transportation, boundaries, structures, & land cover Ready for this You already know how to view topographic maps.Standardized layout of map collar and traditional reference system (latitude/longitude & U.S.Same extents as the popular 7.5-minute, 1:24,000-scale* quadrangle maps released 1947 - 2006 *scale varies in Alaska & Puerto Rico.Characteristics Common to US Topo and Traditional USGS Topographic Maps The most up-to-date status of US Topo map production for the current year. Please visit The National Map Viewer with the US Topo Availability service enabled to view exact publish dates and access the latest US Topos.
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