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Using National Elevation Datasets (NEDs) from the USGS, the author incorporated the 275-meter (902-foot) contour elevations into a GIS, spatially correlated the contours with Ohio Department of Natural Resources' GIS glacial, geologic, and topographic datasets, and developed a revised lake boundary that shows the areal extent of Proglacial Lake ...
Currently, the best source for nationwide LiDAR availability from public sources is the United States Interagency Elevation Inventory (USIEI). [1] The USIEI is a collaborative effort of NOAA and the U.S. Geological Survey, with contributions from the Federal Emergency Management Agency, the Natural Resources Conservation Service, the US Army Corps of Engineers, and the National Park Service.
Website. www.pauldingcountyoh.com. Paulding County is a county located in the U.S. state of Ohio. As of the 2020 census, the population was about 18,806. [1] Its county seat is Paulding. [2] The county was created in 1820 and later organized in 1839. [3]
The average population of Ohio's counties was 133,931; Franklin County was the most populous (1,326,063) and Vinton County was the least (12,474). The average land area is 464 sq mi (1,200 km 2). The largest county by area is Ashtabula County at 702.44 sq mi (1,819.3 km 2), and its neighbor, Lake County, is the smallest at 228.21 sq mi (591.1 ...
Congress Lands. Coordinates: 40°21′29″N 80°36′51″W. Congress Lands in Ohio. The Congress Lands was a group of land tracts in Ohio that made land available for sale to members of the general public through land offices in various cities, and through the United States General Land Office. It consisted of three groups of surveys: [1]
Terrain cartography. USGS topographic map of Stowe, Vermont with contour lines at 20-foot intervals. Terrain cartography or relief mapping is the depiction of the shape of the surface of the Earth on a map, using one or more of several techniques that have been developed. Terrain or relief is an essential aspect of physical geography, and as ...
Appalachian Ohio. Coordinates: 39°27′N 82°13′W. Appalachian Ohio, shaded in green, shown within Appalachia. Appalachian Ohio is a bioregion and political unit in the southeastern part of the U.S. state of Ohio, characterized by the western foothills of the Appalachian Mountains and the Appalachian Plateau. The Appalachian Regional ...
The Newark Earthworks in Newark and Heath, Ohio, consist of three sections of preserved earthworks: the Great Circle Earthworks, the Octagon Earthworks, and the Wright Earthworks. This complex, built by the Hopewell culture between 100 BCE and 400 CE, contains the largest earthen enclosures in the world, and was about 3,000 acres in total extent.