2021. U.S. Geological Survey. This is an index of all the National Elevation Dataset (NED) data tiles available at 1 arc-second resolution (approximately 30m pixels). All elevat...
2021. U.S. Geological Survey. This is an index of all the National Elevation Dataset (NED) data tiles available at 1/3 arc-second resolution (approximately 10m pixels). All elev...
2008. NYS ITS GIS Program Office. This is an index of 2-meter DEM tiles for Tompkins County, New York. Derived from a LiDAR point survey collected May 4-13, 2008, the data values re...