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Minnesota Digital Elevation Model - 30 Meter Resolution
This 30 Meter Digital Elevation Model (DEM) is a copy of the USGS 1:24,000 scale Level 2 DEMs for the State.There are three quadrangles known be be Level 1 DEM data: Town Line...
您也可以使用API (應用程式介面) (see API 文件)註冊。