1:100k DLGs
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DLG - 1:100,000 Scale


DLG files are in ArcView shapefile format, and files for each quadrangle are packaged into a single ZIP file.

Scale: 1:100,000; Projection: Geographic (decimal degrees); Datum: NAD83;

Each zip file includes these shapefiles:

Feature Filename Suffix
County Boundaries bound
Lakes lakes
Hypsography hypsography
Hydrography hyd
Roads rds
Railroads rr
Section Lines sec
Township Lines tnrg
7.5' Quadrangle Boundaries quads
Political Boundaries bnd

Click an area to download the 100k DLG file

Moody County Lake County Miner County Sanborn County Clark County Deuel County Hamlin County Codington County Grant County Roberts County Day County Marshall County Spink County Brown County Minnehaha County McCook County Hanson County Davison County Hutchinson County Turner County Lincoln County Union County Clay County Yankton County Brule County Douglas County Charles Mix County Gregory County Jerauld County Buffalo County Hand County Hyde County Faulk County Edmunds County McPherson County Campbell County Walworth County Potter County Sully County Hughes County Lyman County Tripp County Dewey County Stanley County Jones County Mellette County Todd County Jackson County Haakon County Ziebach County Corson County Meade County Perkins County Oglala Lakota County Fall River Couny Custer County Pennington County Lawrence County Butte County Harding County Beadle County Bon Homme County Bennett County Brookings County Aurora County Kingsbury County South Dakota Counties.jpg