Alaska map quadrangles at 1:250,000 scale

Outlines of 1:250,000 scale map quadrangles in Alaska suitable for use as a geographic reference within Google Earth or other software capable of interpreting KML, with links to additional mineral resource-related geoscientific information produced by the USGS.


Show in Google Earth or other KML viewer:

ak250.kml (uncompressed 538 kbytes)

ak250.kmz (compressed 155k bytes)

Show in your GIS using OGC web services: (WMS, version 1.3.0)


Get the entire data set: (zipped shapefile 172k bytes)


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