About the Layers:

The layers used are stored in a Geographic Information System. Metadata for these layers are listed below. (Note: Some metadata is not yet available.)

State Mining Claims State Prospecting Sites State Mining Leases State Offshore Prospecting
State Mineral Order State Leasehold Location Federal Mining Claims Mining Districts
Placer Districts Lode Deposits Coal Resources DGGS Map Library
Cities Populated Places Recording Offices Recording Districts
Boroughs Rural Education Attendance Areas Administrative Boundaries General Land Ownership
Protracted Townships Protracted Sections USGS Quadrangle 1:250,000 USGS Quadrangle 1:63,360
Highways 1:63,360 Major Roads Secondary Roads 1:63:360 Airports and Runways
Trails 1:63,360 Pipelines 1:63,360 Trans-Alaska Pipeline Railroads 1:63,360
Power Lines 1:63,360 Telephone Lines 1:63,360 Hydrography 1:63,360 Major Lakes
Major Rivers Alasak Coast 1:63,360 Alaska Coast Simplified Alaska Coast Raster