This dataset provides a locational map of dams in Southeast Alaska. The National Inventory of Dams was originally developed by the U.S. Army Corps of Engineers and the Federal...

CoverType is a photo-interpreted delineation of the Tongass National Forest by land type and timber cover type. Classification of lands was done sequentially: 1) land and water...

Depicts the area of activities within or in close proximity to an administrative unit. The ActivityPolygon layer is updated for new treatment units and will display the gross...

This feature class contains polygons which depict Riparian Management Areas on the Tongass National Forest. The script is in T:\FS\Reference\GeoTool\r10_tnf\ToolboxDelineation...

This dataset represents the suitable areas for timber harvest on the Tongass National Forest

This dataset is used to denote USFS Land Use Designations (LUD) on the Tongass National Forest. Chapter 3, of Land and Resource Management Plan includes the complete management...

Roadless areas were updated from the Roadless Rule maps, based on current roads and harvest units.

Created by the Roadless Rule (WO-Group). It's the Law. This coverage contains the true inventoried roadless area and it will not change. Use this feature class for Roadless....

This data represents the output of the Size Density Model which classifies vegetation into 7 categories. This dataset is a derived data set using Tongass National Forest...

Roadless 2008 was an update of roadless 2003. Contains the most recent inventory of the roadless conditions,

Tongass N.F. Landstatus, Administrative, ownership, encumbered and municipal layer

This dataset displays the boundaries of Forest Service Ranger Districts on the Tongass National Forest.

All Tongass National Forest invasive plant occurences (polygons) spatial and attribute data.

Terrain aspect polygons derived from the 20 meter DEM data using the custom script - wildaspect.aml

The Fish and Wildlife Observation feature class represents observations of aquatic and terrestrial animals made by sight, sound, and other detection methods. It includes...

This feature class consists of the trail not routed on the Tongass National Forest. A route feature stores the spatial locations (geography) of the trail.

A depiction of the boundary that encompasses a Ranger District.

Non-routed roads are roads not included in the Tongass National Forest Travel Atlas or are part of National Forest System roads including State roads, county roads, city roads,...

A route feature stores the spatial locations (geography) of the road. These feature classes have an (M) value or measure on their vertices. A route system depicts all roads...

The Randolph Glacier Inventory (RGI) is a globally complete inventory of glacier outlines. It is supplemental to the Global Land Ice Measurements from Space initiative (GLIMS).