Klamath National Forest
                     Geographic Information System
                          Theme Documentation

                                       Revision Date: March 1997

Theme:               Geomorphic Terranes

File Pathname:       
/fsfiles/ref/library/gis/klamath/geology/geo_terranes

Disclaimer:          
*********************************************************************-
****
                     The Klamath National Forest cannot assure the 
                     reliability or suitability of this information 
                     for a particular purpose.  Original data was 
                     compiled from various sources.  Spatial 
                     information may not meet National Map Accuracy 
                     Standards.  This information may be updated 
                     without notification.
                     ***********************************************-
                     *************************

Project Name:        KNF Base Layer

                      IDENTIFICATION INFORMATION

Coverage Extent:     Forest-wide
Source:               Derived layer
Last Update:         March 1997
Primary Feature Type:Polygon
Other Feature Types: 
Distribution Limitations:     None
Data Resolution:     1:24000
Projection:          UTM Zone 10

Comments:            A classification of geomorphic terranes into 13 
                     types.

                     Derived from the union of 5 layers:  bedrock, 
                     geomorphology, active landslides, inner gorge, 
                     and slope.
                          SOURCE INFORMATION

Source System:       LIDES/DWRIS (USFS Region 5 GIS)
                     Arc/Info
Source Scale:        1:24000
Source Projection:   UTM Zone 10
Capture Method:      scanned, digitized

                         CUSTODIAN INFORMATION

Contact Organization:KNF Supervisor's Office
Resource Contact:    Juan de la Fuente, Earth Sciences Staff
Phone:916-842-6131  Email:  
Address:              1312 Fairlane Road
                      Yreka, CA  96097


GIS Contact:         Dianne Torpin, KNF Supervisor's Office, GIS 
Staff
Phone:916-842-6131  Email:  
Address:             1312 Fairlane Road
                     Yreka, CA  96097


                        PROCESSING INFORMATION

Theme Generation:    See the macro 
                     "/fsfiles/ref/library/gis/klamath/geology/aml/c-
                     reate_geo13.aml" for detailed information on the 
                     creation of this layer.

Lineage:             See the documentation for the component layers 
                     of this theme.

For more detailed information, see the Edit Log for this theme.                         ATTRIBUTE INFORMATION
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==

System Software:    Arc/Info

Table Name:.PAT
============================================
Item Name:                geo13  Item Type:        integer Item 
Length:   2

 Item Value                 Description

 1                          Active landslide
 2                          Toe zone of dormant landslide
 3                          Dormant landslide
 4                          Granitic mountain slope, steep slope
 5                          Granitic mountain slope, low to moderate 
                            slope
 6                          Non-granitic mountain slope, steep slope
 7                          Goosenest terrane
 8                          Non-granitic mountain slope, low to 
                            moderate slope
 9                          Inner gorge developed on unconsolidated 
                            deposits
 10                         Inner gorge developed on granitic slopes
 11                         Inner gorge, other
 12                         Debris basin
 13                         Glacial moraine, terrace deposit, fan 
                            deposit