U.S. Geological Survey Gap Analysis Program- Land Cover Data v2.2
Entry ID: USGS_GAP_Land_Cover

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Summary
Abstract: This dataset combines the work of several different projects to create a seamless data set for the contiguous United States. Data from four regional Gap Analysis Projects and the LANDFIRE project were combined to make this dataset. In the northwestern United States (Idaho, Oregon, Montana, Washington and Wyoming) data in this map came from the Northwest Gap Analysis Project. In the southwestern ... View entire text

Purpose: U.S. Geological Survey Gap Analysis Program Land Cover Data covers the continental United States, Alaska and Hawaii.
The original national coverage has been clipped to each of the 50 states, the 21 Landscape Conservation Cooperatives and 6 regions, This data may represent one of these subsets.
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Geographic Coverage
Spatial coordinates   
  N: 52.49   S: 22.67   E: -64.76   W: -128.45

Data Set Citation
Dataset Originator/Creator: U.S. Geological Survey Gap Analysis Program, Anne Davidson, Spatial Ecologist
Dataset Title: U.S. Geological Survey Gap Analysis Program- Land Cover Data v2.2
Issue Identification: Version 2.2
Data Presentation Form: remote-sensing image
Temporal Coverage
Start Date: 1999-01-01
Stop Date: 2001-12-31
ISO Topic Category
Quality Attribute_Accuracy_Report:
Accuracy assessments have been conducted for part of the Northwestern United States and the Southwestern United States

Logical_Consistency_Report: Not applicable for raster data

Completeness_Report:
All cells within the continental United States have been assigned an Ecological System or land use Value and description. Work is ongoing to improve country wide consistency in the class assignment process.
Access Constraints None
Use Constraints The digital land cover dataset may be used for various purposes with user's discretion. Specifically, this dataset was created for regional terrestrial biodiversity assessment. These data are not intended to be used at scales larger than 1:100,000.
Data Set Progress
IN WORK
Originating Center
Data Center
Gap Analysis Program, Biological Resources Division, U.S. Geological Survey, U.S. Department of the Interior Supplemental Info
Data Center URL: http://gapanalysis.usgs.gov/

Data Center Personnel
Name: ANNE DAVIDSON
Phone: 208-885-3720
Email: adavidson at uidaho.edu
Contact Address:
530 S. Asbury St., Suite 1
City: Moscow
Province or State: ID
Postal Code: 99163
Country: USA
Personnel
Role: TECHNICAL CONTACT
Phone: 208-885-3720
Email: adavidson at uidaho.edu
Contact Address:
530 S. Asbury St., Suite 1
City: Moscow
Province or State: ID
Postal Code: 99163
Country: USA
Publications/References
United States Geological Survey, EROS Data Center, National Elevation Dataset (1999), 30 Meter Digital Elevation Model, Elevation Values for the United States
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Extended Metadata Properties
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Creation and Review Dates
DIF Creation Date: 2013-10-07
Last DIF Revision Date: 2013-10-18
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