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PAD-US 4.0 Vector Analysis and Summary Statistics

Dates

Publication Date
Start Date
2005
End Date
2024

Citation

U.S. Geological Survey (USGS) Gap Analysis Project (GAP), 2024, Protected Areas Database of the United States (PAD-US) 4.0: U.S. Geological Survey data release, https://doi.org/10.5066/P96WBCHS.

Summary

Spatial analysis and statistical summaries of the Protected Areas Database of the United States (PAD-US) provide land managers and decision makers with a general assessment of management intent for biodiversity protection, natural resource management, and recreation access across the nation. The PAD-US 4.0 Combined Fee, Designation, Easement feature classes (with Military Lands and Tribal Areas from the Proclamation and Other Planning Boundaries feature classes) were modified to remove overlaps, avoiding overestimation in protected area statistics and to support user needs. A Python scripted process ("PADUS4_0_VectorAnalysis_Script_Python3.zip") associated with this data release prioritized overlapping designations (e.g. Wilderness [...]

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463.71 MB application/zip
5.79 GB application/zip
3.31 MB application/zip
334.65 MB application/zip
PADUS4_0_VectorAnalysis_Script_Python3.zip 8.89 MB application/zip

Purpose

This vector analysis of the Protected Areas Database of the United States (PAD-US) was created to provide land managers and decision makers with a general summary of management for biodiversity protection, natural resource management, and recreation access. The PAD-US inventory is an aggregation of data from managing entities, or best available sources, representing the U.S. protected areas network and contains many overlapping boundaries. These vector analysis files were created to remove overlapping features and "flatten" the data to facilitate spatial analysis and the calculation of area statistics. These vector analysis files also allow for other applications that require a representation of overall protection status without overlapping designation boundaries. Alternative formats are available including Comma-separated Value (CSV) tables and a rasterized version to facilitate the combination of protected areas data with other raster data (See PAD-US 4.0 Raster Analysis child item of this data release; https://doi.org/10.5066/P96WBCHS ). GAP Status Code, a measure of management intent to protect biodiversity, is used to prioritize overlapping management designations during the data "flattening" process, with highest priority given to GAP Status 1 areas. See the PAD-US Website https://www.usgs.gov/programs/gap-analysis-project/science/protected-areas for more information.

Rights

Public Domain. Unless otherwise stated, all data, metadata and related materials are considered to satisfy the quality standards relative to the purpose for which the data were collected. Although these data and associated metadata have been reviewed for accuracy and completeness and approved for release by the U.S. Geological Survey (USGS), no warranty expressed or implied is made regarding the display or utility of the data for other purposes, nor on all computer systems, nor shall the act of distribution constitute any such warranty.

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Protected Areas Database of the United States (PAD-US) 4 completed by the Protected Areas Database of the Unites States Team/Gap Analysis Project/Science Analytics and Synthesis/Core Science Systems on April 24, 2024. To review the changes made, see the “VersHist_PADUS_SpatialAnalysisAndStatistics.txt”. file contained in the Attached Files section of each PAD-US Spatial Analysis and Statistics child item.

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