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This data set depicts federal lands having restrictions on access or activities -- that is, lands mangaed by the National Park Service, Defense Department, or Energy Department -- in western North America. The data set was created by reformatting and merging state- and province-based ownership data layers originally acquired from diverse sources (including state GAP programs, USBLM state offices and other sources). For each original dataset 3 additional fields, "Pub_Pvt", "CA_OWN", and "SOURCE" were added and populated based on the specific ownership information contained in the source data. The original coverages were then merged based on the "CA_OWN" field. Finally, NPS, DOD, and DOE lands were selected out of...
Construction of major dam projects in the Western States requires a re-examination of Indian water rights. Roughly analogous to the nineteenth century problem of Indian land rights, the twentieth century issue of Indian water rights has shifted from water ownership to its best use. Conflicts exist between the western water law of prior appropriation and the Indian rights to the water. The United States Supreme Court addressed the issue in Winters v. United States by holding that the Indian rights controlled over state law. However, the standard for measuring the quantity of water reserved to the Indians was not determined, subsequently causing much conflict. Although the Winters doctrine grants rights to the American...

    map background search result map search result map Restricted Access Federal Lands in Western North America Restricted Access Federal Lands in Western North America