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Arizona Department of Water Resources AZ.gov Arizona's Official Web Site
Securing Arizona's Water Future
Land Ownership in the San Simon Wash Basin

Land ownership, including the percentage of ownership by category, for the San Simon Wash Basin is shown in Figure 7.8-2.  The principal feature of land ownership in this basin is the large proportion of tribal lands.  A description of land ownership data sources and methods is found in Volume 1, Appendix A.  More detailed information protected areas is found in Section 7.0.4.  Land ownership categories are discussed below in the order of largest to smallest percentage in the basin.

Indian Reservation

  • 99.2% under tribal ownership as the Tohono O’odham Indian Reservation.
  • Land uses include domestic, commercial, grazing and farming.

Private

  • 0.3% of the land is private.
  • Small parcels of private land are found in the southern portion of the basin and in the vicinity of Sells.
  • Land uses include domestic, commercial and grazing.

U.S. Bureau of Land Management

  • 0.2% of the land is federally owned and managed by the Lower Sonoran Field Office of the U.S. Bureau of Land Management.
  • Primary land use is grazing.

State Trust Land

  • 0.2% of the land is held in trust for the public schools under the State Trust Land system.
  • Primary land use is grazing.

National Park Service (NPS)

  • 0.1% of the land is federally owned and managed by the National Park Service as the Organ Pipe Cactus National Monument.
  • Land uses include resource conservation and recreation.

Click here for Figure 7.8-2

Figure 7.8-2 San Simon Wash Basin Land Ownership

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