Pima County, in partnership with the National Park Service, has been an active participant in the development of a 70 mile segment of the trail. With the preparation of this Master Plan, Pima County has embarked on an active program to acquire the necessary rights-of-way and easements and to construct the Pima County segment of the national historic trail.
On March 2, 1999, the Board of Supervisors of Pima County, Arizona adopted the Sonoran Desert Conservation Plan. This Plan is the largest and most comprehensive regional multi-species conservation plan in the United States. These memorandums of understanding record the agreements made with cooperating agencies.
To prevent unwanted urban sprawl and unregulated development, it is most important that Pima County encourage and retain viable ranches. Ranching is a significant land use that has served to protect our natural open space, and it continues to be an important traditional industry that has shaped the rural landscape.
Study in preparation for updating the Yuma County 2010 Comprehensive Plan, analyzing: topography and climate; vegetation; soil types; prime farm land and hydrology; transportation; demographics; change in population; population change by age; commute time/previous place of residence; housing; new housing statistics; land ownership; land use designations; zoning districts; employment; and Yuma Proving Ground expansion.
Study in preparation for updating the Yuma County 2010 Comprehensive Plan, analyzing topography and climate; soil types; vegetation; prime farm land and hydrology; communities; community facilities; transportation; demographics; housing; location of residential building permits; new housing statistics; land ownership; land ownership statistics; Wellton-Mohawk Title Transfer Act; land use designations; zoning districts; employment; income; business establishments; agriculture statistics; proposed oil refinery; joint land use study; Town of Wellton; and City of Yuma annexation.
Study in preparation for updating the Yuma County 2010 Comprehensive Plan, analyzing topography and climate; soil types; vegetation; community facilities; transportation; demographics; housing; land ownership; land use; zoning districts; building permits; business establishments; employment; commercial building permits; and City of Yuma annexation.
Study in preparation for updating the Yuma County 2010 Comprehensive Plan, analyzing: race and ethnicity; population by Census block map; age cohorts by percentage of population; Census block groups; language statistics; commuting and prior residency statistics; employment by sector; employment by industry; income statistics; type of housing; community facilities; State Route 195; soil and groundwater; soil type map; depth to groundwater map; airport noise zones; land use designations established in Yuma County; zoning district map; rezonings; and housing units added.
Study in preparation for updating the Yuma County 2010 Comprehensive Plan, analyzing: topography and climate; soil types; vegetation; population, race, and ethnicity; age of population; housing occupancy; owner occupancy; land ownership; Fisher's Landing lease auction; building/placement permit activity; location of added housing units; zoning districts; land use designations; rezoning Case #02-39; wildlife refuges; and Yuma Proving Ground.
Study in preparation for updating the Yuma County 2010 Comprehensive Plan, analyzing: irrigation districts; vegetation; soil; Mittry Lake State Wildlife Area; Yuma Proving Ground; population by census block, race, and ethnicity; age cohorts by percentage of population; housing statistics; land ownership; land use designation map; changes to land use designations; zoning map; rezonings; and building permits.