Provides a brief analysis of the legal and financial feasibility of the March 16, 2000 proposal, as well as a comparative analysis of (1) the conservation value, (2) the level of cultural resource protection, and (3) the fiscal impact of the proposal as measured against other development projects and against the various alternatives that might be exercised by the landowner.

Conservation of the Tortolita Alluvial Fan landscape has been promoted by Pima County and Town of Marana over the past two decades. An interdepartmental team was formed to evaluate flood and debris flow hazards and the potential to create an expanded Tortolita Fan Preserve. This report provides an overview of the alluvial fan characteristics and evaluates information on the significance of the biological and cultural resources to determine of the area meets the criteria to create a federal preserve.