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- All Subjects: Pima County (Ariz.)
- Creators: Elliott D. Pollack & Company
- Creators: U.S. Fish and Wildlife Service
- Status: Published
This report presents the results of both a qualitative and quantitative analysis of the drainage problems associated with the South Branch, Upper Carmack watershed. Also included is an economic assessment of the damage potential associated with three distinct storm events.
The primary need for these realignments is due to the planned airport expansion at Tucson International Airport. The purpose of this report is to compare various alignment alternatives for the realignment on the basis of access, cost, right-of-way, and floodplain impacts.
The purpose of this study is to (1) develop a fundamental understanding of the problems that exist, and (2) perform a cursory examination of possible management approaches identifying those that appear most plausible for further consideration.
The Sutherland Valley is a broad, geologically-controlled floodplain. This study attempts to quantify the depth and extent of flooding so that floodplain permits can be issued for development which meets local and federal restrictions.