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.

This plan has been prepared in recognition of area flooding problems induced by urbanization within this unusually flat portion of the Tucson basin.

The Groundwater Cleanup Task Force has examined various aspects of Arizona's cleanup programs as well as similar programs in other states and on the federal level. Its members have debated these issues in detail, and present this report as a summary of the Task Force's work and recommendations.