Detecting Possible Illegal Water Use in Arid Lands using Remote Sensing and GIS Methods John D. Nystuen
Maps courtesy of the Arizona Department of Water Resources.
Outline * Purpose Describe an example of an operational use of remote sensing and GIS by the Arizona Department of Water Resouces * Problem The problem: water sources, water use, and water law in the Phoenix and Tuscon regions of south-central Arizona combined in a water management effort to sustain adequate ground and surface water resources * Monitoring Program The monitoring program: Use of multispectral SPOT color images and ArcInfo land ownership (parcel) maps and water rights records in appropriate time frame, spatial resolution and extent * Institutional Issues Institutional issues: Data management, multiple-purpose uses,
departmental cost sharing, political issues and sustainable programs
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