A "Water Year" runs from October 1st through September 30th. For example, Water Year 2006 began on October 1, 2005 and ended on September 30, 2006. Questions regarding these reports or the data contained within should be directed to Steve Waters, Flood Warning Branch Manager.
- Guidelines for Developing a Comprehensive Flood Warning Program (103 KB)
- Interactive ALERT Products Catalog (2.2 MB)
- A Classification Index for Precipitation Events in Maricopa County, AZ (2.5 MB)