Flood Control District

Maricopa County, Arizona

Rainfall Data

The District has installed and maintains 326 precipitation gages throughout Maricopa and surrounding counties which measure the amount and timing of rainfall in real time. This data is transmitted to the District and stored on the base computers. These data, real-time or historic, may be viewed using the tools on this page in different formats such as tables, maps and plots.

Rainfall Reports

Historic Precipitation Data

Daily totals at all precipitation gages by month back to October 2010:
(See the Publications section for prior daily total summaries).

Past contoured rainfall maps by storm date:

Annual rainfall total maps by water-year:

Maximum period recorded rainfall amounts at stations with 10 or more years of record:
Select a time period - 72 Hour | 24 Hour | 6 Hour | 3 Hour | 1 Hour

Rainfall History Documents (summary statistics and annual rainfall records) for each rain gage

NOAA14 Design Rainfall Data

Compiled Data Products

Additional Information

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