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Historical Aerial Photographs

The historical aerial photographs provided on this page date back as far as 1936.  These old photographs can be useful, primarily to engineers, in analyzing wash migration over time.  They can also provide information on historical flow paths in currently developed areas.

These historical aerial photos are from the Pima County Regional Flood Control District. You can see more current aerial imagery on the Pima County GIS website.   Additional imagery is available on the District GIS maps.

1936 Natural Resources Conservation Service (NRCS) Aerial Photos
1941 Aerial Photos
1979-2002 Grid - based Aerial Photos