The Presidio River is a river of Mexico. It originates in the mountains of Durango, flowing south-southwesterly into Sinaloa before joining the Pacific Ocean southeast of Mazatlán. The watershed measures .
See also List of rivers of Mexico
References
Atlas of Mexico, 1975 (https://www.webcitation.org/689BebJNR?url=http://www.lib.utexas.edu/maps/atlas_mexico/river_basins.jpg). The Prentice Hall American World Atlas, 1984. Rand McNally, The New International Atlas, 1993.