San Pedro Mezquital River
| Río San Pedro Mezquital Río San Pedro | |
|---|---|
| Location | |
| Country | Mexico |
| State | Nayarit, Durango |
| Physical characteristics | |
| Mouth | |
• location | Pacific Ocean |
• coordinates | 21°56′22″N 105°21′01″W / 21.939417°N 105.350269°W |
| Length | 540 km |
| Basin size | 27,674 km2 |
The San Pedro Mezquital River (Spanish: Río San Pedro Mezquital) is a river of Nayarit, Mexico.
The river originates in the Sierra Madre Occidental, and flows through Durango and Nayarit states to empty into the Pacific Ocean in Marismas Nacionales Biosphere Reserve.