Gunnison Tunnel
| Gunnison Tunnel | |
| Location | Montrose County, Colorado, USA | 
|---|---|
| Nearest city | Montrose, Colorado | 
| Coordinates | 38°29′02″N 107°44′38″W / 38.484022°N 107.743791°W | 
| Area | 373.3 acres (1.511 km2) | 
| Built | 1901 | 
| Built by | U.S. Reclamation Service | 
| NRHP reference No. | 79000616 | 
| Added to NRHP | July 22, 1979 | 
The Gunnison Tunnel is an irrigation tunnel constructed between 1905 and 1909 by the U.S. Bureau of Reclamation in Montrose County, Colorado. The 5.8-mile-long (9.3 km) tunnel diverts water from the Gunnison River to the arid Uncompahgre Valley around Montrose, Colorado.