| La Yaya Dam | |
| Location Map: | Cuba |
| Location Map Size: | 250px |
| Coordinates: | 20.1269°N -75.3593°W |
| Country: | Cuba |
| Location: | Niceto Pérez, Guantánamo Province |
| Purpose: | Flood control, water supply |
| Status: | O |
| Dam Type: | Embankment |
| Dam Crosses: | Guantánamo River |
| Dam Elevation Crest: | 85.7m (281.2feet) |
| Spillway Type: | Chute, free overflow |
| Spillway Capacity: | 3900m3/s |
| Res Name: | La Yaya Reservoir |
| Res Capacity Total: | 160000000m2 |
| Res Capacity Active: | 146000000m2 |
| Res Catchment: | 555km2 |
| Res Surface: | 13.3km2 |
| Res Max Length: | 7.6km (04.7miles) |
| Res Elevation: | 79.1m (259.5feet) |
La Yaya Dam is an embankment dam on the Guantánamo River near the town of La Yaya in the municipality of Niceto Pérez in Guantánamo Province, Cuba. The dam was completed in 1973 for flood control, irrigation of up to 8000ha, and water supply for municipal and industrial uses. The reservoir has a storage capacity of 160000000m2, the second largest in the eastern part of the country after Melones Dam.[1] [2] [3]