Cayaguas River
| Cayaguas River | |
|---|---|
| Native name | Río Cayaguas (Spanish) |
| Location | |
| Commonwealth | Puerto Rico |
| Municipality | San Lorenzo |
| Physical characteristics | |
| Source | |
| • location | Cerro La Pintora in Quebrada Arenas, San Lorenzo |
| Mouth | |
• location | Loíza River in Cayaguas, San Lorenzo |
• elevation | 259 ft. |
| Basin features | |
| Tributaries | |
| • left | Las Vegas River |
The Cayaguas River (Spanish: Río Cayaguas) is one of the main tributaries of the Loíza River (Río Grande de Loíza) that flows through the municipality of San Lorenzo in Puerto Rico.