The Canovanillas River () is a tributary of the Loíza River that flows through the municipalities of Carolina and Canóvanas in Puerto Rico. Its headwaters are located in barrio Lomas of Canóvanas, close to Cerro La Condesa of the Sierra de Luquillo. Throughout its course, the river traces along the municipal boundaries of these two municipalities.Municipio de Canóvanas. (August 6, 2021). Canóvanas Approved Hazard Mitigation Plan (Final HMP) (Approved: August 6, 2021). Retrieved September 8, 2025, from https://jp.pr.gov/wp-content/uploads/2022/01/CANO-Plan-FinalHMP.pdf
See also List of rivers of Puerto Rico
References
External links USGS Hydrologic Unit Map – Caribbean Region (1974) Rios de Puerto Rico