Bucaná River () is a river in the municipality of Ponce, Puerto Rico. RÃÂo Bucaná has its origin in barrio Machuelo Arriba where it forms at an altitude of . It forms from the confluence of RÃÂo Cerrillos and RÃÂo Bayagán. It is also fed by RÃÂo Portugues during its southernly run. RÃÂo Bucaná used to run for some prior to canalization and other diversion work by the U.S. Army Corps of Engineers. It now runs for to drain into the Caribbean Sea. This river is one of the 14 rivers in the municipality.
RÃÂo Bucaná is formed in barrio Machuelo Arriba by the confluence of the Bayagán and Cerrillos rivers. It has two tributaries, RÃÂo Portugues and RÃÂo Cerrillos.
RÃÂo Bucaná originates in Cordillera Central at Monte Jayuya and runs in a winding fashion to the south receiving feeds from Rio Jauca, Rio Bayagan and Quebrada Guayo. RÃÂo Bucaná is channelized from the point it enters the city of Ponce and until it is fed by Rio Portugues (a river that is also channelized) in Barrio Bucaná at the southern tip of Julio Enrique Monagas Family Park. The channelization project started in 1974 and was completed in 1997. It was a multimillion-dollar investment, with just the first phase costing $120 million. The river empties into the Caribbean Sea near La Guancha. A section of the river used to run alongside Route 14, near the former Hospital de Distrito (now Hospital San Lucas), but it has since been diverted.
The following table summarizes the course of RÃÂo Bucaná in terms of roads crossed. Roads are listed as the river flows from its origin at the confluence of RÃÂo Bayagán and RÃÂo Cerrillos rivers, located in Barrio Machuelo Arriba, north of the city of Ponce, to its emptying into the Caribbean Sea in Barrio Bucaná in the south (N/A = Data not available):
RÃÂo Bucaná is largely used for irrigation of crops on the southern plains of Puerto Rico located east of the city of Ponce.