<Tr> <Th> River mouth </Th> <Td> Atlantic Ocean </Td> </Tr> <Tr> <Th> Length </Th> <Td> 25.5 miles (41.0 km) </Td> </Tr> <P> The Rio Guajataca is a river on the island of Puerto Rico . It is located in the northwest coast of the island . It flows from the south and drains into the Atlantic Ocean . The name was given by the original inhabitants prior to the arrival of Christopher Columbus . </P> <P> Guajataca River has a length of approximately 25.5 miles (41 kilometers) with its origin in the municipality of Lares, Puerto Rico at an altitude of approximately 1,600 feet (488 meters) above sea level . It crosses the municipalities of Lares, San Sebastián, and Isabela forming Guajataca Lake on its path . </P>

Where is the guajataca river located in puerto rico