<Tr> <Th> Length </Th> <Td> 510 mi (821 km) </Td> </Tr> <Tr> <Th> Basin </Th> <Td> 9,756 sq mi (25,268 km) </Td> </Tr> <Tr> <Th> Discharge </Th> <Td> </Td> </Tr> <Tr> <Td> - average </Td> <Td> 8,400 cu ft / s (238 m / s) </Td> </Tr>

River that seperates the united states from mexico