Coles Brook is a small stream that begins east of Pine Street in Rehoboth MA, and flows in a southwest direction to Central Pond and the and the on the border of Seekonk, Massachusetts and East Providence, Rhode Island. It is a tributary of the Ten Mile River. The brook is about 4.4 miles (7.1 km) long and has three small dams along its course. It flows through the Caratunk wildlife reservation in Seekonk, which has large portions of open space and wildlife, and is the site of Native American Camps, where artifact have been uncovered.