The Ten Mile River Watershed covers 54 square miles of Northeastern Rhode Island and Southeastern Massachusetts, it is one of 27 watersheds in Massachusetts, and one of the 10 Rhode Island watersheds, it is also the smallest Massachusetts watershed.
The headwaters of the Ten Mile River begins in Plainville and Foxboro Ma. with two major tributaries Bungay and the Seven Mile rivers. There are 45 lakes and ponds in the watershed, and many towns once used it as a source of drinking water.
The river travels through North Attleboro, Attleboro, Seekonk Ma. Pawtucket and East Providence Rhode Island, before reaching the Seekonk River, at Omega Falls.
The Turner reservior provides for good bass and perch fishing, plus is supports a healthy river herring spawning ground, there are three fish ladder buit on the river begining at Omega dam then Hunts Mills and Turner dam, allowing fish to reach as far up river as Armistice Blvd.