Coordinates: 41°52′34″N 71°33′53″W / 41.8761°N 71.5646°W / 41.8761; -71.5646 The Stillwater River is a river in the U.S. state of Rhode Island. It flows approximately 6.1 miles (9.8 km).[1] There are four dams along the river's length.[2]


The river is formed by the confluence of Cutler Brook with an unnamed stream, west of the village of Harmony. The river flows in a southeasterly direction to Waterman Lake, then east past the village of Greenville. From there, the river flows in a northerly direction to Stillwater Reservoir where it meets the Woonasquatucket River.


Below is a list of all crossings over the Stillwater River. The list starts at the headwaters and goes downstream.


In addition to many unnamed tributaries, the following brooks feed the Stillwater:

See also


  1. ^ U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National Map, accessed April 1, 2011
  2. ^ Governor's Task Force on Dam Safety and Maintenance – Final Report, January 2001