Abbott Run Aquidneck Island-Frontal Atlantic Ocean Ashaway River Barden Reservoir-Ponaganset River Barrington River-Warren River Beaver River Big River Block Island Branch River Chepachet River Chipuxet River-Pawcatuck River Clear River Emerson Brook-Blackstone River Greenwich Bay Headwaters South Branch Pawtuxet River Hunt River Lower East Passage Lower Fivemile River Lower Moosup River Lower Pawcatuck River Lower West Passage Lower Wood River Mill River Moshassuck River Moswansicut Pond-Huntinghouse Brook Mount Hope Bay Ninigret Pond-Frontal Block Island Sound North Branch Pawtuxet River Palmer River Pawtuxet River Peters River-Blackstone River Pettaquamscutt River-Frontal Atlantic Ocean Pocassett River Point Judith Pond-Frontal Block Island Sound Quaduck Brook Quequechan River Sakonnet Point-Frontal Rhode Island Sound Sakonnet River Saugatucket River Scituate Reservoir Seekonk River-Providence River South Branch Pawtuxet River Ten Mile River Tomaquag Brook-Pawcatuck River Upper East Passage Upper Fivemile River Upper Moosup River Upper Narragansett Bay Upper Pachaug River Upper West Passage Upper Wood River Usquepaug River Usquepaug River-Pawcatuck River Westport River-Frontal Rhode Island Sound Woonasquatucket River

A friendlier watershed selection tool is planned for this page...