Fort Towson – Department of Oklahoma

Most of Connecticut's rivers flow into Long Island Sound and from there the waters mix into the Atlantic Ocean. A few extremely eastern rivers flow into Block Island Sound. The list is arranged by drainage basin from east to west, with respective tributaries indented from downstream to upstream under each larger stream's name.

By drainage basin (east to west)

Block Island Sound

Pawcatuck River – easternmost CT river basin
- Shunock River
- Ashaway River (Rhode Island)
  - Green Fall River
- Wood River

Long Island Sound

Connecticut River
- Back River
- Lieutenant River
- Falls River
- Eightmile River
- Deep River
- Salmon River
- Sumner Brook
  - Pameacha Creek
- Mattabesset River
  - Coginchaug River
- Hockanum River
  - Tankerhoosen River
- Park River – also known as Hog River and Little River
  - North Branch Park River
  - South Branch Park River
- Podunk River
- Farmington River
- Scantic River
  - Watchaug River
Patchogue River
Menunketesuck River
Indian River (Clinton)
Hammonasset River
Neck River
East River
West River (Guilford)
Branford River
Farm River

Fivemile River
Noroton River
Rippowam River – also known as Mill River in its lower end in Stamford
Mianus River
Byram River – Westernmost river basin in Connecticut

New York Harbor

Hudson River (New York)
- Croton River (New York)
  - Titicus River

References

"USGS Geographic Names Information Service". Retrieved 2007-07-17.
"Professor Higbee's Stream Maps of New England". Vivid Publishing, Inc. 1995. Retrieved 2007-07-17.

Rivers of the United States
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Rivers of Connecticut by drainage system

Long Island Sound

Black Rock Harbor	Ash Creek Rooster River
Bridgeport Harbor	Pequonnock River
Connecticut River Watershed	Blackledge River Coginchaug River Connecticut River Duck River Eightmile River Falls River Farmington River Hockanum River Hubbard River Jeremy River Lieutenant River Mattabesset River Nepaug River Pameacha Creek Park River Pequabuck River Podunk River Salmon River Scantic River
Housatonic River Watershed	Blackberry River East Aspetuck River Housatonic River Konkapot River Mad River Naugatuck River Pomperaug River Rocky River Schenob Brook Shepaug River Still River Ten Mile River Whiting River
Little Narragansett Bay (Pawcatuck River Watershed)	Ashaway River Green Fall River Pawcatuck River Shunock River Wood River
Milford Harbor	Wepawaug River
New Haven Harbor	Mill River Quinnipiac River West River
Norwalk Harbor (Norwalk River Watershed)	Norwalk River Silvermine River
Saugatuck River Watershed	Aspetuck River Saugatuck River
Thames River Watershed	Basset Brook Beaver Brook Bigelow Brook Fenton River Fishers Brook Five Mile River French River Hop River Little River Merrick Brook Moosup River Mount Hope River Natchaug River Oxoboxo River Pachaug River Quinebaug River Shetucket River Thames River Willimantic River Yantic River
Others	Black Hall River Byram River Cove River Farm River Hammonasset River Indian River Mianus River Mill River (Fairfield) Mystic River Niantic River Noroton River Oyster River Rippowam River

Upper New York Bay

Hudson River Watershed	Titicus River

source: https://en.wikipedia.org/wiki/List_of_rivers_of_Connecticut

By drainage basin (east to west)

Block Island Sound

Long Island Sound

New York Harbor

References

See also