Name | Place | State | Navigable length | Notes |
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Albemarle and Chesapeake Canal | Chesapeake | VA | 8.5 mi (13.7 km) | Two canals 30 miles (48 km) apart in two states |
Currituck County | NC | 5.5 mi (8.9 km) |
Alligator–Pungo Canal | Hyde County, Tyrell County | NC | 22 mi (35 km) | |
Assawoman Canal | Sussex County | DE | 4 mi (6.4 km) | Part of the Intracoastal Waterway |
Atlantic Intracoastal Waterway | East Coast | | | Part of the Intracoastal Waterway |
Augusta Canal | Augusta; Columbia County | GA | 6.8 mi (10.9 km) | Not navigable to other waterways |
Bricktown Canal | Bricktown | OK | 1 mi (1.6 km) | Has water taxi service. Not navigable to other waterways |
Barkley Canal | Lyon County | KY | 1.25 mi (2.01 km) | |
Cal-Sag Channel | Cook County | IL | 16 mi (26 km) | Part of the Illinois Waterway |
Calcasieu Ship Channel | Calcasieu Parish, Cameron Parish | LA | 36.5 mi (58.7 km) | |
Canaveral Barge Canal | Merritt Island | FL | 6 mi (9.7 km) | |
Cape Cod Canal | Barnstable County | MA | 7 mi (11 km) | Part of the Intracoastal Waterway |
Cape May Canal | Cape May County | NJ | 3.3 mi (5.3 km) | Part of the Intracoastal Waterway |
Cayuga–Seneca Canal | Seneca County | NY | 20 mi (32 km) | |
Chain of Rocks Canal | Madison County | IL | 9 mi (14 km) | The most downstream lock on the Upper Mississippi River |
Champlain Canal | Upstate New York | NY | 60 mi (97 km) | |
Chesapeake & Delaware Canal | Cecil County | MD | 14 mi (23 km) | Part of the Intracoastal Waterway |
New Castle County | DE |
Chicago Sanitary and Ship Canal | Cook County, Will County | IL | 28 mi (45 km) | Part of the Illinois Waterway |
Clam Lake Canal | Cadillac | MI | 0.33 mi (0.53 km) | |
Corpus Christi Ship Channel | Corpus Christi | TX | | |
Cumberland and Oxford Canal | Naples | ME | 0.04 mi (0.064 km) | Only the Songo Lock is still in use |
Delcambre Canal | Iberia Parish | LA | 12 mi (19 km) | |
Dismal Swamp Canal | Chesapeake | VA | 22 mi (35 km) | Part of the Intracoastal Waterway |
Camden County | NC |
Duluth Ship Canal | Duluth | MN | 0.33 mi (0.53 km) | |
Erie Canal | Upstate New York | NY | 363 mi (584 km) | |
Galveston and Brazos Canal | Brazoria County | TX | | |
Gowanus Canal | Brooklyn | NY | 1.8 mi (2.9 km) | |
Great Lakes Waterway | Great Lakes region | | | Has many branches. Reaches into Canada |
Gulf Intracoastal Waterway | Gulf Coast | | 1,050 mi (1,690 km) | Part of the Intracoastal Waterway |
Harlem River Ship Canal | New York | NY | 8 mi (13 km) | Now indistinguishable from the Harlem River |
Haulover Canal | Brevard County | FL | 1.25 mi (2.01 km) | Part of the Intracoastal Waterway |
Houston Ship Channel | Houston | TX | 50 mi (80 km) | |
Illinois Waterway | Northern and Central Illinois | IL | 336 mi (541 km) | |
Indiana Harbor and Ship Canal | East Chicago | IN | 6.75 mi (10.86 km) | Has two branches |
Industrial Canal (Inner Harbor Navigation Canal) | New Orleans | LA | 5.5 mi (8.9 km) | |
Intracoastal Waterway | | | 3,000 mi (4,800 km) | Consists of many canals and natural waterbodies |
Keweenaw Waterway | Houghton County | MI | 24.5 mi (39.4 km) | |
Lake Washington Ship Canal | Seattle | WA | 8 mi (13 km) | |
Lauritzen Canal | Richmond | CA | 0.32 mi (0.51 km) | |
Lechmere Canal | East Cambridge | MA | 0.2 mi (0.32 km) | |
Lewes and Rehoboth Canal | Sussex County | DE | 9 mi (14 km) | Part of the Intracoastal Waterway |
Louisville and Portland Canal | Louisville | KY | 2 mi (3.2 km) | |
Matagorda Ship Channel | Matagorda County | TX | 2 mi (3.2 km) | |
McClellan–Kerr Arkansas River Navigation System | | AR | 445 mi (716 km) | |
Eastern Oklahoma | OK |
Ogden Slip | Chicago | IL | 0.35 mi (0.56 km) | |
Okeechobee Waterway | South Florida | FL | 154 mi (248 km) | |
Oswego Canal | Oswego County | NY | 23.7 mi (38.1 km) | |
Point Pleasant Canal | Point Pleasant | NJ | 2 mi (3.2 km) | Part of the Intracoastal Waterway |
Port Townsend Ship Canal | Jefferson County | WA | 0.9 mi (1.4 km) | |
Portage Lake Canal | Houghton County | MI | 2.5 mi (4.0 km) | Part of Keweenaw Waterway |
Sabine–Neches Waterway | Southeast Texas | TX | 64 mi (103 km) | |
Calcasieu Parish | LA |
Sacramento Deep Water Ship Channel | Solano County, Yolo County | CA | 43 mi (69 km) | |
Smith Canal | Stockton | CA | 2.4 mi (3.9 km) | |
St. Clair Flats Canal | Clay Township | MI | | |
St. Lawrence Seaway | Jefferson County, St. Lawrence County | NY | 370 mi (600 km) | Spans into Canada |
St. Lucie Canal (C-44) | Martin County | FL | 26 mi (42 km) | Part of the Okeechobee Waterway |
Stockton Channel | Stockton | CA | 2.5 mi (4.0 km) | |
Stockton Deepwater Shipping Channel | San Joaquin County, Contra Costa County | CA | 41 mi (66 km) | |
Shinnecock Canal | Hampton Bays | NY | 0.9 mi (1.4 km) | |
St. Marys Falls Canal (Soo Locks) | Sault Ste. Marie | MI | 2 mi (3.2 km) | Part of the Great Lakes Waterway |
Sturgeon Bay Ship Canal | Door County | WI | 1.3 mi (2.1 km) | |
Tennessee–Tombigbee Waterway | Northeast Mississippi | MS | 234 mi (377 km) | |
Southwest Alabama | AL |
Victoria Barge Canal | Victoria County, Calhoun County | TX | 35 mi (56 km) | |
West Neebish Channel | Chippewa County | MI | 6 mi (9.7 km) | Part of the Great Lakes Waterway |
Wiley-Dondero Canal | St. Lawrence County | NY | 9.2 mi (14.8 km) | Part of the St. Lawrence Seaway |