| distance | reference number | name | latitude | longitude |
| 12.5 | 2866 | South Hartford, Connecticut River, Connecticut | 41.755 | -72.6583 |
| 13.0 | 1236 | Hartford, Connecticut River, Connecticut | 41.77 | -72.6683 |
| 13.4 | 2573 | Rocky Hill, Connecticut River, Connecticut | 41.6633 | -72.63 |
| 16.7 | 1765 | Maromas, Connecticut River, Connecticut | 41.5417 | -72.5517 |
| 18.5 | 1830 | Middletown, Connecticut River, Connecticut | 41.56 | -72.645 |
| 18.9 | 1264 | Higganum Creek, Connecticut River, Connecticut | 41.5033 | -72.5533 |
| 19.5 | 1187 | Haddam, Connecticut River, Connecticut | 41.4817 | -72.5067 |
| 21.0 | 3165 | Tylerville, Connecticut River, Connecticut | 41.4517 | -72.465 |
| 23.0 | 1189 | Hadlyme, Connecticut River, Connecticut | 41.42 | -72.4283 |
| 27.6 | 933 | Essex, Connecticut River, Connecticut | 41.3483 | -72.385 |
| 28.1 | 3068 | Thames River, Norwich, Connecticut | 41.5233 | -72.0783 |
| 29.5 | 1715 | Lyme, highway bridge, Connecticut River, Connecticu | 41.3217 | -72.35 |
| 31.1 | 3401 | Yale Boathouse, Thames River, Connecticut | 41.43 | -72.0933 |
| 31.8 | 3306 | Westbrook, Duck Island Roads, Connecticut | 41.2733 | -72.475 |
| 31.8 | 2116 | Old Saybrook Point, Connecticut River, Connecticut | 41.2833 | -72.35 |
| 32.8 | 2001 | Niantic, Niantic River, Connecticut | 41.325 | -72.1867 |
| 33.0 | 2698 | Saybrook Jetty, Connecticut River, Connecticut | 41.2633 | -72.3433 |
| 33.1 | 1728 | Madison, Connecticut | 41.27 | -72.6033 |
| 34.3 | 1178 | Guilford Harbor, Connecticut | 41.2717 | -72.6667 |
| 34.8 | 1977 | New London, Thames River, Connecticut | 41.355 | -72.0867 |
| 36.7 | 2613 | Sachem Head, Connecticut | 41.245 | -72.7083 |
| 39.1 | 327 | Branford, Branford River, Connecticut | 41.2617 | -72.8183 |
| 40.7 | 2282 | Plum Gut Harbor, Plum Island, Long Island Sound, Ne | 41.1717 | -72.205 |
| 41.2 | 2139 | Orient, Shelter Island Sound, Long Island Sound, Ne | 41.1333 | -72.3 |
| 41.3 | 1974 | New Haven Harbor entrance, Connecticut | 41.2833 | -72.9083 |