| distance | reference number | name | latitude | longitude |
| 20.0 | 2866 | South Hartford, Connecticut River, Connecticut | 41.755 | -72.6583 |
| 20.4 | 1236 | Hartford, Connecticut River, Connecticut | 41.77 | -72.6683 |
| 20.6 | 2573 | Rocky Hill, Connecticut River, Connecticut | 41.6633 | -72.63 |
| 22.2 | 1765 | Maromas, Connecticut River, Connecticut | 41.5417 | -72.5517 |
| 23.9 | 1187 | Haddam, Connecticut River, Connecticut | 41.4817 | -72.5067 |
| 24.1 | 1264 | Higganum Creek, Connecticut River, Connecticut | 41.5033 | -72.5533 |
| 24.6 | 3068 | Thames River, Norwich, Connecticut | 41.5233 | -72.0783 |
| 24.6 | 3165 | Tylerville, Connecticut River, Connecticut | 41.4517 | -72.465 |
| 25.1 | 1830 | Middletown, Connecticut River, Connecticut | 41.56 | -72.645 |
| 25.9 | 1189 | Hadlyme, Connecticut River, Connecticut | 41.42 | -72.4283 |
| 28.7 | 3401 | Yale Boathouse, Thames River, Connecticut | 41.43 | -72.0933 |
| 29.7 | 933 | Essex, Connecticut River, Connecticut | 41.3483 | -72.385 |
| 31.2 | 1715 | Lyme, highway bridge, Connecticut River, Connecticu | 41.3217 | -72.35 |
| 32.3 | 2001 | Niantic, Niantic River, Connecticut | 41.325 | -72.1867 |
| 32.8 | 1977 | New London, Thames River, Connecticut | 41.355 | -72.0867 |
| 33.5 | 2116 | Old Saybrook Point, Connecticut River, Connecticut | 41.2833 | -72.35 |
| 34.7 | 2698 | Saybrook Jetty, Connecticut River, Connecticut | 41.2633 | -72.3433 |
| 35.1 | 3306 | Westbrook, Duck Island Roads, Connecticut | 41.2733 | -72.475 |
| 37.9 | 1728 | Madison, Connecticut | 41.27 | -72.6033 |
| 39.5 | 1178 | Guilford Harbor, Connecticut | 41.2717 | -72.6667 |
| 39.6 | 2800 | Silver Eel Pond, Fishers Island, New York | 41.2567 | -72.03 |
| 39.6 | 2801 | Silver Eel Pond, Fishers Island, New York (sub) | 41.2567 | -72.03 |
| 40.6 | 1646 | Little Gull Island, Long Island Sound, New York | 41.2067 | -72.1017 |
| 41.0 | 3309 | Westerly, Pawcatuck River, Rhode Island | 41.3817 | -71.8317 |
| 41.0 | 2282 | Plum Gut Harbor, Plum Island, Long Island Sound, Ne | 41.1717 | -72.205 |