| Date | Grid | Clue | Author | Editor |
|---|---|---|---|---|
| Tue, Jun 07, 2022 | 47D | Blocked, as a river | Carly Schuna | Shortz |
| Sun, Oct 25, 1998 | 25A | Like the Columbia River | Nancy Nicholson Joline | Shortz |
| Fri, Mar 25, 1994 | 53A | Blocked | Harvey Estes | Shortz |
| Sun, Mar 06, 1994 | 71A | Blocked, as a river | Frances Hansen | Shortz |