| Answer | Crossword Clue |
|---|---|
| MERC | Current water pollutant: Abbr. |
| PCB | Water pollutant |
| PCB | A water pollutant |
| MILLSTREAM | Water current. |
| RACE | Water current |
| MILLRACE | Current of water. |
| EDDY | Circular water current |
| RAPID | Like white water current |
| RACE | Swift current of water. |
| RACE | Rapid current of water. |
| RACE | Swift current of water |
| RAPID | Like white-water current |
| LEETIDE | Water current with the wind |
| LEETIDE | Water current in the same direction as the wind |
