| Outflow |
| Watershed |
| Ditch purpose |
| Kind of ditch |
| Type of basin |
| Ditch's purpose |
| Gardenia (anag) |
| Outflow of water |
| Removal of water |
| Ditch or pipe type |
| Sump pump's purpose |
| Anagram for gardenia |
| It's poor on the moor |
| Possible land problem |
| One concern of the E.P.A. |
| System for removing liquid |
| What a waste pipe provides |