| Rating | Solver | Clue |
|---|---|---|
| WELL | Water source | |
| STREAM | Water source | |
| PUMP | Source of water | |
| SPRING | Seasonal source of water? | |
| RESERVOIR | Source of town water supply | |
| SPRINGCLEAN | Yearly clear-out makes water source hygienic | |
| UNWELL | United Nations water source is not in good shape | |
| DERIVATION | A leading or drawing off of water from a stream or source. | |
| ISSUE | To proceed, as from a source; as, water issues from springs; light issues from the sun. | |
| MOTOR | A prime mover; a machine by means of which a source of power, as steam, moving water, electricity, etc., is made available for doing mechanical work. | |
| HEAD | ... a stream or river; as, the head of the Nile; hence, the altitude of the source, or the height of the surface, as of water, above a given place,... | |