| Name | Location | County | Country | Power source | Type | Function | River |
| Factory Pen-y-caerau, Aberdaron | Aberdaron | Caernarfonshire | United Kingdom | Water | Watermill | Woollen mill | Tributary to Daron |
| Melin Bodwrdda, Aberdaron | Aberdaron | Caernarfonshire | United Kingdom | Water | Watermill | Corn mill | Daron |
| Pandy Bodwrdda, Aberdaron | Aberdaron | Caernarfonshire | United Kingdom | Water | Watermill | Fulling mill | Daron |