| Name | Location | County | Country | Power source | Type | Function | River |
| Chestnut Mills, Capel Dewi | Capel Dewi, Llandysul | Cardiganshire | United Kingdom | Water | Watermill | Woollen mill | Clettwr |
| Dolbantau Woollen Factory, Dolfor, near Llanfihangel-ar-arth | Dolfor, Llandysul | Cardiganshire | United Kingdom | Water | Watermill | Woollen mill | Clettwr |
| Fulling mill, Rhydowen | Rhydowen, Llandysul | Cardiganshire | United Kingdom | Water | Watermill | Fulling mill | Clettwr |
| Melin Dolfor, Dolfor, near Llanfihangel-ar-arth | Dolfor, Llandysul | Cardiganshire | United Kingdom | Water | Watermill | Corn mill | Clettwr |
| Rock Mills, Capel Dewi | Capel Dewi, Llandysul | Cardiganshire | United Kingdom | Water | Watermill | Woollen mill | Clettwr |