| Name | Location | County | Country | Power source | Type | Function | River |
| Felin Isaf, Llanllugan | Llanllugan | Montgomeryshire | United Kingdom | Water | Watermill | Corn mill | Rhiw |
| Felin Uchaf, Cefn Coch | Llanllugan | Montgomeryshire | United Kingdom | Water | Watermill | Corn mill | Rhiw |
| Felindre Mill, Felindre | Berriew | Montgomeryshire | United Kingdom | Water | Watermill | Rhiw | |
| Lower Mill, Manafon | Manafon | Montgomeryshire | United Kingdom | Water | Watermill | Corn mill | Rhiw |
| Pandy Bach, Cefn Coch | Llanllugan | Montgomeryshire | United Kingdom | Water | Watermill | Fulling mill | Rhiw |
| Upper Mill Factory, Cefn Coch | Llanllugan | Montgomeryshire | United Kingdom | Water | Watermill | Woollen mill | Rhiw |
| Upper Mill, New Mills | Manafon | Montgomeryshire | United Kingdom | Water | Watermill | Corn mill | Rhiw |
| Walk mill, New Mills | Manafon | Montgomeryshire | United Kingdom | Water | Watermill | Fulling mill | Rhiw |