| Name | Location | County | Country | Power source | Type | Function | River |
| Perthyre Mill, Rockfield | Rockfield, Llangattock-vibon-avel | Monmouthshire | United Kingdom | Water | Watermill | Corn mill, Fulling mill, Paper mill | Monnow |
| Rockfield Mill, Rockfield | Rockfield, Llangattock-vibon-avel | Monmouthshire | United Kingdom | Water | Watermill | Corn mill, Fulling mill | Tributary to Monnow |
| Ruthlin Mill, Rockfield | Rockfield, Llangattock-vibon-avel | Monmouthshire | United Kingdom | Water | Watermill | Corn mill, Paper mill | Monnow |