Mae Rheoliadau Adnoddau Dŵr (Rheoli Llygredd Amaethyddol) (Cymru) 2021 yn ceisio mynd i'r afael ag achosion llygredd dŵr o weithgareddau amaethyddol ar draws Cymru. Mae'r mesurau'n helpu i gyflawni ystod eang o'n rhwymedigaethau rhyngwladol a domestig ac i gynnal enw da ffermio yng Nghymru o ran safonau amgylcheddol a lles anifeiliaid uchel.
The Water Resources (Control of Agricultural Pollution) (Wales) Regulations 2021 seek to tackle the causes of water pollution from agricultural activities across Wales. The measures help to meet the delivery of a wide range of our international and domestic obligations and uphold the good reputation enjoyed by Welsh farming for high environmental and animal welfare standards.