Pa gynnydd mae Llywodraeth Cymru wedi'i wneud o ran gosod targedau ar gyfer PM2.5 ac o leiaf un llygrydd arall fel rhan o'r rheoliadau sy'n cyd-fynd â Deddf yr Amgylchedd (Ansawdd Aer a Seinweddau) (Cymru) 2024?
Wedi'i ateb gan Gweinidog Cabinet dros Wydnwch Gwledig a Chynaliadwyedd | Wedi'i ateb ar 14/07/2026
A public consultation on draft regulations to implement new, stricter targets for fine particulate matter (PM2.5) was held from 17 November 2025 to 16 February 2026. The summary of responses and the Welsh Government response are expected to be published this summer. Work is progressing to ensure the regulations are made by the statutory deadline of 14 February 2027.
A report on the Welsh Ministers’ consideration of setting long-term air quality targets is also expected to be published this summer.