Pa ganran o orlifoedd stormydd yng Nghymru sy'n cael eu monitro gan Cyfoeth Naturiol Cymru?
Wedi'i ateb gan Y Gweinidog Newid Hinsawdd | Wedi'i ateb ar 28/02/2024
Natural Resources Wales (NRW) do not directly monitor storm overflows in Wales; this monitoring is carried out by water companies as required by NRW. Information on NRW’s role related to storm overflows is publicly available at Natural Resources Wales / Storm Overflows.