These risk maps available in the evidence pack showed areas of potential high risk indicated on the nitrate map typically coincide with areas where Nitrate Vulnerable Zones were previously designated.
Mae data’r llwybr caeedig a gyflwynir yn y datganiad ystadegol hwn yn cynnwys dim ond y llwybrau cleifion sy’n dechrau eu triniaeth ddiffiniol gyntaf neu sy’n cael gwybod nad oes canser arnynt.