2.2 (ha of option 4) X (28 points (option 4) + 6 points (Ditch) + 4 points (Sensitive River) + 1 point (Water quality priority area five))
2.2 (ha o Opsiwn 4) X (28 pwynt (Opsiwn 4) + 6 phwynt (Ffos) + 4 pwynt (Afon sensitif) + 1 pwynt (Ansawdd dŵr – blaenoriaeth pump))