Does NR2 flood?

NR2 4BF up to High NR2 4DA up to High NR2 4DQ up to High NR2 4LY up to High NR2 4LZ up to High NR2 4DD up to Low NR2 4GZ up to Low NR2 4HJ up to Low NR2 4HX up to Low NR2 4JN up to Low NR2 4LA up to Low NR2 4LB up to Low NR2 4LD up to Low NR2 4LG up to Low NR2 4LL up to Low NR2 4LN up to Low NR2 4LQ up to Low NR2 4LS up to Low NR2 4LW up to Low NR2 4LX up to Low NR2 4NE up to Low NR2 4NF up to Low NR2 4NH up to Low NR2 4NS up to Low NR2 4NU up to Low NR2 4PB up to Low NR2 4PH up to Low NR2 4PJ up to Low NR2 4PL up to Low NR2 4PP up to Low NR2 4PR up to Low NR2 4PS up to Low NR2 4PU up to Low NR2 4PW up to Low NR2 4PX up to Low NR2 4PY up to Low NR2 4PZ up to Low NR2 4QA up to Low NR2 4QH up to Low NR2 4QJ up to Low NR2 4QN up to Low NR2 4QP up to Low NR2 4QR up to Low NR2 4QS up to Low NR2 4QT up to Low NR2 4QU up to Low NR2 4QX up to Low NR2 4QZ up to Low NR2 4RA up to Low NR2 4SD up to Low NR2 4SY up to Low NR2 4SZ up to Low NR2 4TE up to Low NR2 4TF up to Low NR2 4TG up to Low NR2 4TN up to Low NR2 4TQ up to Low NR2 4TU up to Low NR2 4TW up to Low NR2 4TX up to Low NR2 4TZ up to Low NR2 4UB up to Low NR2 4UE up to Low NR2 4UN up to Low NR2 4UP up to Low NR2 4UR up to Low NR2 4UT up to Low NR2 4UX up to Low NR2 4UY up to Low