Does CH47 flood?

CH47 1HD up to High CH47 2BS up to High CH47 3AH up to High CH47 3AL up to High CH47 5AX up to High CH47 5AY up to High CH47 7AS up to High CH47 7BY up to High CH47 8XR up to High CH47 8XX up to Medium CH47 8XZ up to Medium CH47 1HR up to Low CH47 1HZ up to Low CH47 1JL up to Low CH47 7AU up to Low CH47 7BH up to Low CH47 7BJ up to Low CH47 7BL up to Low CH47 7BN up to Low CH47 7BP up to Low CH47 7BT up to Low CH47 7BW up to Low CH47 8XN up to Low CH47 8XP up to Low CH47 8XS up to Low CH47 8XT up to Low CH47 8XW up to Low CH47 8XY up to Low CH47 9RA up to Low CH47 9RW up to Low CH47 0JY up to Very low CH47 0LN up to Very low CH47 0LR up to Very low CH47 0LS up to Very low CH47 0LT up to Very low CH47 0LU up to Very low CH47 0LW up to Very low CH47 0LX up to Very low CH47 0LY up to Very low CH47 0LZ up to Very low CH47 0NA up to Very low CH47 0NB up to Very low CH47 0NE up to Very low CH47 0NF up to Very low CH47 0NG up to Very low CH47 0NJ up to Very low CH47 0NL up to Very low CH47 0NN up to Very low CH47 0NP up to Very low CH47 0NQ up to Very low CH47 0NX up to Very low CH47 0NY up to Very low CH47 3BZ up to Very low CH47 3DF up to Very low CH47 3DS up to Very low CH47 4BE up to Very low CH47 6AA up to Very low CH47 6AB up to Very low CH47 6AD up to Very low CH47 6AF up to Very low CH47 6AP up to Very low CH47 6AR up to Very low CH47 7AD up to Very low CH47 7AL up to Very low CH47 7AY up to Very low CH47 7AZ up to Very low CH47 7BB up to Very low CH47 7BD up to Very low CH47 7BE up to Very low CH47 7BG up to Very low CH47 7BQ up to Very low CH47 7BR up to Very low CH47 7BS up to Very low CH47 7BU up to Very low CH47 7BX up to Very low CH47 7BZ up to Very low CH47 7DA up to Very low CH47 8AB up to Very low CH47 8XA up to Very low CH47 9RB up to Very low CH47 9RD up to Very low CH47 9RE up to Very low CH47 9RF up to Very low CH47 9RG up to Very low CH47 9RH up to Very low CH47 9RJ up to Very low CH47 9RL up to Very low CH47 9RN up to Very low CH47 9RP up to Very low CH47 9RQ up to Very low CH47 9RR up to Very low CH47 9RS up to Very low CH47 9RT up to Very low CH47 9RU up to Very low CH47 9RY up to Very low CH47 9RZ up to Very low CH47 9SA up to Very low CH47 9SB up to Very low CH47 9SE up to Very low CH47 9SF up to Very low CH47 9SH up to Very low CH47 9SJ up to Very low CH47 9SL up to Very low