Any subdivision proposal, including proposals for manufactured home
parks and subdivisions, or other proposed new development in a flood
hazard area shall be reviewed to assure that:
Adequate drainage is provided to reduce exposure to flood hazards;
in Zones AH and AO, adequate drainage paths shall be provided to guide
floodwater around and away from structures.
Where any portion of proposed subdivisions, including manufactured
home parks and subdivisions, lies within a flood hazard area, the
following shall be required:
The flood hazard area, including floodways, coastal high hazard areas,
and Coastal A Zones, and base flood elevations, as appropriate, shall
be delineated on tentative subdivision plats.