Purpose of the OF (Open Space--Floodplain) Zone
San Diego Municipal Code § 131.0205
in effectThe purpose of the OF zone is to control development within floodplains to protect
the public health, safety, and welfare and to minimize hazards due to flooding in areas
identified by the FIRM on file with the City Engineer. It is the intent of the OF zone
to preserve the natural character of floodplains while permitting development that will
not constitute a dangerous condition or an impediment to the flow of flood waters. It
is also the intent to minimize the expenditure of public money for costly flood control
projects and to protect the functions and values of the floodplains relating to
groundwater recharge, water quality, moderation of flood flows, wildlife movement,
and habitat.
Source: amlegal_browserURL: https://codelibrary.amlegal.com/codes/sanfrancisco/latest/sfplanning/Fetched: 6/28/2026