The purpose of the Boise River System Overlay District is to:

(a) Ensure protection from flooding;

(b) Allow for conveyance of the 100 year flood flow to lessen damage to public and private properties;

(c) Preserve, protect, and enhance the abundance and diversity of fish, wildlife, and riparian vegetation native to the Lower Boise River and its floodplain, and that of its tributaries;

(d) Control runoff and pollution so as to protect water quality of the river and its tributaries;

(e) Protect the Boise River as a public asset to the city and a major amenity for its citizens;

(f) Maintain the Boise River Greenbelt;

(g) Ensure that development is designed to enhance and protect rivers including riparian areas, fish, wildlife, and recreational values; and

(h) Provide and maintain continuous public access to and along the river including appropriate facilities for parking of bikes and motor vehicles.