“Contour interval” means the difference in elevation between adjacent contour lines on a topographical or planimetric map.

“Hillside land” means land which has an average percent of slope equal to or exceeding ten (10) percent.

Natural State. For the purpose of determining compliance with Larkspur Municipal Code Section 18.34.080, Preservation of Natural and Permeable Areas, “natural state” is that portion of a lot that is open and undeveloped with structures and other impermeable surfaces. Impermeable surfaces include, but are not limited to, the footprint of structures, paved walkways and driveways, swimming pools, decks, patios and walls, but shall not include permeable materials such as turf block, crushed granite, or other materials approved as permeable by the Public Works Department. Vehicular easements serving other properties shall be excluded from the natural state calculation.

“Ridge” means a connected series of major and minor hills as designated on the zoning map of the City.

“Ridgeline” means a ground line located at the highest elevation of the ridge running parallel to the long axis of the ridge. (Ord. 1030 § 2(12), 2018; Ord. 953 § 1(38), 2007; Ord. 934 § 2, 2004; Ord. 929 § 24, 2004; Ord. 471 § 1 (part), 1973)