The open space zone is specifically intended to encourage the preservation of a natural environment in an otherwise urban setting; to hold for future generations open space in which plants and animals can be protected and studied; to inhibit erection of unnecessary buildings on a floodplain, on areas of severe slope, areas of fault line and rock slides; to provide suitable areas for recreation and relaxation, and to alleviate stream pollution.

(Ord. of 1956, § 22E-1; Ord. No. 3-75)

The following uses are permitted in the Open Space Zone O-1:

1. Accessory building incidental to the use of a main building; main building designed or used to accommodate the main use to which the premises are devoted; and accessory uses customarily incidental to a main use;
2. Agriculture.
3. Botanical or zoological garden.
4. Cemetery.
5. Conservation areas: botanical or zoological.
6. Fishing ponds; private or public.
7. Golf course, except miniature golf courses.
8. Horse raising, provided conducted in a pasture of at least five acre size and with a maximum density of two horses per acre.
9. Private park, playground or recreation area.
10. Public park, public recreation grounds and associate buildings, but not including privately owned commercial amusement business.
11. Public service buildings.
12. Wildlife sanctuaries.

(Ord. of 1956, § 22E-2; Ord. No. 3-75; Ord. No. 2015-7, Exh. A, 5-5-2015)

The following uses shall be permitted only when authorized by a conditional use permit as provided in title 108, chapter 4 of this Land Use Code:

1. Golf driving range in conjunction with a golf course.
2. Public utility substations.

(Ord. of 1956, § 22E-3; Ord. No. 96-42; Ord. No. 2015-7, Exh. A, 5-5-2015)

The following site development standards shall apply to the open space zone:

1. Minimum lot area: Five acres.
2. Minimum lot width: 300 feet.
3. Minimum yard setbacks for structures.
   1. Front: 30 feet.
   2. Side: 20 feet each side.
   3. Rear: 30 feet.
4. Building height.
   1. Minimum: One story.
   2. Maximum: 35 feet.

(Ord. of 1956, § 22E-4)

The height, size, and location of the following permitted signs shall be in accordance with the regulations set forth in title 110, chapter 1, of this Land Use Code:

1. Development.
2. Directional.
3. Flat.
4. Freestanding.
5. Identification and information.
6. Temporary.
7. Wall.

(Ord. of 1956, § 22E-5)