The district was formed in 1976 to pay for costs of maintaining natural open space, green belt and slopes along major and collector roads, including the maintenance of all trees, shrubs, plants, etc., planted or placed within the open space area.

The district includes the area bounded by the subdivision boundaries for the Zenith 2, 3 and IV Subdivisions and currently consists of about 104 parcels. The area maintained by the district includes the slopes along East Palomar Street. The district is comprised of 0.6 acres of ornamental plants.

The maintenance consists in general of the following:

• Irrigation
• Fertilization
• Removal of weeds, trash and litter
• Replacement of dead or diseased trees and shrubs
• Repair of equipment and facilities
• Weed abatement
• Trail Maintenance