“Enterprise” means a revenue-producing improvement, building, system, plant, works, facilities, or undertaking used for or useful for any of the following purposes:

1. (a) The obtaining, conserving, treating and supplying of water for domestic use, irrigation, sanitation, industrial use, fire protection, recreation, or any other public or private uses.
2. (b) The collection, treatment or disposal of garbage or refuse matter.
3. (c) The collection, treatment or disposal of sewage, waste or storm water, including drainage.
4. (d) The providing of public parking lots, garages, or other automotive or vehicular parking facilities, including any and all public offstreet vehicular parking facilities.
5. (e) The providing of public transportation by means of a ferry or ferry system.
6. (f) The providing of public airports and facilities appurtenant thereto.
7. (g) The providing of harbors, including without limitation public small boat harbors, and facilities and improvements in connection therewith.
8. (h) The providing of hospitals and facilities appurtenant thereto.
9. (i) The providing of public golf courses, and facilities and improvements in connection therewith.
10. (j) The generation, production, or transmission of electric energy for lighting, heating, and power for public or private uses.