When used in this chapter, the following terms shall be defined as hereinafter specified:
LOW PRESSURE SYSTEM: The wells, pumps, and water distribution system established and maintained by the city for the production and distribution of water at low pressure, whether by actual pressurization by pump or by flow of gravity, all used for irrigation by residents of the city.
SERVICE CONNECTION: The pipe connected to the city installed and city owned water main for the delivery of irrigation water to the user thereof. (1982 Code)