When used in this article, the following words and phrases shall have the meanings given in this section:
GROUNDWATERThat part of the subsurface water which is in the zone of saturation.
GROUNDWATER SOURCEAll groundwater obtained from horizontal collectors, infiltration lines, springs, and dug, drilled or other types of wells.
MUNICIPAL WATER SYSTEMA community water system owned by a city, village, county, town sanitary district, utility district, public inland land and rehabilitation district, municipal water district or a federal, state, county or municipal owned institution for congregate care or correction, or a privately owned water utility serving the foregoing.
WATERWORKS or WATER SYSTEMAll structures, conduits and appurtenances by means of which water is delivered to consumers, except piping and fixtures inside buildings served, and service pipes from buildings to street mains.
WELLAn excavation or opening into the ground made by digging, boring, drilling, driving or other methods for the purpose of obtaining groundwater.