1. A public utility engaged in:
(a) Interstate commerce if 25 percent or more of the operating revenues of such public utility are derived from interstate commerce.
(b) The business of furnishing, for compensation, water or services for the disposal of sewage, or both, to persons within this State if the utility:
(1) Serves 15 persons or less; and
(2) Operates in a county whose population is 400,000 or more.
2. A competitive supplier.
(Added to NRS by 1957, 445; A 1963, 814; 1965, 1011; 2003, 369; 2007, 702)