Nev. Rev. Stat. § 533.463
1. It is an unlawful use and waste of water for any person during the irrigating season:
(b) To divert and conduct the water, or portion thereof, away from any river, creek or stream, and run or allow the water to run to waste on sagebrush or greasewood land.
The irrigation of unimproved pasture which has a surface water right shall not be deemed to be a waste of water.
[1:48:1889; C § 430; RL § 4721; NCL § 8006] + [2:48:1889; C § 431; RL § 4722; NCL § 8007]—(NRS A 1967, 609; 1983, 352)