NRS 535.035: State Engineer, assistants and agents authorized to enter certain land to investigate and carry out duties.

In addition to any inspection conducted pursuant to NRS 535.010 or 535.030, the State Engineer or any assistant or authorized agent of the State Engineer may enter the land of any owner or proprietor where any dam or other obstruction is located, and any adjacent parcel of land as is necessary to access the dam or other obstruction, at any reasonable hour of the day to investigate and carry out the duties of the State Engineer pursuant to this chapter.