Colorado Revised Statutes Title 34. Mineral Resources § 34-32.5-121. Entry upon lands for inspection--reporting certain conditions

(1) The board, the office, or their authorized representatives may enter upon the lands of an operator at any reasonable time for inspection purposes to determine if the requirements of this article have been or are being met.

(2) Any person engaged in any mining operation shall notify the office of any failure or imminent failure, as soon as reasonably practicable after such person has knowledge of such condition or of any impoundment, embankment, or slope that poses a reasonable potential for danger to any persons or property.