The Arizona Revised Statutes have been updated to include the revised sections from the 56th Legislature, 1st Regular Session. Please note that the next update of this compilation will not take place until after the conclusion of the 56th Legislature, 2nd Regular Session, which convenes in January 2024.
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This online version of the Arizona Revised Statutes is primarily maintained for legislative drafting purposes and reflects the version of law that is effective on January 1st of the year following the most recent legislative session. The official version of the Arizona Revised Statutes is published by Thomson Reuters.
45-173 - Use of natural waterway to carry water of another or for other water projects; dispute over division of waters
45-173. Use of natural waterway to carry water of another or for other water projects; dispute over division of waters
A. Although the waters which naturally flow in the natural channel of a stream have been previously appropriated and put to beneficial use by others, the channel may be used to carry water of another or used for the location of an underground storage facility pursuant to chapter 3.1 of this title, if such use can be made without diminishing the quantity of water which naturally flows therein the use of which has been appropriated.
B. When the parties interested cannot agree upon the division of the water turned into the natural channel from the water naturally flowing therein, or if it is difficult to ascertain the amount to which each party is entitled, the water superintendent of the district shall make the division.