Arizona, Nevada and Mexico will be subject to substantial cuts from their Colorado River allocations for the third year in a row, the Bureau of Reclamation announced Friday. The agency made these determinations in its August 2025 24-month study,

Arizona will again go without 18% of its total Colorado River allocation, while Mexico loses 5%. The reduction for Nevada — which receives far less water than Arizona, California or Mexico — will stay at 7%. California won’t face any cuts because it has senior water rights and is the last to lose in times of shortage.