Lake Powell's water level has declined as droughts have worsened over the past two decades. By spring 2022, it was nearing the minimum power pool elevation – the cutoff for producing hydropower. The dips reflect severe droughts.
Chart shows average elevation falling since 2000 and getting closer to the minimum needed to produce hydropower.
Annual averages since 1963, the year the reservoir began filling. 2022 is the average through early May.