Reservoir storage levels in the Yakima Basin, 2015-2025

This chart displays the percentage of storage capacity recorded from the five reservoirs in the Yakima River Basin on Aug. 1 over the past 10 years.

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Storage value in acre-feet per year: 2015: 547,306; 2016: 733,910; 2017: 821,553; 2018: 741,712; 2019: 552,852; 2020: 775,010; 2021: 789,866; 2022: 891,990; 2023: 542,492; 2024: 486,868; 2025: 414,781.

Chart: Jake Bertram/Yakima Herald-RepublicSource: HYDROMET Pacific Northwest Region | Bureau of ReclamationGet the dataCreated with Datawrapper