COLUMBIA--CHIEF JOSEPH DAM (CHJW1)

Observed    Forecast/Trend Issued: 2026-05-22 09:29 PDT
Date/Time (PDT)Pool Height    Date/Time (PDT)Pool Height
2026-05-22 00:00952.4    2026-05-22 17:00953.9
2026-05-21 00:00952.5    2026-05-22 23:00953.9
2026-05-20 00:00953.9    2026-05-23 05:00953.9
2026-05-19 00:00953.2    2026-05-23 11:00953.9
2026-05-18 00:00952.6    2026-05-23 17:00953.9
2026-05-17 00:00953.9    2026-05-23 23:00953.9
2026-05-16 00:00952.8    2026-05-24 05:00953.9
2026-05-15 00:00952.3    2026-05-24 11:00953.9
2026-05-14 00:00952.6    2026-05-24 17:00953.9
2026-05-13 00:00953    2026-05-24 23:00953.9
2026-05-12 00:00952.6    2026-05-25 05:00953.9
      2026-05-25 11:00953.9
      2026-05-25 17:00953.9
      2026-05-25 23:00953.9
      2026-05-26 05:00953.9
      2026-05-26 11:00953.9
      2026-05-26 17:00953.9
      2026-05-26 23:00953.9
      2026-05-27 05:00953.9
      2026-05-27 11:00953.9
      2026-05-27 17:00953.9
      2026-05-27 23:00953.9
      2026-05-28 05:00953.9
      2026-05-28 11:00953.9
      2026-05-28 17:00953.9
      2026-05-28 23:00953.9
      2026-05-29 05:00953.9
      2026-05-29 11:00953.9
      2026-05-29 17:00953.9
      2026-05-29 23:00953.9
      2026-05-30 05:00953.9
      2026-05-30 11:00953.9
      2026-05-30 17:00953.9
      2026-05-30 23:00953.9
      2026-05-31 05:00953.9
      2026-05-31 11:00953.9
      2026-05-31 17:00953.9
      2026-05-31 23:00953.9
      2026-06-01 05:00953.9