COLUMBIA--WANAPUM DAM (WANW1)

Observed    Forecast/Trend Issued: 2025-05-11 09:20 PDT
Date/Time (PDT)Pool Height    Date/Time (PDT)Pool Height
2025-05-11 00:00570.7    2025-05-11 17:00569.88
2025-05-10 00:00570.61    2025-05-11 23:00569.88
2025-05-09 00:00570.57    2025-05-12 05:00569.88
2025-05-08 00:00569.53    2025-05-12 11:00569.88
2025-05-07 00:00568.97    2025-05-12 17:00569.88
2025-05-06 00:00568.56    2025-05-12 23:00569.88
2025-05-05 00:00569.17    2025-05-13 05:00569.88
2025-05-04 00:00570.35    2025-05-13 11:00569.88
2025-05-03 00:00570.91    2025-05-13 17:00569.88
2025-05-02 00:00570.48    2025-05-13 23:00569.88
2025-05-01 00:00568.79    2025-05-14 05:00569.88
      2025-05-14 11:00569.88
      2025-05-14 17:00569.88
      2025-05-14 23:00569.88
      2025-05-15 05:00569.88
      2025-05-15 11:00569.88
      2025-05-15 17:00569.88
      2025-05-15 23:00569.88
      2025-05-16 05:00569.88
      2025-05-16 11:00569.88
      2025-05-16 17:00569.88
      2025-05-16 23:00569.88
      2025-05-17 05:00569.88
      2025-05-17 11:00569.88
      2025-05-17 17:00569.88
      2025-05-17 23:00569.88
      2025-05-18 05:00569.88
      2025-05-18 11:00569.88
      2025-05-18 17:00569.88
      2025-05-18 23:00569.88
      2025-05-19 05:00569.88
      2025-05-19 11:00569.88
      2025-05-19 17:00569.88
      2025-05-19 23:00569.88
      2025-05-20 05:00569.88
      2025-05-20 11:00569.88
      2025-05-20 17:00569.88
      2025-05-20 23:00569.88
      2025-05-21 05:00569.88