COLUMBIA--BLO ROCK ISLAND DAM (RISW1)

Observed    Forecast/Trend Issued: 2026-04-02 09:13 PDT
Date/Time (PDT)Pool Height    Date/Time (PDT)Pool Height
2026-04-02 00:00611.71    2026-04-02 23:00611.36
2026-04-01 00:00612.41    2026-04-03 05:00611.36
2026-03-31 00:00612.55    2026-04-03 11:00611.36
2026-03-30 00:00611.77    2026-04-03 17:00611.36
2026-03-29 00:00612.29    2026-04-03 23:00611.36
2026-03-28 00:00612.5    2026-04-04 05:00611.36
2026-03-27 00:00612.68    2026-04-04 11:00611.36
2026-03-26 00:00612.61    2026-04-04 17:00611.36
2026-03-25 00:00612.38    2026-04-04 23:00611.36
2026-03-24 00:00612.71    2026-04-05 05:00611.36
2026-03-23 00:00612.06    2026-04-05 11:00611.36
      2026-04-05 17:00611.36
      2026-04-05 23:00611.36
      2026-04-06 05:00611.36
      2026-04-06 11:00611.36
      2026-04-06 17:00611.36
      2026-04-06 23:00611.36
      2026-04-07 05:00611.36
      2026-04-07 11:00611.36
      2026-04-07 17:00611.36
      2026-04-07 23:00611.36
      2026-04-08 05:00611.36
      2026-04-08 11:00611.36
      2026-04-08 17:00611.36
      2026-04-08 23:00611.36
      2026-04-09 05:00611.36
      2026-04-09 11:00611.36
      2026-04-09 17:00611.36
      2026-04-09 23:00611.36
      2026-04-10 05:00611.36
      2026-04-10 11:00611.36
      2026-04-10 17:00611.36
      2026-04-10 23:00611.36
      2026-04-11 05:00611.36
      2026-04-11 11:00611.36
      2026-04-11 17:00611.36
      2026-04-11 23:00611.36
      2026-04-12 05:00611.36