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Message Time: September 03 2025 00:55:02.

Columbia Basin Conditions

Data Courtesy of U.S. Army Corps of Engineers, NWD and Grant County PUD, U.S. Geological Survey Water Data, U.S. Bureau of Reclamation Columbia-Pacific Northwest Region Hydromet

Columbia Basin Conditions Queries

Basin Single Year Basin Year Comparisons Project All Years Project Year Comparisons

Select Year, River Data

Select Output Format

Set Heatmap Scale

Set Heatmap Color Palette
* asterick after palette indicates best option for color vision deficiency and B/W printing
Set Threshold Value    (2 color plot)

Select Month Range

Start    End

Month range is inclusive. To view only one month, select same month from both menus.

Current Conditions plot