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View looking upstream to Zosel Dam impounding the Okanogan River. The control structure including four gates is visible on the left side of Zosel Dam. The overflow weir is visible on the right side of Zosel Dam.

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Map of site

Station operated in cooperation with the International Joint Commission (IJC)

Lake level is managed under IJC Orders of Approval

Graphs of actual and allowable lake levels per IJC Orders of Approval

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This station managed by the Upper Columbia Field Office (Spokane).

Available Parameters Available Period
2012-10-17  2022-08-12
2007-10-01  2022-08-12


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Summary of all available data for this site
Instantaneous-data availability statement

Lake or reservoir water surface elevation above NGVD 1929, feet

Most recent instantaneous value: 911.69 08-12-2022   14:00 PDT
Graph of  Lake or reservoir water surface elevation above NGVD 1929, feet

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