Columbia and Snake River Data




Temperature Graph
  • Current Water Temperatures Graphs for Scrollcase and Fixed Monitoring Station temperatures at Bonneville, The Dalles, John Day, Lower Monumental, Little Goose, Lower Granite and McNary. This query is functional from January 1 through the end of the year.
  • Current versus Historic Water Temperatures Graphs for Scrollcase and Fixed Monitoring Station temperatures at Bonneville, The Dalles, John Day, Lower Monumental, Little Goose, Lower Granite and McNary compared to ten-year average scrollcase temperatures. This query is functional during the spill season - April 1 to August 31. This query is offline until April.




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