DART River Environment Columbia Basin "Quick Look"

PTAGIS System Outages 4/17 - 4/20: "Due to a PSMFC-wide infrastructure migration, the PTAGIS systems (website, reporting, data submission) will be inaccessible for periods of time between 4/17 and 4/20." DART will load PTAGIS data as it is made available. Thank you for your patience.

DART River Environment Columbia Basin "Quick Look"

Data Courtesy of U.S. Army Corps of Engineers, NWD and Grant County PUD

River Environment Queries

River Environment Outflow Lower Granite, Ice Harbor, Wells, Priest Rapids, McNary, Bonneville

River Environment Spill Lower Granite, Ice Harbor, Wells, Priest Rapids, McNary, Bonneville

River Environment Spill Percent Lower Granite, Ice Harbor, Wells, Priest Rapids, McNary, Bonneville

Tailrace Conditions

River Environment Temperature (C) Lower Granite, Ice Harbor, Wells, Priest Rapids, McNary, Bonneville

River Environment Dissolved Gas Percent Lower Granite, Ice Harbor, Wells, Priest Rapids, McNary, Bonneville

Last Update: April 18 2025 08:03:01.

Query Notes

DART River Environment Metadata & Glossary
The DART Columbia Basin River Environment "Quick Look" Summary presents current river environment with the ten year averages at Lower Granite, Ice Harbor, Wells, Priest Rapids, McNary, and Bonneville dams. Updated daily.