DART Smolt Index 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 Smolt Index Columbia Basin "Quick Look"

Data Courtesy of Fish Passage Center

Smolt Index Queries

Smolt Index Yearling Chinook Lower Granite, Little Goose, McNary, and Bonneville Smolt Index Subyearling Chinook Lower Granite, Little Goose, McNary, and Bonneville Smolt Index Steelhead Lower Granite, Little Goose, McNary, and Bonneville Smolt Index Sockeye Lower Granite, Little Goose, McNary, and Bonneville Smolt Index Coho Lower Granite, Little Goose, McNary, and Bonneville

Last Update: April 17 2025 08:13:01.

Query Notes

Smolt Index Metadata, FPC (external link)
The DART Smolt Index Columbia Basin "Quick Look" Summary presents current Smolt Index with the ten year averages at Lower Granite, Little Goose, McNary, and Bonneville dams. Sampling at Lower Monumental, Rock Island, and John Day ended in 2021. Updated daily.