About this river
Salmon River is a 22.1 mile river near White Cloud Rafting Adventures in Idaho. Streamflow is measured at the USGS gauge Salmon River below Yankee Fork near Clayton ID (site 13296500). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1922 to 2026
Salmon River typically runs highest in June, at a median 2,880 cfs, and lowest in February, at 399 cfs. The highest flow on record for any single day is 10,300 cfs, in 1974.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 403 | 357 to 454 | |
| February | 399 | 360 to 445 | |
| March | 414 | 370 to 453 | |
| April | 788 | 578 to 1,220 | |
| May | 2,300 | 1,810 to 3,390 | |
| June | 2,880 | 2,120 to 4,135 | |
| July | 1,120 | 704 to 1,470 | |
| August | 525 | 411 to 643 | |
| September | 458 | 386 to 548 | |
| October | 487 | 411 to 576 | |
| November | 475 | 415 to 569 | |
| December | 430 | 375 to 490 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 94 years of record. Statistics published by the US Geological Survey for Salmon River below Yankee Fork near Clayton ID (site 13296500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Salmon River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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