About this river
Clearwater River is a 10.8 mile river near Hell Bound Sport Fishing in Idaho. Streamflow is measured at the USGS gauge Clearwater River at Spalding ID (site 13342500). The National Hydrography Dataset places it at stream order 8. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1972 to 2026
Clearwater River typically runs highest in May, at a median 34,800 cfs, and lowest in October, at 3,470 cfs. The highest flow on record for any single day is 124,000 cfs, in 1974.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 7,040 | 4,520 to 12,400 | |
| February | 8,390 | 5,460 to 14,600 | |
| March | 14,400 | 8,010 to 23,700 | |
| April | 22,600 | 15,800 to 32,300 | |
| May | 34,800 | 27,000 to 45,800 | |
| June | 26,450 | 17,850 to 39,200 | |
| July | 14,100 | 11,200 to 17,200 | |
| August | 9,780 | 4,830 to 12,400 | |
| September | 6,555 | 3,850 to 9,050 | |
| October | 3,470 | 3,080 to 4,380 | |
| November | 4,805 | 3,890 to 6,885 | |
| December | 5,560 | 4,100 to 10,200 |
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 54 years of record. Statistics published by the US Geological Survey for Clearwater River at Spalding ID (site 13342500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
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Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Clearwater 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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