About this river
Tarkio River is a 7.1 mile river near Kayakjak's Outfitters in Nebraska. Streamflow is measured at the USGS gauge Tarkio River at Fairfax, MO (site 06813000). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1922 to 2026
Tarkio River typically runs highest in June, at a median 204 cfs, and lowest in October, at 46 cfs. The highest flow on record for any single day is 11,100 cfs, in 1987.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 51 | 20 to 122 | |
| February | 70 | 35 to 173 | |
| March | 120 | 48 to 270 | |
| April | 127 | 45 to 337 | |
| May | 161 | 49 to 401 | |
| June | 204 | 55 to 497 | |
| July | 128 | 39 to 251 | |
| August | 67 | 26 to 148 | |
| September | 47 | 20 to 133 | |
| October | 46 | 20 to 148 | |
| November | 56 | 27 to 155 | |
| December | 54 | 23 to 137 |
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 88 years of record. Statistics published by the US Geological Survey for Tarkio River at Fairfax, MO (site 06813000). 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 Tarkio 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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