About this river
Smoky Hill River is an 83.5 mile river near Central Kansas Walleyes in Kansas. Streamflow is measured at the USGS gauge Smoky Hill R near Mentor, KS (site 06866500). The National Hydrography Dataset places it at stream order 8. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1925 to 2026
Smoky Hill River typically runs highest in June, at a median 260 cfs, and lowest in January, at 80 cfs. The highest flow on record for any single day is 18,500 cfs, in 1951.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 80 | 42 to 145 | |
| February | 82 | 51 to 161 | |
| March | 96 | 53 to 211 | |
| April | 107 | 58 to 241 | |
| May | 157 | 63 to 488 | |
| June | 260 | 107 to 824 | |
| July | 178 | 66 to 452 | |
| August | 145 | 71 to 467 | |
| September | 165 | 65 to 412 | |
| October | 105 | 57 to 219 | |
| November | 96 | 50 to 167 | |
| December | 87 | 47 to 167 |
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 86 years of record. Statistics published by the US Geological Survey for Smoky Hill R near Mentor, KS (site 06866500). 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 Smoky Hill River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
See every free widget you can put on your site, including live conditions and a 7 day forecast.
