About this river
Kansas River is an 11.8 mile river near Lake Perry Yacht & Marina in Kansas. Streamflow is measured at the USGS gauge Kansas R at Lecompton, KS (site 06891000). The National Hydrography Dataset places it at stream order 9. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1937 to 2026
Kansas River typically runs highest in June, at a median 8,915 cfs, and lowest in November, at 2,020 cfs. The highest flow on record for any single day is 472,000 cfs, in 1951.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 2,050 | 1,090 to 3,500 | |
| February | 2,440 | 1,350 to 4,730 | |
| March | 3,380 | 1,650 to 6,790 | |
| April | 3,825 | 1,805 to 8,825 | |
| May | 6,020 | 2,420 to 14,100 | |
| June | 8,915 | 4,010 to 18,200 | |
| July | 5,900 | 2,770 to 11,700 | |
| August | 3,300 | 2,010 to 7,110 | |
| September | 2,690 | 1,605 to 6,045 | |
| October | 2,250 | 1,200 to 4,940 | |
| November | 2,020 | 1,105 to 3,650 | |
| December | 2,360 | 1,050 to 4,670 |
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 90 years of record. Statistics published by the US Geological Survey for Kansas R at Lecompton, KS (site 06891000). 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 Kansas 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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