About this river
South Cottonwood River is a 16.5 mile river near Blue Catter's Guide Service in Kansas. Streamflow is measured at the USGS gauge N Cottonwood R below Marion LK, KS (site 07179795). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1969 to 2026
South Cottonwood River typically runs highest in August, at a median 11 cfs, and lowest in February, at 2.5 cfs. The highest flow on record for any single day is 6,240 cfs, in 2019.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 2.7 | 1.5 to 4.2 | |
| February | 2.5 | 1.2 to 5.9 | |
| March | 3.2 | 1.5 to 9.4 | |
| April | 4.8 | 2.9 to 28 | |
| May | 7.6 | 4.3 to 18 | |
| June | 9.5 | 6.8 to 83 | |
| July | 11 | 7.7 to 15 | |
| August | 11 | 7.6 to 13 | |
| September | 9.1 | 6.8 to 12 | |
| October | 8.7 | 6.0 to 11 | |
| November | 4.5 | 3.1 to 7.8 | |
| December | 2.7 | 1.5 to 5.5 |
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 58 years of record. Statistics published by the US Geological Survey for N Cottonwood R below Marion LK, KS (site 07179795). 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 South Cottonwood 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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