River Levels Streamgages Weather

Total streamflow across the Marmaton River was last observed at 34 cfs, and is expected to yield approximately 68 acre-ft of water today; about 4% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 856 cfs, with recent peaks last observed on 2019-05-22 when daily discharge volume was observed at 39,650 cfs.

Maximum discharge along the river is currently at the Marmaton River Near Nevada reporting a streamflow rate of 23.1 cfs. However, the streamgauge with the highest stage along the river is the Marmaton R Nr Fort Scott with a gauge stage of 6.97 ft. This river is monitored from 3 different streamgauging stations along the Marmaton River, the highest being situated at an altitude of 881 ft, the Marmaton R Nr Uniontown.

The Marmaton River is a tributary of the Little Osage River and spans approximately 102 miles in length, flowing through southeastern Kansas and southwestern Missouri. The river originates in western Missouri and flows through Bourbon and Crawford counties in Kansas before joining the Little Osage River near Fort Scott, Kansas. The river has a rich history, being named after a Native American tribe that inhabited the area. The river is utilized for agricultural purposes, and several dams and reservoirs have been constructed on the river, including the Marmaton Reservoir, which provides irrigation for local farmers. The river also provides recreational opportunities such as fishing, boating, and camping for visitors. The hydrology of the river is characterized by seasonal fluctuations in flow due to precipitation patterns in the region.

July 20, 2024







Last Updated 2024-07-20
Discharge Volume 68 ACRE-FT
Streamflow 34.08 cfs
-9.08 cfs (-21.04%)
Percent of Normal 3.98%
Maximum 39,650.0 cfs
Seasonal Avg 856 cfs
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Marmaton R Nr Uniontown
USGS 06917240
3 cfs 0.05 ft -15.03
Marmaton R Nr Fort Scott
USGS 06917500
8 cfs 6.97 ft -24.51
Marmaton River Near Nevada
USGS 06918060
23 cfs 2.4 ft -20.62

Regional Streamflow


Cubic Feet Per Second


Cubic Feet Per Second


Cubic Feet Per Second


Cubic Feet Per Second

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Historical River Levels

The Marmaton River (MAR-muh-tuhn) is a 102-mile-long (164 km) tributary of the Little Osage River in southeastern Kansas and western Missouri in the United States. Via the Little Osage, Osage and Missouri rivers, it is part of the watershed of the Mississippi River.

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