Niangua River

Last Updated: May 10, 2026

Total streamflow across the Niangua River was last observed at 726 cfs, and is expected to yield approximately 1,440 acre-ft of water today; about 60% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 1,216 cfs, with recent peaks last observed on 2015-12-27 when daily discharge volume was observed at 85,000 cfs.

Maximum discharge along the river is currently at the Niangua River At Tunnel Dam Near Macks Creek reporting a streamflow rate of 550 cfs. This is also the highest stage along the Niangua River, with a gauge stage of 2.09 ft at this location. This river is monitored from 2 different streamgauging stations along the Niangua River, the highest being situated at an altitude of 915 ft, the Niangua River At Windyville.

The Niangua River is a tributary of the Osage River located in central Missouri, USA.


15-Day Long Term Forecast


River Details

Last Updated 2026-05-10
Discharge Volume 1,440 ACRE-FT
Streamflow 726.0 cfs
Past 24 Hours: -70.0 cfs (-8.79%)
Percent of Normal 59.73%
Maximum 85,000.0 cfs
2015-12-27
Seasonal Avg 1,216 cfs
       
River Streamflow Levels
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Niangua River At Windyville
USGS 06923250
176 cfs 1.8 ft -3.83
Niangua River At Tunnel Dam Near Macks Creek
USGS 06923950
550 cfs 2.09 ft -10.28
Seasonal Discharge Comparison
Maximum Streamflow Discharge
Streamflow Elevation Profile

The Niangua River is a 125-mile-long (201 km) tributary of the Osage River in the Ozarks region of southern and central Missouri in the United States. Via the Osage and Missouri rivers it is part of the watershed of the Mississippi River.
Niangua River has the name of Niangua (or Nehemgar), an Indian tribal leader. The name is said to mean "bear".