Moreau River River Levels

Last Updated: March 30, 2026

The Moreau River is a 200-mile-long tributary of the Missouri River that runs through Wyoming and South Dakota.


Summary

Total streamflow across the Moreau River was last observed at 115 cfs, and is expected to yield approximately 228 acre-ft of water today; about 6% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 1,896 cfs, with recent peaks last observed on 2017-05-01 when daily discharge volume was observed at 32,710 cfs.

Maximum discharge along the river is currently at the Moreau R Near Whitehorse Sd reporting a streamflow rate of 51.8 cfs. This is also the highest stage along the Moreau River, with a gauge stage of 2.47 ft at this location. This river is monitored from 3 different streamgauging stations along the Moreau River, the highest being situated at an altitude of 2,248 ft, the Moreau R Near Faith Sd.




15-Day Weather Outlook


River Details

Last Updated 2026-03-30
Discharge Volume 228 ACRE-FT
Streamflow 115.1 cfs
-0.8 cfs (-0.69%)
Percent of Normal 6.07%
Maximum 32,710.0 cfs
2017-05-01
Seasonal Avg 1,896 cfs
       
River Streamflow Levels
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Moreau R Near Faith Sd
USGS 06359500
25 cfs 0.98 ft -5.75
Moreau R Near Whitehorse Sd
USGS 06360500
52 cfs 2.47 ft 5.43
Moreau River Near Jefferson City
USGS 06910750
38 cfs 1.59 ft -8.65
Seasonal Discharge Comparison
Maximum Streamflow Discharge
Streamflow Elevation Profile

Moreau River is a stream in Cole County in the U.S. state of Missouri. It is a tributary of the Missouri River.
The stream headwaters occur at the confluence of North Moreau Creek with South Moreau Creek at 38°29′58″N 92°18′27″W about ten miles southwest of Jefferson City. The stream meanders to the east passing under US Route 54 south of Jefferson City and US Route 50 east of Jefferson City to enter the Missouri River at 38°33′26″N 92°05′10″W.Moreau River most likely was named for its dark water, "Moreau" being a word derived from the French meaning "black".