Little Sioux River

Surface Flows Hydrology Weather

Little Sioux River Levels

June 2 2023

6,367 ACRE-FT

Discharge Volume Today
-262.0 cfs (-7.55%) since yesterday
28.31% of normal Very Low

Total streamflow across the Little Sioux River was last observed at 3210 cfs, and is expected to yield approximately 6367 acre-ft of water today; about 28% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 11340 cfs, with recent peaks last observed at 75,900 cfs on 2019-03-16.

Maximum discharge along the river is currently at the Little Sioux River At Correctionville reporting a streamflow rate of 1,260 cfs. However, the deepest point on the river is located at the Little Sioux River Near Turin with a gage stage of 8.45 ft. This river is monitored from 3 different streamgauging stations along the Little Sioux River, the highest being perched at an elevation of 1,249 ft, the Little Sioux River At Linn Grove.

River Summary: The Little Sioux River flows through Iowa, Minnesota, and South Dakota, covering a length of approximately 250 miles. The river is named after the Sioux Native American tribe, who were the primary inhabitants of the area. The river is a tributary of the Missouri River and is crucial for the agricultural industry in the region, providing irrigation water for crops such as corn and soybeans. The river is also home to several species of fish, including walleye, catfish, and smallmouth bass. The river is impounded by several dams, including the Saylorville Dam and the Little Sioux Dam, which provide flood control and hydroelectric power. There are also several recreational opportunities along the river, including camping, fishing, and canoeing.

Last Updated 2023-06-01
Streamflow 3,210.0 cfs
Percent Normal 28.31%
Maximum 75,900.0 cfs

Little Sioux River Peak Annual Discharge

Little Sioux River maximum total discharge

Little Sioux River Seasonal Comparison

Year over year discharge

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