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Upper Iowa River

Iowa • 43.4507, -91.7421
Length
156 mi
251 km
Elevation
1,423′ → 627′
797 ft drop
Stream Order
7
Large River
Slope
0.10%
5.1 ft/mi
Drainage
78,854 mi²
204,232 km²
Avg Flow
790 cfs
1.6 mph velocity
Path to Mouth
1,817 mi
2,924 km to ocean
Classification
Headwater
Source Stream
Elevation Profile
Water Quality

Data from EPA Water Quality Portal (USGS, EPA, state agencies).

EPA WQP MyWaterway
Data from USGS & NOAA for informational purposes only. More
Monitor

Water Level Gauges on Upper Iowa River

There are 5 USGS water level monitoring stations on Upper Iowa River providing real-time flow and stage data.

Access Sites on Upper Iowa River

There are 34 boat ramps, launches, and public access points on Upper Iowa River.