River IA

Iowa River

Iowa • 41.8232, -92.1110
Length
324 mi
521 km
Elevation
1,161′ → 533′
628 ft drop
Stream Order
8
Major River
Slope
0.04%
1.9 ft/mi
Drainage
11,724 mi²
30,366 km²
Avg Flow
10,042 cfs
2.1 mph velocity
Path to Mouth
1,739 mi
2,799 km to ocean
Classification
Tributary
Mid-reach
Elevation Profile
Data from USGS & NOAA for informational purposes only. More

Water Level Gauges on Iowa River

There are 12 USGS water level monitoring stations on Iowa River providing real-time flow and stage data.

Access Sites on Iowa River

There are 90 boat ramps, launches, and public access points on Iowa River.