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Creek IA

Rock Creek

Iowa • 40.5222, -95.8776
Hydrography profile Updated Dec 30, 2025
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USGS and NOAA data is for informational purposes. Source notes
Length
36 mi
58 km
Elevation
1,487′ → 1,076′
411 ft drop
Stream Order
5
Medium River
Slope
0.22%
11.4 ft/mi
Drainage
134 mi²
347 km²
Avg Flow
-- cfs
1.1 mph velocity
Path to Mouth
2,773 mi
4,462 km to ocean
Classification
Tributary
Mid-reach
Elevation Profile
Water Quality

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

EPA WQP MyWaterway
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Data from USGS & NOAA for informational purposes only. Read source and safety notes
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Access Sites on Rock Creek

There are 23 boat ramps, launches, and public access points on Rock Creek.