River IL MN WI

Apple River

Illinois • 42.3186, -90.2543

Length

55 mi

89 km

Elevation

1,059′ → 588′

471 ft drop

Stream Order

Large River

Slope

0.16%

8.6 ft/mi

Drainage

4,879 mi²

12,638 km²

Avg Flow

205 cfs

1.4 mph velocity

Path to Mouth

1,931 mi

3,108 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Water Quality

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

Data from USGS & NOAA for informational purposes only. More

Water Level Gauges on Apple River

There are 2 USGS water level monitoring stations on Apple River providing real-time flow and stage data.

There are 3 boat ramps, launches, and public access points on Apple River.