River WI

East Branch Chocolay River

Wisconsin • 46.3259, -87.2550

Hydrography profile Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

13 mi

20 km

Elevation

1,097′ → 804′

294 ft drop

Stream Order

Medium River

Slope

0.44%

23.4 ft/mi

Drainage

28 mi²

74 km²

Avg Flow

-- cfs

0.9 mph velocity

Path to Mouth

235 mi

378 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Water Quality

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

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Data from USGS & NOAA for informational purposes only. Read source and safety notes

Rain Radar