River MI

North Branch Thunder Bay River

Michigan • 45.0844, -84.1342

Length

54 mi

86 km

Elevation

897′ → 670′

227 ft drop

Stream Order

Stream

Slope

0.08%

4.2 ft/mi

Drainage

168 mi²

435 km²

Avg Flow

132 cfs

1.0 mph velocity

Path to Mouth

1,322 mi

2,127 km to ocean

Classification

Headwater

Source Stream

Elevation Profile

Data from USGS & NOAA for informational purposes only. More

Monitor

Access Sites on North Branch Thunder Bay River

There are 1 boat ramps, launches, and public access points on North Branch Thunder Bay River.