River ND

South Fork Maple River

North Dakota • 46.1607, -98.5876

Hydrography profile Updated Feb 1, 2026

Checking mapped path coverage…

USGS and NOAA data is for informational purposes. Source notes

Length

16 mi

25 km

Elevation

1,507′ → 1,435′

72 ft drop

Stream Order

Medium River

Slope

0.09%

4.7 ft/mi

Drainage

74 mi²

191 km²

Avg Flow

-- cfs

1.1 mph velocity

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