River MA

Neponset River

Massachusetts • 42.2740, -71.0586

Length

25 mi

40 km

Elevation

266′ → 3′

264 ft drop

Stream Order

5

Medium River

Slope

0.20%

10.6 ft/mi

Drainage

100 mi²

258 km²

Avg Flow

199 cfs

1.0 mph velocity

Path to Mouth

25 mi

40 km to ocean

Classification

Terminal

Mid-reach

Elevation Profile

Data from USGS & NOAA for informational purposes only. More

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