River NY NJ PA

Wallkill River

New York • 41.3029, -74.4743

Length

92 mi

147 km

Elevation

773′ → 10′

763 ft drop

Stream Order

6

Large River

Slope

0.16%

8.3 ft/mi

Drainage

772 mi²

1,999 km²

Avg Flow

1,339 cfs

2.8 mph velocity

Path to Mouth

227 mi

366 km to ocean

Classification

Headwater

Source Stream

Elevation Profile

Data from USGS & NOAA for informational purposes only. More

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