River WA

Greenwater River

Washington • 47.1534, -121.6357

Length

23 mi

37 km

Elevation

5,765′ → 1,675′

4,090 ft drop

Stream Order

Large River

Slope

3.33%

176.1 ft/mi

Drainage

76 mi²

197 km²

Avg Flow

277 cfs

1.3 mph velocity

Path to Mouth

79 mi

127 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Data from USGS & NOAA for informational purposes only. More

Monitor

Water Level Gauges on Greenwater River

There are 1 USGS water level monitoring stations on Greenwater River providing real-time flow and stage data.

There are 2 boat ramps, launches, and public access points on Greenwater River.