River WA OR

Tualatin River

Washington • 45.3905, -122.7674
Length
85 mi
137 km
Elevation
2,415′ → 92′
2,323 ft drop
Stream Order
8
Major River
Slope
0.52%
27.3 ft/mi
Drainage
707 mi²
1,830 km²
Avg Flow
1,728 cfs
1.4 mph velocity
Path to Mouth
212 mi
341 km to ocean
Classification
Headwater
Source Stream
Elevation Profile
Water Quality

Data from EPA Water Quality Portal (USGS, EPA, state agencies).

Data from USGS & NOAA for informational purposes only. More

Access Sites on Tualatin River

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