River OR

Oak Grove Fork Clackamas River - Harriet Lake

Oregon • 45.0733, -121.9593

Length

26 mi

42 km

Elevation

3,720′ → 1,341′

2,379 ft drop

Stream Order

Large River

Slope

1.74%

92.1 ft/mi

Drainage

141 mi²

365 km²

Avg Flow

555 cfs

1.7 mph velocity

Path to Mouth

200 mi

323 km to ocean

Classification

Headwater

Source Stream

Elevation Profile

Data from USGS & NOAA for informational purposes only. More

Monitor

Water Level Gauges on Oak Grove Fork Clackamas River - Harriet Lake

There are 2 USGS water level monitoring stations on Oak Grove Fork Clackamas River - Harriet Lake providing real-time flow and stage data.

There are 3 boat ramps, launches, and public access points on Oak Grove Fork Clackamas River - Harriet Lake.