Waterfall

Grand Union Falls

Also known as: Grand Junction Falls, Blue Grouse Falls

Grand Union Falls
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About This Waterfall

Grand Union Falls is one of a seemingly countless number of waterfalls along Eagle Creek in Oregon's Columbia River Gorge. The falls roll over a segment of the ubiquitous columnar basalt in the area and plunge 41 feet into a large pool. The falls can be seen from the Eagle Creek trail through the trees, but are not easily photographed from the trail unless the trees are bare - climbing down to the creek is necessary for a clear vista. Near the falls the trail passes over a section known as The Potholes - columnar joints that have been sculpted into bowl shapes by dripping water.This waterfall has been called Blue Grouse Falls in all editions of A Waterfall Lover's Guide to the Pacific Northwest, but the more accepted local name of Grand Union Falls or Grand Junction Falls, after the confluence of the east and west forks of Eagle Creek immediately upstream, is the proper title.

Waterfall Details

Waterfall Form

Sliding Punchbowl

Best Time to Visit

Year Round

Total Height

41ft

Tallest Drop

41ft

Number of Drops

1

Run

40ft

Avg Width

30ft

Pitch

60°

Magnitude

38.59

High Flow

350cfs

IWC Rating:3.1
Feeder Stream:Columbia River (Snake River to Portland) Eagle Creek
View on World Waterfall Database

Getting There

GPS Coordinates

45.584360, -121.854010

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Quick Facts

TypeWaterfall
FormSliding Punchbowl
Best SeasonYear Round
StatusCataloged

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Tips

📸

Best photos during golden hour or after rain.

📍

Use GPS coordinates for the most accurate directions.

Safety Info

Stay on marked trails. Rocks near waterfalls are extremely slippery.

Never swim at the top of a waterfall. Strong currents can be deceptive.

Respect the environment. Pack out everything you bring in.