Waterfall

Rock Creek Falls

Rock Creek Falls
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About This Waterfall

Exit Interstate 5 in Woodland and head east on Highway 503 towards Cougar. After traveling just over 16 miles watch for a large paved pullout on the right side of the road just before the long, high bridge across Rock Creek. Park here and walk mere feet to the fenced viewpoint where the falls can be seen despite a few obstructing trees.Rock Creek flows through a moderately substantial canyon as it enters Lake Merwin with State Route 503 spanning its chasm just upstream of this 108 foot tall waterfall. As the highway is situated however, there is no such indication that a significant waterfall can be seen just feet from the road. As Rock Creek passes beneath the highway, it encounters a significant promontory in the canyon floor where the adjacent cliffs force the creek to make a sharp 180-degree bend, immediately after which the stream plunges over the falls into the deeper reaches of the gorge - below which is another sharp bend of over 90 degrees. While Rock Creek possesses a drainage area of considerable size, it is not a huge creek by any means. The falls will be at their most impressive, and most visible, during the winter and early springs months, but will sustain consistent flow for the duration of the year.

Waterfall Details

Waterfall Form

Plunge

Best Time to Visit

Year Round

Total Height

108ft

Tallest Drop

108ft

Number of Drops

1

Run

15ft

Avg Width

15ft

Max Width

20ft

Pitch

90°

Magnitude

55.23

High Flow

150cfs

IWC Rating:2.41
Feeder Stream:Lewis River Rock Creek
View on World Waterfall Database

Getting There

GPS Coordinates

45.993700, -122.461080

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Quick Facts

TypeWaterfall
FormPlunge
Best SeasonYear Round
StatusCataloged

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Tips

📸

Best photos during golden hour or after rain.

🥾

A hike may be required to reach the falls.

🅿️

Parking available nearby.

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.