Columbia River Aux Gage at International Boundary Downstream Primary

Runnable: ? – ? CFS

Approximate reading: This gauge is 11.5 miles away on Big Sheep Creek. Use as a general reference only.

Data from American Whitewater & USGS

Put-in

Take-out

Select put-in and take-out to estimate time.

See wind-adjusted speed maps, forecast planning, and detailed time estimates.

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Whitewater timing varies with scouting, portages, and group pace. Use as a planning baseline.

_Lat/longitude coordinates are very approximate, to get you in the ballpark._

Difficulty

Class II(III)

Length

3.4 mi

Gradient

67 ft/mi

Rapids

I Easy II Novice III Intermediate IV Advanced V Expert/Extreme VI Unrunnable

Whitewater data from
American Whitewater