Corps Completes 6-Year, $171 Million Rehabilitation Of South Jetty At Mouth Of Columbia River, Stabilizes Navigation Channel
The U.S. Army Corps of Engineers, Portland District, has completed major rehabilitation to the South Jetty at the mouth of the Columbia River, marking the end of a decade-plus effort to restore the three jetties that protect one of the nation’s busiest trade corridors. Work on the $171.3 million South Jetty wrapped up in August 2025 after six construction seasons.
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