Lower Monumental Lock and Dam sits on a remote stretch of the Snake River, in a landscape of wheat fields and rolling hills. The only town within a 20-minute drive is Kahlotus, ...

On June 17, 1975, the steam-powered sternwheeler “Portland” traveled to Lower Monumental Lock and Dam. The next day, two dedication ceremonies took place: one for Lower Monumental in the ...

Lock gates on three different dams, including The Dalles Dam and John Day Dam, are being replaced during a 14-week shutdown that is the longest in the history of the Columbia and Snake river system.

The Lower Monumental Lock and Dam on the Snake River near Kahlotus has been reopened for public crossing. Dam staff will escort vehicles across the dam on the half-hour between 7:30 a.m. and 4:30 ...

Shown is the Ice Harbor Lock and Dam, the first of four dams constructed as part of the Lower Snake River Project, authorized in the Rivers and Harbors Act of 1945. (Photo by Columbia River System ...

Lower Granite Lock and Dam on the lower Snake River. Final authority to breach the four lower Snake River dams remains with the 535 members of Congress. But agricultural stakeholders, tribes and ...

The Lower Monumental Dam will be closed part of the day for repairs. Breaching the dams on the lower Snake River is the “centerpiece action” to restoring salmon and steelhead populations ...