The design allowed the reactor to produce plutonium-239 by irradiating naturally occurring uranium with neutrons. Visitors to Hanford’s B Reactor see the towering front face of the reactor.

There were no precise construction blue prints and workers on the top secret project did not know what they were building, but B Reactor was completed and went critical in September 1944. The ...

B Reactor, which is in Benton County, continued to produce plutonium for more than 20 years after World War II. It was permanently shut down in February 1968 and became a National Historic ...

The design allowed the reactor to produce plutonium-239 by irradiating naturally occurring uranium with neutrons. Visitors to Hanford’s B Reactor see the towering front face of the reactor.

Free tours at the Hanford site’s historic B Reactor in Eastern Washington, part of a national park, are extended through the 2024 season.

Hanford workers perform various tasks in 1944 at the front face of B Reactor, the world’s first full-scale nuclear reactor. The core sits on 23-foot-thick concrete slab.

Local News Northwest Travel Hanford B Reactor will soon close for tourists. What to know if you go July 15, 2024 at 1:25 pm By Larissa Babiak ...

B Reactor also produced plutonium for the atomic bomb dropped on Nagasaki, Japan, Aug. 9, 1945, just weeks after the Trinity Test. Japan surrendered Aug. 15, 1945, ending World War II.

Sept. 26 marks 80 years since the B Reactor first went online. We get a tour from Terri Andre, a volunteer docent at the Manhattan Project National Historical Park at Hanford.

B Reactor produced the plutonium that powered the first man-made atomic explosion, the Trinity test, in the New Mexico desert in July 1945. Weeks later, the atomic bomb dropped on Nagasaki, Japan ...