To learn more about the history of the Manhattan Project in Tennessee and other sites around the country, explore the following resources:

Manhattan Project By Location

In addition to East Tennessee, sites in New Mexico and Washington had principal roles in the Manhattan Project mission.
Los Alamos, New Mexico

Hanford (Richland, Washington)

Other Uranium Enrichment Facilities

In the 1950s, the Department of Energy expanded national uranium enrichment capabilities to locations in Paducah, Kentucky and Portsmouth, Ohio.  Like K-25, these facilities used gaseous diffusion technology.

Other K-25 Related Resources