3 Dec 1892

United States
31 Aug 1893

United States
1 Jul 1942

United States
  • Chief Engineer of the Manhattan District Colonel James C. Marshall and his deputy Lieutenant Colonel Kenneth Nichols surveyed the Knoxville, Tennessee, United States region for suitable sites for Manhattan Project manufacturing, but they were not entirely satisfied by the sites presented to them by the Tennessee Valley Authority. ww2dbase [Operation Trinity and Manhattan Project | Clinton Engineer Works | Tennessee | CPC]
23 Sep 1942

United States
  • Leslie Groves was promoted to the rank of brigadier general. On the same day, he toured the future Oak Ridge site of the Manhattan Project in Tennessee, United States and expressed his satisfaction for this site being used for a future production site. ww2dbase [Clinton Engineer Works | Leslie Groves | Oak Ridge, Tennessee | CPC]
24 Sep 1942

United States
28 Sep 1942

United States
6 Oct 1942

United States
23 Nov 1942

United States
  • A delegation of landowners whose property were taken over by Site X of the Manhattan Project in Tennessee, United States issued a petition of protest to the Real Estate Branch of the Ohio River Division of the US Army Corps. ww2dbase [Clinton Engineer Works | Tennessee | CPC]
18 Feb 1943

United States
1 Apr 1943

United States
17 Oct 1943

United States
  • The civilian Roane-Anderson Company, a subsidiary of the Turner Construction Company, took over the responsibility of administering the community in Tennessee, United States in which the workers at Site X of the Manhattan Project resided. ww2dbase [Clinton Engineer Works | Oak Ridge, Tennessee | CPC]
1 Jul 1945

United States
25 Jul 1945

United States
1 Mar 1946

United States
10 Sep 1946

United States
18 Dec 1946

United States
1 Mar 1949

United States
19 Mar 1949

United States
27 Jul 2011

Photo(s) dated 27 Jul 2011
Loading face of the X-10 graphite reactor, Oak Ridge, Tennessee, United States, 27 Jul 2011

Timeline Section Founder: Thomas Houlihan
Contributors: Alan Chanter, C. Peter Chen, Thomas Houlihan, Hugh Martyr, David Stubblebine
Special Thanks: Rory Curtis

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