Upper Missouri Agency
(See also Crow Creek Agency)

 Established in 1819 this agency was first responsible for any tribes along the Missouri River. In 1836 the agency became responsible for the Sioux, Ponca and Cheyenne people on the upper Missouri. In 1866 the agency was permanently located near Crow Creek on the Missouri in Dakota. Jurisdiction was restricted to the Lower Yanktonai and Sicangu living close by and the name was changed to Crow Creek Agency in 1874.

Letters Received by the Office of Indian Affairs, 1824-74 (M-234).
Inventory available from NARA.
Inclusive dates NARA roll # SD Archives roll #
1824-35 883 1489-1490
1836-51 884 1489, 1491
1852-64 885 1492-1493
1865-66 886 1494-1495
1867-69 887 1496-1497
1870-74 888 1497

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SD State Archives,  605-773-3804, fax 605-773-6041; email archref@state.sd.us