UFO sightings in South Dakota: Air Force files

1. Date unknownRapid City first page
2. August 1947Rapid City AFB, Weaver first page
3. August 1953Onida first page
4. September 1953Rapid City first page
5. July 1954Camp Crook, Rapid City first page
6. July 1954White Wood first page
7. January 1956Lake Andes first page
8. November 1956Clear Lake first page
9. November 1956Kadoka first page
10. November 1956Rapid City first page
11. November 1956Redfield & McLoughlin first page
12. December 1956Belvidere first page
13. March 1957Rapid City first page
14. July 19572 Mi W of Piedmont first page
15. December 1957Ellsworth AFB first page
16. August 1958Rapid City first page
17. September 1958Ellsworth AFB first page
18. January 1959N Of Deadwood first page
19. June 196015 mi SW Lead first page
20. August 1960Sioux Falls first page
21. March 1961Mellette first page
22. October 1961Gettysburg AFS first page
23. November 1961Gettysburg first page
24. October 1962Nebraska & first page
25. July 1964Pickstown first page
26. July 1964Rapid City first page
27. September 1964Rapid City first page
28. February 1965South Dakota first page
29. March 1965Watertown first page
30. July 1965Watauga first page
31. December 1965Aberdeen first page
32. January 1966South of Ellsworth AFB first page
33. May 1966Vermillion first page
34. July 1966Aberdeen first page
35. July 1966Fairpoint first page
36. August 1966Parkston first page
37. August 1966Sioux Falls first page
38. October 1966Wall first page
39. August 1967Milbank first page
40. May 1969Pine Ridge first page

Links open the original folder at the US National Archives.