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This Black Vault release contains the Air Force's 2001 response from the 341st Space Wing FOIA office at Malmstrom AFB, Montana, to a request about the 16 March 1967 Echo Flight missile shutdown, with excerpts from 341st Strategic Missile Wing histories covering 1967 to early 1968. The histories say all ten Echo Flight launch facilities lost strategic alert almost simultaneously. Investigators could not find a logical cause and found rumors of UFOs near Echo Flight to be unfounded.
“Seattle”11 pages
cabling. Therefore, Echo Flight problem still appears to be a Wing I peculiar problem. $ ^{6 3} $
OONE recommended Ballistic System Division (BSD) accomplish additional testing of the EMP and electrostatic nature at a Wing I facility at the time of Force Moderization to determine the extent of vulnerability. After the testing has isolated all problems with the Wing I Force Moderization configuration, BSD could evaluate the need for testing of Wing II-V Force Mod silos.
Air Force Systems Command (AFSC) has the primary responsibility for EMP testing, and has an active test program at the present time. Therefore, OOAMA recommended that BSD and Air Force Weapons Laboratory (AFWL) accomplish these tests at Malmstrom at the earliest possible date. 65
The results of these tests will appear in the next history. (U)
In a previous history a problem of Movement Security Alarm System on the Kings' re-entry vehicles G&C Vans was described. The problem was the alarm system under the vans, was inoperative during winter weather conditions, due to the collection of mud, snow, and ice under the van. Because of the great deal of maintenance required to keep the alarm operational; the Wing suggested
65. Ibid. Document, cited by the archive. The PDF is mirrored here; the original link is under it. The text was read from the page images by an OCR model; expect the odd misread word. 88 pages are in the text index: search them above, or from the library's search.