Other over Sioux City (Ia)/Sioux Falls (Sd) (Between; On I 29), IA
A witness account on file, unevaluated. Most of the archive rests here, and honestly so.
The report, as filed
Landed UFO off I29 between Sioux Falls, SD & Sioux City, IA in late summertime 1978
Held as-reported from National UFO Reporting Center. Witness text is preserved verbatim, including its spelling; nothing is edited beyond formatting.
Ask for the records
What would the paper say?
For a dated, located U.S. sighting, FAA radar data and ATC communications are the records most likely to exist. Through Aletheca, the house instrument, anyone can commission the request — filed, chased, and published in the open, refusals included. The draft goes over already written: the records sought, and the date window they would live in.
Routed to: Federal Aviation Administration · records window 1978-08-29 → 1978-09-15