Nevada Test Site (now Nevada National Security Site), Nye County, Nevada
Credibility Assessment
Moderate
Military WitnessMultiple WitnessesOfficial Report
Event Description
Observed Shape
Disc
Craft morphology
Non-Human Intelligence (NHI)
Reported Entities
No NHI encounter documented for this event.
Between 1951 and 1963, the Nevada Test Site in Nye County served as America's primary domestic nuclear test range, hosting 100 atmospheric nuclear detonations under a series of operations including Ranger, Buster-Jangle, Tumbler-Snapper, Upshot-Knothole, Teapot, Plumbbob, and Hardtack II. During this period, security personnel and workers at the site reported a recurring pattern of unidentified aerial objects appearing hours to days after nuclear detonations — with such regularity that a dedicated observation and reporting protocol was established.
Former security officer Walter Levine provided one of the most detailed accounts of the phenomenon. Levine described luminous disc-shaped and square-shaped objects appearing consistently in the period following atomic blasts. He stated that observers used a dedicated no-dial telephone system to report object coordinates and flight direction in real time to a monitoring station, and that the observation logs generated by this system were then routinely destroyed. A specially equipped building at Indian Springs Air Force Base — now Creech AFB, approximately 45 miles from the test site — was reportedly maintained for monitoring the phenomena. Levine's account was corroborated by more than a dozen additional former test site employees who gave consistent descriptions to Las Vegas investigative journalist George Knapp, who conducted the primary investigation into the pattern through his I-Team reporting at KLAS-TV.
Department of Energy documents released through Freedom of Information Act requests confirmed UFO incident reports at every major atomic weapons facility in the United States during the nuclear testing period. The FOIA releases do not contain the operational observation logs Levine described — consistent with his account that they were destroyed — but establish the institutional awareness of the phenomenon at DOE level. Robert Hastings, who over three decades collected accounts from more than 150 military and atomic program veterans with direct experience of UAP near nuclear facilities, treated the Nevada Test Site pattern as one of the most consistent documented examples of the correlation between nuclear activity and UAP presence.
The systematic destruction of observation logs is itself the most significant element of this case. The deliberate erasure of records implies institutional awareness sufficient to motivate a document management policy — a level of organizational response that goes well beyond dismissing the phenomenon as misidentification or hallucination. Whatever was appearing over the Nevada Test Site after nuclear detonations was observed with sufficient frequency and consistency to warrant a dedicated reporting infrastructure and, subsequently, a deliberate effort to ensure no permanent record survived.