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Drone swarms over Palo Verde nuclear plant

When
The Palo Verde Nuclear Generating Station in Arizona
Palo Verde Nuclear Generating Station, where security officers reported drones in September 2019 Cuhlik, Public domain, via Wikimedia Commons

Security officers at Arizona's Palo Verde nuclear plant reported five or six drones over the site on Sept. 29, 2019, and more the next night. NRC records released under FOIA show the reports went to the NRC, FBI and others; operators were never found and the reports were closed unresolved.

Sources

  1. OfficialNRC released records (Johnson FOIA, Palo Verde)U.S. Nuclear Regulatory Commission (copy hosted by The War Zone) / 2019-09
  2. PressThe Night A Mysterious Drone Swarm Descended On Palo Verde Nuclear Power PlantThe War Zone / 2020-07-29
  3. OtherDrone swarms storm Arizona nuclear power plant over 2 daysDroneDJ / 2020-07-31

How sources are chosen and tiered

How the story came out

Happened 29 Sep 2019. First made public 1 year later (29 Jul 2020).

  1. 29 Sep 2019It happened (this event)
  2. 29 Jul 2020The War Zone reports NRC records of the drone swarms The War Zone - first made public

See it on the timeline: happened vs became public

Where it fits

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