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GovernmentJuly 1952-1960Analysis complete

FBI-UAP-D013: Washington State ‘UFO’ Investigation, 1952-1960

This released document records that an unidentified object was observed over Pasco, Washington on June 6, 1954. The file preserves the source account or analysis but does not independently establish interpretations beyond the cited record. This document is useful as an officially released artifact because it preserves the file's provenance and lets its claims be compared with related Release 03 records.

File
Document · Release 03
Date
July 1952-1960
Location
Washington State, United States
Extent
55 pages

Probed Assessment

This released document records that an unidentified object was observed over Pasco, Washington on June 6, 1954. The file preserves the source account or analysis but does not independently establish interpretations beyond the cited record.

Key takeaways

  • The source states that an unidentified object was observed over Pasco, Washington on June 6, 1954.
  • The source states that the object observed in Pasco, Washington was described as two half-moon shaped objects.
  • The source states that the objects observed in Pasco, Washington formed into fireballs.

Why it matters

This document is useful as an officially released artifact because it preserves the file's provenance and lets its claims be compared with related Release 03 records.

Corroboration

The release metadata and stored source material corroborate the file's provenance. Reported sightings, interpretations, and allegations remain attributed to the source unless independently supported by the cited evidence.

Open questions

  • What additional contemporaneous records or independent evidence could test the source account?

Probed separates this editorial assessment from the source claims below. It summarizes what the released artifact supports; it is not independent verification.

Official Description from War.gov

This file details an investigation of various sightings of Unidentified Flying Objects (UFOs) in Washington state between July 1952 and August 1960. This file includes memoranda and correspondence between the Federal Bureau of Investigation and the U.S. Air Force regarding UFO sightings.

Preserved verbatim as source metadata. This wording is separate from Probed’s file-specific description and assessment.

File Context

Related entities

9
Research Map relationships require row-level claim or timeline references.

Tracker findings

1

Unidentified object was observed over Pasco in 1954

The record states: An unidentified object was observed over Pasco, Washington on June 6, 1954.

Release provenance

Release
Release 03
Official ID
release-03-file-046-fbi-uap-d013-washington-state-ufo-investigation-1952-1960
Cleared
Jun 12, 2026
Official release source

Referenced Timeline

  1. Page 3

    UFO sighting in Pasco, Washington

    A saucer-like object was observed in Pasco, Washington.

  2. Page 25

    UFO sighting over Pasco, Washington

    Two half-moon shaped objects were observed forming into fireballs.

  3. Page 29

    Report of flying saucer over Tacoma

    A transit driver reported seeing a flying saucer over Tacoma.

  4. Page 30

    Radar detection at Neah Bay

    An unidentified radar target was detected near Neah Bay; two interceptors were scrambled and one obtained an airborne radar return, but no pilot saw the target visually.

    LinkedNeah Bay

Source Claims

Claims are attributed to the released source and remain distinct from Probed’s assessment and tracker findings.

Source reportedObservedPage 22

An unidentified object was observed over Pasco, Washington on June 6, 1954.

SIGHTING OF UNIDENTIFIED OBJECTS OVER PASCO, WASH. 6/6/54, 11:35 Fil

Source reportedObservedPage 25

The object observed in Pasco, Washington was described as two half-moon shaped objects.

Pasco 6054, The objects were described as traveling to- gether and were in the shape of half-moons, approximately six times larger than a half-moon and of a white color. The two objects formed into one large fireball and disappeared, after

Source reportedObservedPage 22

The objects observed in Pasco, Washington formed into fireballs.

One object formed into a large fire-ball, the original color of both objects was white, and the other formed into two fireballs.

Source reportedObservedPage 22

The objects were estimated to be at about 1000 feet altitude.

Both objects were estimated to be at about 1000 feet altitude.

Source reportedObservedPage 30

An unidentified flying object was picked up by radar at Neah Bay.

an unidentified flying object was picked up by the Radar station at Neah Bay between 19:30 and 19:45.

LinkedNeah Bay
Source reportedObservedPage 40

Richardson stated that the ball had left a trail of fire until it stopped and then emitted no fire or smoke, Richardson described the ball as per- feetly spherical and made of shiny metal.

Richardson stated that the ball had left a trail of fire until it stopped and then emitted no fire or smoke, Richardson described the ball as per- feetly spherical and made of shiny metal.

Source reportedObservedPage 50

Saat On 4/20/59 Mrs E,R,Withrew, Cemetary Tedd) Marysville, Washireten (OL-9- 3915) telephenically advised that en the prededing evening she and four ef her neighbers observed an unidentified flying ebject ever the Whidbey Island area.

Saat On 4/20/59 Mrs E,R,Withrew, Cemetary Tedd) Marysville, Washireten (OL-9- 3915) telephenically advised that en the prededing evening she and four ef her neighbers observed an unidentified flying ebject ever the Whidbey Island area.

Source reportedObservedPage 9

10—23—52 Character of Case Date and Time Complaint Received DESCRIPTION OF SUBJECT: Object resembled a falling star, with one exception; as object was falling, it seemed to suddenly change course.

10—23—52 Character of Case Date and Time Complaint Received DESCRIPTION OF SUBJECT: Object resembled a falling star, with one exception; as object was falling, it seemed to suddenly change course.

Source reportedObservedPage 15

The Fifth AAA Group radar hed tracked it at 25,000 feet and then —" Po at thet height going in the same area as described by + Jaske.

The Fifth AAA Group radar hed tracked it at 25,000 feet and then —" Po at thet height going in the same area as described by + Jaske.

Source reportedObservedPage 42

He advised that all of these with the exception of Neah Bay had been destroyed by the demolition squad and that those at Neah Bay would be destroyed on Monday.

He advised that all of these with the exception of Neah Bay had been destroyed by the demolition squad and that those at Neah Bay would be destroyed on Monday.

LinkedNeah Bay
Source reportedObservedPage 51

.% the sky» Shortly after noticing the flashes, MRS Linhoff noted a parachute floating in from over the ocean and it appeared that the man on the beach had in some manner attached his rope to it.

.% the sky» Shortly after noticing the flashes, MRS Linhoff noted a parachute floating in from over the ocean and it appeared that the man on the beach had in some manner attached his rope to it.

Source Material & Evidence

document

FBI-UAP-D013 Report

RELEASE-03-FILE-046-FBI-UAP-D013-WASHINGTON-STATE-UFO-INVESTIGATION-1952-1960

statement

Radar detection at Neah Bay

Research Map

9 entities · 0 grounded links

Lines appear only when two entities share a row-level source claim or dated timeline event. Unconnected nodes remain visible without implying a relationship.

UAP/Disclosure Graph
9 nodes0 links
No grounded pairwise links in this file