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
Search This File
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
Tracker findings
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
Referenced Timeline
UFO sighting in Pasco, Washington
A saucer-like object was observed in Pasco, Washington.
LinkedPasco, WashingtonUFO sighting over Pasco, Washington
Two half-moon shaped objects were observed forming into fireballs.
LinkedPasco, WashingtonReport of flying saucer over Tacoma
A transit driver reported seeing a flying saucer over Tacoma.
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.
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
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
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.
The objects were estimated to be at about 1000 feet altitude.
Both objects were estimated to be at about 1000 feet altitude.
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.
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.
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.
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.
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.
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.
.% 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
FBI-UAP-D013 Report
RELEASE-03-FILE-046-FBI-UAP-D013-WASHINGTON-STATE-UFO-INVESTIGATION-1952-1960
Radar detection at Neah Bay
Research Map
Lines appear only when two entities share a row-level source claim or dated timeline event. Unconnected nodes remain visible without implying a relationship.