THE UAP MAPCASE FILE← ALL CASES

East Marginal Way South beside Boeing Field, Seattle, Washington, United States

The Seattle Triangle (1993)

Seattle writer and illustrator Gary Val Tenuta says that on a Sunday night in November 1993 he stopped beside Boeing Field and watched three steady red lights resolve into a huge black triangular silhouette moving slowly and silently overhead. Tenuta later signed a sworn affidavit used in CAUS litig

Date1993-11
LocationEast Marginal Way South beside Boeing Field, Seattle, Washington, United States
TierTier 2
Evidence Score4/10
Media Score1/10

Why This Case Matters

A named, consistent black-triangle witness who committed his account to a sworn affidavit, but whose striking size/altitude claims remain unanchored by independent data.

Chronology

  • Nov 1993 ~21:30 claimed sighting beside Boeing Field
  • Tenuta stops vehicle and watches object pass east-to-west
  • account later published under his name
  • sworn affidavit incorporated into CAUS triangle litigation

The Witnesses

Gary Val Tenutasingle named witness
no identified co-witness for the Seattle event

Evidence

The following evidence types are documented for this case:

Evidencenamed firsthand testimony
Evidencelater sworn affidavit
Evidenceno recovered radar, ATC or photographic evidence

Conventional explanations: Conventional aircraft/formation, airship, or perceptual completion of a dark triangle between three lights remain viable; size, altitude and silence estimates depend entirely on visual judgment.

What Remains Unresolved

Key Takeaways

Sources

Primary and secondary sources for this case file: