CaseTriangle2005

Concord, CA, USA

White flashing lights in patterns and a repeated sequence. Might be triabgular or rectangular.

Report quality: Moderate61/100

This score reflects report-quality signals on file — how complete, corroborated, and precisely located the report is — not a claim about whether the sighting was a real craft.

  • Duration parsed: 300s, a plausible sighting length
  • Moderate witness text (94 characters)
  • Location geocoded exactly
  • 1 other report from the same city within 3 days
When
2005-07-18
Where
Concord, CA, USA
Shape
Triangle
Duration
5 mins
Geo
37.978, -122.031 · exact
Slug
triangle-over-concord-ca-2005-09f871
Wave

Part of a wave

  • Historical wave2004

    The Navy Encounters & the UAP Era

    U.S. training ranges (Pacific off San Diego; Atlantic off Virginia), then worldwide reporting

    The wave that renamed the subject. The USS Nimitz 'Tic Tac' encounter (November 2004: radar drops from 80,000 ft to sea level in seconds, pilot visual by Cmdr. David Fravor, FLIR video) stayed classified-adjacent until…

In context

  • Concord, CA shows up 32 times across the archive.
  • 539 reports came from California in 2005.
  • In the 2000s, 10.1% of reports described a triangle — the all-time rate is 9%.

Nearby in space & time

within 30 days

Report

Full narrative lands with dossier import for famous cases, or the NUFORC free-text summary above for standard reports. This shell is SSR-ready: one D1 row (including connections_json) per page.