UFOMYST
CaseTriangle1991

Houston, TX, USA

Two witnesses observed triangular object made of hazy greenish lights speeding back and forth across the horizon.

Report quality: Moderate51/100

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: 2700s, a plausible sighting length
  • Moderate witness text (113 characters)
  • Location geocoded exactly
  • No other reports from this city within 3 days
When
1991-07-15
Where
Houston, TX, USA
Shape
Triangle
Duration
45 minutes
Geo
29.763, -95.363 · exact
Slug
triangle-over-houston-tx-1991-4eebc5
Wave

Part of a wave

  • Historical wave1989–1991

    The Belgian Triangle Wave

    Belgium (Eupen, Wallonia, Brussels corridor)

    The definitive black-triangle wave: silent, slow platforms with three corner lights, reported by gendarmes, air-traffic controllers, and thousands of citizens. On the night of March 30-31, 1990, Belgian F-16s scrambled…

    Open wave →

In context

  • Houston, TX has 410 sightings on file here.
  • 1991 brought 17 reports from Texas.
  • The 1990s skewed 11.6% triangle reports; the archive-wide figure 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.