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Chihuahuan Desert, Mexico — US and Mexican radar tracked a mid-air collision between an unidentified object and a Cessna near Coyame, Chihuahua on August 25, 1974

Coyame UFO Crash

August 25, 1974

Chihuahuan Desert, near Coyame, Mexico

Cold War

Chihuahuan Desert, Mexico — US and Mexican radar tracked a mid-air collision between an unidentified object and a Cessna near Coyame, Chihuahua on August 25, 1974

Wikimedia Commons / CC BY-SA

  • DateAugust 25, 1974
  • LocationChihuahuan Desert, near Coyame, Mexico
  • Witnesses0
  • ShapeUnknown
  • Credibility★★☆☆☆
Same eraCold War
  1. 1973Pascagoula Abduction
  2. 1974Berwyn Mountain UFO Incident — North Wales
  3. 1974Coyame UFO Crash
  4. 1974Dorothy Izatt Vancouver Lights
  5. 1974Haitian Air Corps UFO Report — Port-au-Prince, 1974

Credibility Audit

2 factors
  1. Military Witness+3
  2. Official Report+1
Raw total4
Final tier★★☆☆☆Low
Thresholds
  • ★0–3
  • ★★4–7
  • ★★★8–11
  • ★★★★12–16
  • ★★★★★17+

DoD Observables

2 of 5
  • Instantaneous Acceleration
  • Hypersonic Velocity
  • Low Observability
  • Trans-Medium Travel
  • Anti-Gravity Lift

Event Description

On August 25, 1974, US and Mexican radar systems simultaneously tracked a mid-air collision between an unidentified aerial object and a Cessna 180 light plane over the Chihuahuan Desert near the town of Coyame in the Mexican state of Chihuahua. The Cessna was a small civilian aircraft later identified as reported missing by an American owner. The unidentified object appeared on radar descending following the collision. Mexican military authorities dispatched a convoy from Chihuahua City to investigate.

According to accounts that emerged through intelligence and UAP research channels in the 1990s, the Mexican military convoy arrived at the crash site and found both the wrecked Cessna and a disc-shaped metallic craft approximately five meters in diameter. The craft was described as largely intact despite the collision and subsequent descent. The convoy reportedly began transporting both objects northward toward Chihuahua City. Contact was apparently made between Mexican officials and US authorities, and American assets moved to intercept the convoy at a prearranged point near the US border.

When American officials arrived at the stated staging location, accounts describe the Mexican convoy found stationary on a highway with all personnel dead. The cause of death was not determined from the accounts. US military assets reportedly transported both the craft and the Cessna wreckage to undisclosed facilities. The Coyame account became more widely known through a briefing document attributed to unnamed US intelligence sources obtained by researcher Elaine Douglass in the 1990s. The document's provenance has never been independently verified and no official confirmation has been made by US or Mexican authorities.

The Coyame case occupies a genuinely ambiguous position in the crash-retrieval literature. Its documentary foundations are weaker than Roswell's — relying on a single unverified intelligence document rather than multiple military witnesses — but the structural specificity of the account, including the radar tracking data, the Mexican military response, and the reported personnel fatalities, has sustained research interest. Unlike many crash-retrieval claims, the Coyame account has a verifiable anchor: US and Mexican radar did detect an anomalous contact in the area on August 25, 1974, a fact that independent researchers have confirmed through radar record requests.

Sources

  1. [1]governmentThe Deneb Report — 'Research Findings on the Chihuahua Disk Crash' (anonymous, c. 1974, published 1994)
  2. [2]academicLen Stringfield, UFO Crash/Retrievals: Search for Proof in a Hall of Mirrors, Status Report VII (1994)
  3. [3]witnessNoe Torres and Ruben Uriarte, Mexico's Roswell (2008) — field research, hundreds of interviews