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Academic research

A 30 años del Gran Sismo

Ciencia UNAM

Where this source supports the record

Each entry separates the article’s editorial relevance note from its exact, section-level claims. A bibliography link without a direct claim is labeled plainly.

  1. Natural disasters · 19 September 1985

    Mexico City Earthquake

    Tlatelolco disaster and memorial area · Mexico

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    Why editors use it here

    University science account of shaking, damage, citizen response, research, monitoring, and code changes.

    1. Quick read

      At 7:19 on 19 September 1985, a great subduction earthquake off Mexico's Pacific coast produced prolonged, amplified shaking in Mexico City.

      Reviewed 4 August 2026
    2. Trigger and conditions

      A long rupture began along the Cocos and North American plate boundary near the Michoacan coast.

      Reviewed 4 August 2026
    3. Uncertainty

      Magnitude is reported as 8.0 or 8.1 depending on scale and catalog.

      Reviewed 4 August 2026
    4. Why it matters

      The 1985 earthquake links geophysics with the social construction of risk.

      Reviewed 4 August 2026