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On this day

On This Day — 21 October

Disasters recorded on 21 October across the years, drawn from our archive of historical events.

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1 recordedDisasters on 21 October

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1966
Mine Accident United Kingdom 144 deaths

Aberfan disaster

The Aberfan disaster (Welsh: Trychineb Aberfan) was the catastrophic collapse of a colliery spoil tip on 21 October 1966. The tip had been created on a mountain slope above the Welsh village of Aberfan, near Merthyr Tydfil, and overlaid a n…

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