Aberfan | |
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South entrance to Aberfan in November 2005 |
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Aberfan shown within Merthyr Tydfil | |
OS grid reference | SO070002 |
Community | |
Principal area | |
Ceremonial county | |
Country | Wales |
Sovereign state | United Kingdom |
Post town | Merthyr Tydfil |
Postcode district | CF48 |
Dialling code | 01443 |
Police | South Wales |
Fire | South Wales |
Ambulance | Welsh |
EU Parliament | Wales |
UK Parliament | |
Welsh Assembly | |
Aberfan (Welsh pronunciation: [ˌabɛrˈvan]) is a former coal mining village in South Wales, 4 miles (6 km) south of the town of Merthyr Tydfil. The Taff Trail (locally known as the "Canal Bank" or just "the bank") runs through Aberfan from Troed-y-rhiw, to Treharris. The River Taff also flows through Aberfan.
On 21 October 1966, it became known for the Aberfan disaster, when a colliery spoil tip collapsed into homes and a school, killing 116 children and 28 adults.
For many years, millions of cubic metres of excavated mining debris from the colliery were deposited on the side of Mynydd Merthyr, directly above the village of Aberfan on the opposite side of the valley. Huge piles, or "tips", of loose rock and mining spoil had been built up over a layer of highly porous sandstone that contained numerous underground springs, and several tips had been built up directly over these springs. Although local authorities had raised specific concerns in 1963 about spoil being tipped on the mountain above the village primary school, these were largely ignored by the National Coal Board's area management.
Early on the morning of Friday, 21 October 1966, after several days of heavy rain, a subsidence of about 3–6 metres occurred on the upper flank of colliery waste tip No. 7. At 9:15 a.m. more than 150,000 cubic metres of water-saturated debris broke away and flowed downhill at high speed. A mass of over 40,000 cubic metres of debris slid into the village in a slurry 12 metres (39 ft) deep.
The slide destroyed a farm and twenty terraced houses along Moy Road, and struck the northern side of the Pantglas Junior School and part of the separate senior school, demolishing most of the structures and filling the classrooms with thick mud and rubble up to 10 metres (33 ft) deep. Mud and water from the slide flooded many other houses in the vicinity, forcing many villagers to evacuate their homes.