The Tynewydd Colliery disaster occurred on 11 April 1877, when water from a nearby closed colliery flooded the Newydd Colliery in

Porth Porth ( cy, Y Porth) is a town and a community in the county borough of Rhondda Cynon Taf, within the historic county boundaries of Glamorgan, Wales. Lying in the Rhondda Valley, it is regarded as the gateway connecting the Rhondda Fawr and Rh ...

and 14 miners became trapped, of which five died. For his efforts in the rescue, Henry Naunton Davies received the first BMA Gold Medal.

References

{{coord, 51.614869, -3.411450, display=title 1877 mining disasters Coal mining disasters in Wales 19th century in Wales 1877 disasters in the United Kingdom