Argoed Colliery, Mold, 1837
Inrush of water from old flooded workings. 20 died
Brngweog Lead Mine, Mold, 1862
Inrush of water. 16 died.
Flint Colliery, Flint, 1828
Explosion. 9 died & 11 injured.
Hafod-y-bwch Colliery, Ruabon, 1873
Explosion cause by top of safety lamp being removed to test for gas. 5 died.
Leeswood Colliery, Mold, 1864
Inrush of water.
Mostyn Colliery, Mostyn, 1840
Explosion. 8 died & 2 badly burnt.
Roscoe’s Colliery, Bagillt, 1816
Explosion.
South Mostyn Colliery, Mostyn, 1861
Explosion. 10 died.
Wynstay Colliery, Ruabon, 1863
Explosion. 12 died.
Wynstay Colliery, Ruabon, 1868
Explosion. 10 died.
Wynstay Colliery, Ruabon, 1873
Explosion caused by poor shotfiring. 7 died.
