Collieries after Nationalisation in 1947
Dates in brackets indicate the date that the colliery merged with another
| Name |
Opened |
Closed (Merged) |
|
| Bedlinog |
1875 |
December |
1948 |
|
| Bedlinog Cross Measures Drift |
1930 |
March |
1956 |
|
| Castle [Pumping Station] |
1866 |
|
1950 |
|
| Cwmglo |
1924 |
December |
1949 |
|
| Deep Duffryn |
1850 |
September |
1979 |
|
| Lucy Thomas, No.4 Pit |
1940 |
March |
1955 |
|
| Lucy Thomas, No.5 Pit |
1945 |
March |
1955 |
|
| Merthyr Vale |
1869 |
August |
1989 |
|
| Pidwellt |
1930 |
December |
1953 |
|
| Taff Merthyr |
1922 |
October |
1992 |
|
| Trelewis Drift |
1954 |
August |
1989 |
| Werfa Dare |
1860 |
August |
1949 |
|
Collieries that closed prior to 1947
Nixon’s Navigation Colliery
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