Map of the Llynfi Valley

The Llynfi Valley had a number of pits working through the years and numerous levels (drift mines). The deep pits included:

  • Bryn Navigation – sunk in 1890s and closed in 1964
  • Garth – sunk in 1864 and closed in 1930
  • Coegnant – sunk in 1882 and closed in 1981
  • Caerau – sunk in 1889 and closed in 1979
  • Oakwood – sunk in 1868 and closed in 1928/9
  • St.John’s – sunk in 1908 and closed in 1985 (the last deep mine in the Llynfi Valley)

See a map of this area from 1884.

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