Discussions between mine owners and union representatives are taking place today to discuss the number of redundancies to be made at the Unity Mine in Cwmgwrach.
ITV News has been told as many as 150 miners could lose their jobs.
An announcement is expected this afternoon.
More top news
Lots of sunshine for you again today, but make no mistake.... it is cold out there!
The Queen and Prince Harry welcomed the Wales Rugby World Cup squad at a glittering reception at Buckingham Palace.
The family of former football player and manager Gary Speed have opened counselling rooms to help people with mental health issues.