CARMARTHENSHIRE County Council has confirmed that an individual at Ysgol Gyfun Bro Myrddin has tested positive for Covid-19.
The council also confirmed that there are a number of positive cases of COVID-19 at Bigyn Primary School in Llanelli.
In a statement the council said:
Robust procedures are in place and the Test, Trace, Protect process is being followed.
No pupils or members of staff at the school have been identified as having been in close contact with the individual concerned.
The school is directly in touch with parents to keep them informed.
Two 14-day closure notices have also been served on licensed premises in Carmarthenshire for breaches of coronavirus regulations. They are; The Santa Clara, St Clears and The Beach Hotel, Pendine.
A closure notice served on the Rolling Mill has been lifted and the premises has been allowed to re-open.