The areas to be affected by the power outage, from 9am to 4:30pm, are along Route 4018, the coastal road north of Layan Beach.
The areas to be affected include the Andaman White Beach Resort, the Trisara resort, Layan Beach Resort & Spa Phuket, Layan Residences by Anantara, Layan Estate and The Villas Overlooking Layan.
In its announcement, the PEA apologised for any inconvenience caused while the work is carried out.
For more information call the Phuket PEA office at 076-354379 or the PEA call centre 1129.