By 4pm, 15.65% of voters in Burgas region had cast ballots in the presidential election, or 56,913 of 363,670 people, the Regional Election Commission (REC) in Burgas said.

At 11:30am, nationwide turnout was 5.8%, according to the polling agency Market LINKS.

Earlier on this story: Turnout in Bulgaria's presidential election is 5.8% by 11:30am

In Burgas municipality, 17.01% of eligible voters had voted, or 31,496 of 185,136.

Tsarevo has the highest turnout at 22.95%, followed by Malko Tarnovo with 21.78%, Sozopol with 20.44% and Nesebar with 18.93%. Turnout is lower in Primorsko (15.94%), Sredets (14.93%), Pomorie (14.29%), Karnobat (13.76%) and Kameno (12.91%).

Aytos has the lowest, at 10.15%. Sungurlare (10.74%) and Ruen (10.98%) are just above it.

The Burgas commission has received three reports of violations. A woman from Ruen municipality said she was listed as a member of a polling station commission, although she had not given her personal data for this. The REC did not look into the complaint, saying it has no power to rule on the matter.

The second report came from the town of Sozopol, where a digital advertising display with campaign material stands less than 50 metres from a polling station. The commission ordered it removed immediately.

The REC also ordered the immediate removal of a poster on an electricity pole in the village of Zidarovo, in Sozopol municipality, saying it breaks the rules.