Authorities detained a 72-year-old woman suspected of accidentally starting a fire in forestland in the area of Kato Vakalopoulo in Spata, eastern Attica.
The fire service believe sparks from a generator the woman was using caused the blaze. She was detained at the Spata fire service.
The blaze broke out at around 10 a.m. and by 4 p.m. it had been brought under control.
A total of 40 firefighters, manning 15 engines, were involved in the operation on the ground, while a helicopter aided efforts from the air.