During the morning hours of 15 November 2017, after heavy rainfall[1] caused because of the barometric low Eurydice and the Cyclone Numa, flooding occurred in Western Attica and mainly in Mandra, Nea Peramos, Magoula and Elefsina.

[4][5] Eurydice was a deep meteorological low that struck Western and Southern Greece as well as the Dodecanese in November 2017.

Cars were swept away by the waters and ended up in the sea or streams, and in some of them the passengers drowned.

[10] The death toll was 24 people,[11] of whom 23 in Mandra and one in Nea Peramos.

[14] The Municipality of Athens sent significant material assistance to the victims of West Attica, while the Ministry of Labor, Social Security and Social Solidarity decided to provide facilities to companies, employers or insured persons who had a professional establishment or activity in the areas and suffered damages.