Prema studiji tri univerziteta u Istambulu, skoro jedna trećina od 147.000 ispitanih zgrada u šest okruga podliježe riziku; 77% svih građevina u okruzima Gungoren i Bahcelievler suočavaju se s potencijalnom štetom.
According to a study by three Istanbul universities, nearly a third of the 147,000 surveyed buildings in six districts are at risk; 77% of all structures in the Gungoren and Bahcelievler districts face potential damage.