16.10.2026 15:55
Heavy rains that caused floods in Istanbul quickly increased the occupancy rate in the city's dams. According to data from the Istanbul Water and Sewerage Administration (İSKİ), the dam occupancy rate, which was 38 percent two days ago, rose to 48.02 percent. The most striking increase occurred at Alibeyköy Dam. The occupancy rate measured at 34.44 percent at the dam rose to 73.47 percent within 48 hours, reaching its highest level in the last year.
A downpour that caused flooding in many parts of Istanbul increased the water level in the dams. With the uninterrupted rainfall, the total occupancy rate of the dams rose by about 10 points in two days.
OCCUPANCY RATE RISES TO 48.02 PERCENT
According to ISKI data, Istanbul's dam occupancy rate, measured at 38 percent two days ago, rose to 48.02 percent after heavy rainfall. With this increase, the low occupancy rate approached the average of the last 10 years.
WELL ABOVE PREVIOUS YEARS
The occupancy rate was measured at 24.75 percent on the same dates last year, 34.53 percent in 2024, and 21.69 percent in 2023.
ALİBEYKÖY DAM SEES ITS PEAK IN THE LAST YEAR
Alibeyköy was one of the dams most affected by the rainfall. The dam's occupancy rate, which was 34.44 percent two days ago, rose to 73.47 percent within 48 hours. This rate was recorded as the dam's highest occupancy rate in the last year.
CURRENT STATUS OF ISTANBUL DAMS
According to ISKI data, the current occupancy rates of the dams are as follows:
- Ömerli: 66.17 percent
- Darlık: 75.02 percent
- Elmalı: 92.12 percent
- Terkos: 36.04 percent
- Alibeyköy: 73.47 percent
- Büyükçekmece: 29.85 percent
- Sazlıdere: 30.29 percent
- Istrancalar: 78.33 percent
- Kazandere: 8.18 percent
- Papuçdere: 3.56 percent