Air Quality Improved 28,6 Percent in Istanbul in April

air quality improved in Istanbul in April
air quality improved in Istanbul in April

Istanbul Metropolitan Municipality Statistics Office published the April 2020 Istanbul Environment Bulletin. The bulletin included statistics on Istanbul's air quality, water, environmental management, cleanliness, electricity generation from landfill gas and natural gas statistics.


An improvement of 28,6 percent in air quality was seen in Istanbul in April. While the dirtiest air was recorded in 2017 in the last five years, the cleanest places were Kandilli, Büyükada and Sarıyer. The occupancy rate in Istanbul dams reached 70 percent. While there was a decrease in the amount of domestic waste collected in one year, the most excavation occurred in 10 in the last 2017 years. An area of ​​7,5 million square meters is swept every day in Istanbul. There was a 2019 percent increase in electricity production from landfill gas in 26,8. While natural gas consumption increased by 35 percent in January, the most natural gas subscribers are in Esenyurt.

AIR QUALITY STATISTICS

28,6 percent improvement in air quality

The air quality index improved by 28,6 percent in Istanbul in April. The highest air pollution in Kartal, Ümraniye and Kadıköy measured at stations. While the average Air Quality Index (HKI) was 1 in Istanbul between 31-2020 March 55, it decreased to 1, with a 12 percent improvement between 2020-28,6 April 39.

The dirtiest weather is Kartal, Umraniye and Kadıköy'also

The highest air pollution in March and April in Kartal, Ümraniye and Kadıköy measured at stations. The lowest air pollution was recorded at Kandilli, Sarıyer and Büyükada stations.

The freshest air is in Kandilli, Büyükada and Sarıyer

In the comparison of the same periods of 2019 and 2020 (January 1 - April 7), HKI, which was 2019 in 58, improved by 2020 percent in 13 and was 50. In this period, the highest HKI was recorded in Aksaray and Kâ Kağıthane, and the lowest in HKI, Kandilli, Büyükada and Sarıyer.

In the past five years, the highest air pollution in 2017

According to the Air Quality Indexes of the last five years and 2020 in Istanbul, the highest value was measured in 58 with an average of 2017. The lowest value was realized in 47 to 2015 due to the fact that Sultangazi quarries and Mobile stations were also inactive. Except for the quarries and Mobile stations, the highest was measured in the areas of HKİ Traffic and Urban Station.

During the epidemic, the most decrease in sea traffic

During the Covid-19 period, the decrease in the air pollution index in Istanbul was observed mostly in sea traffic. After the initiation of Covid-19-induced urban movement restriction practices in our country, the average measured HKI between March 16 - April 10, 2020 was 44, while these values ​​were measured as 2019 in the same period of 61. Therefore, air quality improved by 28 percent compared to the same period last year. The greatest improvements were made in Traffic and City-Background (38 percent) and Urban-Traffic (37 percent).

Air pollution decreased after the ban

HKI, which was measured as 19 at the weekend before the Covid-7 bans (8 - 2020 March 63); It was measured as 65 on the weekend (20 - 11 April 12) after the bans (Educational Institutions Vacation, Over 2020 Ban, Under 53 Ban and Curfew).

WATER STATISTICS

Occupancy rate of dams is 70 percent

The average occupancy rates of 10 dams that gave water to Istanbul were 19 percent as of April 2020, 70. The highest occupancy rates are Darlık with 100 percent and Ömerli Dam with 97 percent; the lowest occupancy was Pabuçdere with 23 percent and Alibey Dam with 36 percent. Ömerli Dam constituted 97 percent of the water in the dams of Istanbul with a 37 percent occupancy rate.

Water consumption per capita increased to 68,4 cubic meters

The amount of clean water offered for use in Istanbul has increased by 2009 percent since 32. The per capita water consumption increased from 56 cubic meters annually to 68,4 cubic meters. The total amount of clean water offered for use in Istanbul has increased by 2009 percent from 31,84 to today, from 723 million 655 thousand cubic meters to 1 billion 61 million 770 thousand cubic meters.

The highest occupancy occurred in 2015

Considering the dam occupancy rates in the last decade, the highest occupancy occurred in 96,91 with 2015 percent and the lowest occupancy in 32,2 with 2014 percent.

In the past year, the highest occupancy was recorded in May

Considering the monthly dam occupancy rates in the last year, the highest occupancy occurred in May 88,67 with 2019 percent and the lowest occupancy in December 36,67 with 2019 percent.

ENVIRONMENTAL MANAGEMENT STATISTICS

Domestic waste decreased in one year

While domestic wastes occurring in Istanbul every day were 2018 tons in 18, they decreased in 844 to 2019 tons. In the first quarter of 16, most domestic waste was collected from Küçükçekmece district. Küçükçekmece was followed by the districts of Bağcılar, Pendik and Ümraniye.

Most domestic waste was collected from Esenyurt in 2019

In 2019, the most domestic waste was collected from Esenyurt, Küçükçekmece and Bağcılar. Adalar, Şile, Beşiktaş, Beyoğlu, Şişli and Fatih took the first place in terms of household waste per capita.

The highest number of garbage collection flights in Fatih

Regarding the number of garbage collection expeditions, Fatih, Kadıköy, Küçükçekmece and Şişli were the most frequent districts. When the number of trips was compared to the population of the districts, Beyoğlu, Beşiktaş and Şişli districts came to the fore.

The most excavation in the past decade took place in 2017

In Istanbul, the highest excavation took place in 10 in the last 2017 years, while in 2019, there was a 2017 percent decrease compared to 63. In 2017, 83 million 420 thousand 185 tons of excavation increased, in 2019, it was 30 million 762 thousand 781 tons.

2019 thousand 27 tons of medical waste disposed in 771

Recovery in 2019 from organic wastes in Istanbul has increased compared to the previous year and reached 8 million 822 thousand 200 kg. In 2019, the amount of compost produced from organic waste in Istanbul is 16 million 503 thousand 450, the amount of fuel derived from waste is 26 million 417 thousand 50 and the recovery is 8 million 822 thousand 200 kg.

As of the end of 8, 815 tons of waste was collected at 2019 thousand 27 Medical Waste Collection points in Istanbul. 771 percent of them were eliminated by burning and 87 percent by sterilization.

CLEANING STATISTICS

An area of ​​7,5 million square meters is swept every day

Daily mechanical sweeping area in Istanbul increased by 2018 thousand square meters compared to 175 and reached 7,5 million square meters. The average washing area carried out daily in Istanbul squares is 206 thousand 438 square meters.

Most garbage collected from the sea surface in 2014

A weekly average of 515 million square meters of sea surface was cleared along the 5-kilometer coastline. The total beach area where waste is collected in summer is 4,5 million square meters. According to data for the last nine years, the most litter was collected from the sea surface in 2014. In 2019, the amount of garbage collected was 2018 kg, down 29 percent compared to 387.

In 2019, 5 thousand cubic meters of waste was collected from 929 ships. 187 was the year in which the most ship waste was collected in the last 10 years.

ELECTRICITY PRODUCTION FROM GARBAGE GAS

Land production from landfill gas increased by 2019 percent in 26,8

In 2019, 477 thousand 593 megawatts of electricity was produced from landfill gas in Istanbul, and the electricity needs of 1 million 200 thousand people of Istanbul were met. Total hourly electricity capacity that can be produced from landfill gas in landfill is 68 megawatt hours. The amount of energy produced from landfill gas increased by 2019 percent in 2018 compared to 26,8, reaching 477 thousand 593 megawatt hours. 69% of the amount of energy produced took place in Odayeri facilities. The highest energy production was achieved in March with 42 thousand 211 megawatt hours.

NATURAL GAS STATISTICS

Most natural gas subscribers in Esenyurt

The total number of natural gas subscribers in Istanbul was 6 million 649 thousand 518, and the number of users was 6 million 359 thousand 342. In January 2020, the number of subscribers increased 35 thousand 530 and the number of users increased 47 thousand 580. The districts with the highest increase were recorded as Esenyurt, Pendik and Ümraniye. As of January 2020, 95,6 percent of the natural gas meters in Istanbul were in residences and 4,1 percent in businesses. Districts with the highest number of counters are Esenyurt, Küçükçekmece and Ümraniye.

Natural gas consumption increased 35 percent in January

While the total natural gas consumption in 2019 was 6 billion 296 million 350 thousand 889 cubic meters, the consumption amount in January 2020 was 1 billion 202 million 940 thousand 877 cubic meters. January 2020 consumption increased 35 percent compared to the previous month. Compared to January 2019, there was a 1 percent decrease in consumption. Compared to the previous year, natural gas prices increased by 32 percent for non-eligible consumers and 14 percent for eligible consumers.

In the preparation of the Istanbul Environmental Bulletin, April 2020, Istanbul Water and Sewerage Administration (İSKİ), Istanbul Gas Distribution Industry and Trade Inc. (İGDAŞ), Istanbul Environmental Protection and Waste Materials Evaluation Industry and Trade Inc. (İSTAÇ) and Environmental Protection Directorate data were used.


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