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İstanbul

Good

Pollution ranking among 81 provinces

İstanbul air quality today: AQI 36 (Good), ranked 56 of 81 provinces, dominant pollutant PM2.5. Daily data from 55 official stations with weekly trends and district detail.

36
AQI #56 / 81
Dominant Pollutant PM2.5
36
0 50 100 150 200 300 500

District Air Quality

25 districts with station data — today's readings

District air quality map
Cleanest Districts
Sultanbeyli 14 Good 1 ist.
Şile 15 Good 1 ist.
Eyüpsultan 16 Good 1 ist.
Most Polluted Districts
Sultangazi 156 Unhealthy 4 ist.
Şişli 46 Good 2 ist.
Üsküdar 44 Good 5 ist.
Air Quality in Green Spaces · 211 parks
Cleanest Parks
Kıbrıs Barış Ormanı Parkı 16 Good
Kağıthane Mesire Alanı 16 Good
Kıvanç Parkı 16 Good
Tekke Parkı 16 Good
Silahtar Ağa Parkı 16 Good
Most Polluted Parks
Z Caddesi Parkı 311 Hazardous
Hüseyin Çakır Parkı 311 Hazardous
15 Temmuz Demokrasi ve Şehitler Meydanı 311 Hazardous
Prof. Dr Sabahattin Zaim Parkı 311 Hazardous
Cebeci Parkı 311 Hazardous

Health Advisories

For outdoor activity in green spaces — based on today's readings

⚠️
Green spaces are safe today Safe
Breathing conditions are good. Pregnant women and asthma/COPD patients can safely spend time outdoors.
→ If you want to spend time outdoors this week, prefer Sultanbeyli district.
👶
Safe for children to play in parks Safe
Air is clean. No problem with children playing in green spaces.
→ If you want to spend time outdoors this week, prefer Sultanbeyli district.
🏃
Ideal conditions for outdoor sport Safe
Suitable for all outdoor sports. Feel free to train in green areas.
→ This week Kıbrıs Barış Ormanı Parkı (AQI 16) is the best green area for sport.

This Week

Pollutant averages

PM10
36.6 µg/m³
0 HKDYY limit (24h): 50 µg/m³
PM2.5
23.2 µg/m³
SO₂
8.3 µg/m³
0 HKDYY limit (1h): 350 µg/m³
NO₂
33.1 µg/m³
0 HKDYY limit (1h): 200 µg/m³
O₃
30.5 µg/m³
0 HKDYY limit (8h): 120 µg/m³
CO
1303.5 µg/m³
0 HKDYY limit (8h): 10000 µg/m³

12-Week Trend

Weekly pollutant averages

PM10
64.6 µg/m³ ▼ 6.5
12w ago This week
PM2.5
31.6 µg/m³ ▼ 2.0
12w ago This week
SO₂
10.8 µg/m³ ▼ 5.5
12w ago This week
NO₂
56.1 µg/m³ ▼ 24.8
12w ago This week
O₃
22.9 µg/m³ ▲ 2.1
12w ago This week
CO
1412.8 µg/m³ ▼ 278.1
12w ago This week

Monthly Comparison

This month vs. same period last year

Pollutant Current Last Year Change
CO 1206.5 1617.0 -25%
NO₂ 46.8 42.5 +10%
SO₂ 9.7 17.2 -44%
PM10 41.7 47.4 -12%
PM2.5 27.5 29.7 -7%
O₃ 29.9 28.2 +6%

Stations

55 active stations

Mandıra Caddesi (Dumlupınar)
Airqoon Sensor
40.9913, 29.0579
57 PM10
34 PM2.5
Last updated: 2026-10-31T05:00:00+00:00
airQuality_aeon
Airqoon Sensor
41.0244, 29.0997
Defne Parkı (Sahrayıcedit)
Airqoon Sensor
40.9787, 29.0830
103 PM10
59 PM2.5
Last updated: 2026-10-31T05:00:00+00:00
airQuality_rora
Airqoon Sensor
41.0692, 29.0108
Şemsettin Günaltay Caddesi (19 Mayıs)
Airqoon Sensor
40.9662, 29.0867
28 PM10
19 PM2.5
97 NO₂
103 O₃
Last updated: 2026-10-31T05:00:00+00:00

Hyperlocal monitoring for İstanbul

The data on this page comes from official stations and shows a province wide average. Airqoon builds street scale sensor networks for enterprises, cities and industrial sites: Unit series devices, the real time Lens platform and public maps.

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