Global Air Quality Update - Week of September 7, 2026

Live data snapshot for September 7, 2026. 217 cities tracked. Global average AQI: 66.

This week's most polluted city is Riyadh, Saudi Arabia at AQI 971. The cleanest air right now is in La Paz, Bolivia at AQI 17.

Biggest changes this week

Worsening

• Faisalabad, Pakistan: 155 → 173 AQI (+18)
• Lahore, Pakistan: 153 → 171 AQI (+18)
• Jakarta, Indonesia: 150 → 164 AQI (+14)
• Quito, Ecuador: 10 → 24 AQI (+14)
• Beijing, China: 152 → 156 AQI (+4)

Improving

• Kuwait City, Kuwait: 434 → 154 AQI (-280)
• Delhi, India: 186 → 151 AQI (-35)
• Bandung, Indonesia: 194 → 165 AQI (-29)
• Chengdu, China: 149 → 137 AQI (-12)
• Stockholm, Sweden: 25 → 19 AQI (-6)

Global average shifted from 67 to 66 (-1).

Top 10 most polluted cities right now

1. Riyadh, Saudi Arabia - AQI 971 (PM2.5 311.1 μg/m³)
2. Guangzhou, China - AQI 180 (PM2.5 35.9 μg/m³)
3. Faisalabad, Pakistan - AQI 173 (PM2.5 42.8 μg/m³)
4. Lahore, Pakistan - AQI 171 (PM2.5 51.8 μg/m³)
5. Kuala Lumpur, Malaysia - AQI 167 (PM2.5 54.1 μg/m³)
6. Bandung, Indonesia - AQI 165 (PM2.5 40.6 μg/m³)
7. Jakarta, Indonesia - AQI 164 (PM2.5 67.1 μg/m³)
8. Hanoi, Vietnam - AQI 162 (PM2.5 33.9 μg/m³)
9. Beijing, China - AQI 156 (PM2.5 40.5 μg/m³)
10. Shenzhen, China - AQI 156 (PM2.5 59.8 μg/m³)

Top 10 cleanest cities right now

1. La Paz, Bolivia - AQI 17 (PM2.5 0.5 μg/m³)
2. Stockholm, Sweden - AQI 19 (PM2.5 3.4 μg/m³)
3. Hua Hin, Thailand - AQI 19 (PM2.5 1.2 μg/m³)
4. Riga, Latvia - AQI 21 (PM2.5 4.6 μg/m³)
5. Vilnius, Lithuania - AQI 21 (PM2.5 3.7 μg/m³)
6. Minsk, Belarus - AQI 21 (PM2.5 3.3 μg/m³)
7. Kharkiv, Ukraine - AQI 21 (PM2.5 3.5 μg/m³)
8. Saint Petersburg, Russia - AQI 22 (PM2.5 7 μg/m³)
9. Pattaya, Thailand - AQI 23 (PM2.5 2.1 μg/m³)
10. Kiev, Ukraine - AQI 23 (PM2.5 3.4 μg/m³)

What is AQI?

AQI (Air Quality Index) is a 0-500 scale used by the US EPA. Below 50 is good, above 150 unhealthy, above 300 hazardous. Most damage comes from PM2.5 - fine particles that enter the bloodstream. Learn more: PM2.5 explained.

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Data: live readings refreshed every 30 minutes by atmos.today. See methodology and attribution.