Air quality now
Air quality in Los Angeles
United States
Above WHO limits — PM2.5 is 1.6× the WHO limit
🚬 Breathing this all day ≈ smoking 1.1 cigarettes
Each ball below is a pollutant measured in Los Angeles, sized against WHO safe limits — it's a snapshot of the air, not a map.
- PM2.525 µg/m³1.6×
- PM1032 µg/m³0.7×
- NO₂17 µg/m³0.7×
- O₃116 µg/m³1.2×
- SO₂6 µg/m³0.1×
- CO137 µg/m³0.0×
What you're seeing
Each ball is a pollutant measured in Los Angelesright now. The more balls of a colour, the more of that pollutant is in the air — normalised against the World Health Organization's safe limits, so a hazy city looks unmistakably denser than a clean one. Data is live from Open-Meteo / CAMS. How Polly works →
Want your own city and a hay-fever pollen view? Open the live map, or track your symptoms against the air.