23
US AQI · good
Clean air — feel free to go out and ventilate.
PM2.5
5 µg/m³
Fine particulate matter — the key air-pollution indicator.
PM10
7 µg/m³
Coarse dust and airborne particles.
See also
Air quality FAQ ❓
What is the air quality in Tres Cantos now?
The US AQI is 23 — “good”. Clean air — feel free to go out and ventilate.
What are PM2.5 and PM10?
These are concentrations of particles up to 2.5 and 10 microns. The smaller the particles, the deeper they penetrate the airways.
Air quality in Tres Cantos
Air quality index in Tres Cantos (US AQI), PM2.5 and PM10 particle concentrations from Open-Meteo Air Quality. The index shows how safe the air is for walks and ventilation; high values are dangerous for allergy sufferers, children, the elderly and people with respiratory conditions. Data updates several times a day.