REAL-TIME AIR POLLUTION MONITORING
London AQI Today
Live Air Quality Index (AQI), PM2.5, PM10, and atmospheric pollution levels for London, England. Calibrated to official CPCB and US EPA standards.
STATION COORDS: 51.5074° N, -0.1278° E•DATA SOURCE: CPCB / NOAA AIR SENSORS•HOURLY REAL-TIME UPDATE
🇮🇳 INDIAN CPCB NAQI STANDARDPRIMARY SCALE
17
Good
Calculated using Central Pollution Control Board piecewise linear interpolation over PM2.5 and PM10 particulate concentrations.
PROMINENT POLLUTANT: PM2.5SCALE: 0 – 500
🇺🇸 US EPA STANDARD (2024 REVISED)GLOBAL BENCHMARK
53
Moderate
Calibrated with revised 2024 US EPA annual PM2.5 health thresholds for international environmental monitoring.
TARGET PM2.5: ≤ 9.0 µg/m³SCALE: 0 – 500
London Atmospheric Pollutant Breakdown
PM2.5 PARTICLES
10.3 µg/m³
Fine Respirable Matter
PM10 PARTICLES
14.6 µg/m³
Inhalable Dust / Ash
OZONE (O₃)
33 µg/m³
Surface Ground Ozone
NO₂ NITROGEN
25.6 µg/m³
Vehicular Exhaust
SO₂ SULPHUR
3.1 µg/m³
Industrial Emissions
CO CARBON
199 µg/m³
Combustion Byproduct
Health Advisory & Actionable Precautions for London
HEALTH IMPACT ASSESSMENT
Air quality is satisfactory. Normal outdoor activities are safe for all individuals.
MASK RECOMMENDATION
No mask required for general population.
INDOOR VENTILATION
Natural ventilation and open windows are safe.