Purnia AQI Today
Live AQI, a full pollutant breakdown and a 4-day forecast for Purnia, updated every 15 minutes.
The Air Quality Index in Purnia, Bihar is 231 (Poor) on India's CPCB National AQI scale, driven by PM2.5 with PM2.5 at 99 µg/m³. Updated every 15 minutes from OpenWeatherMap station data, last read .
Poor Air Quality — AQI 231
Breathing discomfort for most people on prolonged exposure. Limit time outdoors. Avoid outdoor activity and wear an N95 mask if going outside.
Updated 07:05 pm
Breathing discomfort for most people on prolonged exposure. Limit time outdoors.
PM2.5 is driving this reading — mostly combustion — vehicles, crop burning, industry and cooking fuel.
Pollutants
PM2.5
99
μg/m³
sub-index 231
PM10
112
μg/m³
sub-index 109
Ozone
48
μg/m³
sub-index 48
NO₂
8.6
μg/m³
sub-index 11
SO₂
2.7
μg/m³
sub-index 3
CO
734
μg/m³
sub-index 37
The AQI is the highest of these sub-indices, on the CPCB National AQI (India) scale. Both standards are defined over 8- and 24-hour averages; readings here are instantaneous, so treat short spikes with care.
What you should do
Move workouts indoors — a gym instead of the park
Wear an N95 mask if you go outside
Keep windows and doors closed
Run an air purifier on high
Drink plenty of water