Karnataka Nitrogen Dioxide (NO₂) Level
India
See Air Quality ofKarnataka
Karnataka
Do you know NO2 can create impaired atmospheric visibility can increase atmospheric heat? It happens as its concentrations absorb the visible radiation in the atmosphere.
Most Polluted Cities 2026
India
Analyze the real-time most air polluted cities in the country.
Standard Value
1.
Ranchi, Jharkhand
Poor
9xabove Standard
2.
Dhanbad, Jharkhand
Poor
8xabove Standard
3.
Siliguri, West Bengal
Poor
8xabove Standard
4.
Darjeeling, West Bengal
Poor
7xabove Standard
5.
Raiganj, West Bengal
Poor
7xabove Standard
6.
Gangtok, Sikkim
Poor
6xabove Standard
7.
Kakinada, Andhra Pradesh
Poor
6xabove Standard
8.
Visakhapatnam, Andhra Pradesh
Moderate
6xabove Standard
9.
Ujjain, Madhya Pradesh
Moderate
6xabove Standard
10.
Kaithal, Haryana
Moderate
5xabove Standard
Last Updated: 18 Jul 2026, 11:36 PM
AQI City RankingsUncovering the Sources of Nitrogen Dioxide (NO₂): Where Does It Come From?
Explosives and welding
Release during high-temperature processes.Lighting
Emissions from certain types of lighting.Power-generating plants
Emissions from fossil fuels burning for electricity.Road traffic
Overall contributions from vehicles on the road.Motor vehicles
Exhaust gases from cars and trucks.Short-Term NO₂ Exposure Impacts

Coughing
Regular cough due to airways irritations.
Wheezing
More whistling sound while breathing,
Difficulty in breathing
Shortness of breath and reduced lung function.
Reduce smelling ability
Decreased sense of smell due to irritation.Why you should care about Nitrogen Dioxide (NO₂)?
Know More About NO₂ Sensor