What is the normal AQI in Delhi?

Air quality index of Delhi is generally Moderate (101–200) level between January to September, and then it drastically deteriorates to Very Poor (301–400), Severe (401–500) or Hazardous (500+) levels during October to December due to various factors including stubble burning, road dust, vehicle pollution and cold …

What is normal AQI air quality?

AQI values below 100 are generally thought of as satisfactory. AQI values near or just above 100 indicate air quality is considered to be unhealthy for certain sensitive groups of people. Higher AQI values indicate the air quality is unhealthy for everyone. For more information on the AQI visit EPA’s AIRNow website.

What is the normal AQI in India?

About the Air Quality and Pollution Measurement:

AQI Air Pollution Level
0 – 50 Good
51 -100 Moderate
101-150 Unhealthy for Sensitive Groups
151-200 Unhealthy

What is good level of AQI?

Air Quality Index Scale and Color Legend

AQI Air Pollution Level
0 – 50 Good
51 -100 Moderate
101-150 Unhealthy for Sensitive Groups
151-200 Unhealthy
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Is AQI 1000 Bad?

AQI values lower than 50 are considered good. … Anything over 300 is deemed “hazardous.” New Delhi’s AQI hit about 1,000 in the early morning hours Thursday, the worst conditions found just south of Safdarjung Airport.

What are symptoms of bad air quality?

What symptoms are often linked to poor indoor air quality?

  • Dryness and irritation of the eyes, nose, throat, and skin.
  • Headache.
  • Fatigue.
  • Shortness of breath.
  • Hypersensitivity and allergies.
  • Sinus congestion.
  • Coughing and sneezing.
  • Dizziness.

Which Indian city has best air quality?

10 cities with the cleanest air in India

Rank City PM2.5’s 2019 average (µg/m³)
1 Satna (Madhya Pradesh) 15.5
2 Kumbhori (Maharashtra) 20.3
3 Haldia (West Bengal) 25.9
4 Tirupati (Andhra Pradesh) 26.4

Which city has the cleanest air in India?

Real-time India Cleanest city ranking

# city US AQI
1 Tarakeswar, West Bengal 2
2 Allahabad, Uttar Pradesh 6
3 Ramnagar, Uttar Pradesh 10
4 Barjora, West Bengal 11

Which city has best AQI in world?

World major city air quality ranking

# city US AQI
1 Lahore, Pakistan 193
2 Dhaka, Bangladesh 157
3 Johannesburg, South Africa 139
4 Dubai, United Arab Emirates 138

What does AQI 153 mean?

Think of the AQI as a yardstick that runs from 0 to 500. The higher the AQI value, the greater the level of air pollution and the greater the health concern. For example, an AQI value of 50 or below represents good air quality, while an AQI value over 300 represents hazardous air quality.

What are the six levels of air quality?

These six pollutants are carbon monoxide, lead, nitrogen oxides, ground-level ozone, particle pollution (often referred to as particulate matter), and sulfur oxides.

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What does AQI 999 mean?

A hazardous AQI means that everyone may experience more serious health effects. Under hazardous AQI, people are advised to avoid all outdoor exertions. … At AQI 999, the presence of Carbon Monoxide (CO) in the air might hover around the fatal level of 90.

Has there ever been a 500 AQI?

“An AQI of 500 is exceptionally high. … The higher the AQI value, the greater the level of air pollution and the greater the health concern. “The kind of air quality you are breathing depends on the concentrations of pollutants such as PM 2.5 or PM 10.

What city has the worst pollution?

Rankings: 25 Most Polluted Cities in the World in 2021

  1. Lahore, Pakistan. Annual Average AQI: 177.
  2. Ghaziabad, India.
  3. Delhi, India.
  4. Aguascalientes, Mexico.
  5. New Delhi, India.
  6. Lucknow, India.
  7. Muzaffarnagar, India.
  8. Dhaka, Bangladesh.