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.
Get air quality data where you live. ; Air Quality Index Scale ; 0 - 50. Good ; 51 - 100. Moderate ; 101 - 150. Unhealthy for Sensitive Groups (USG) ; 151 - 200.
People also ask
What is the normal range for the air quality index?
AQI values at or below 100 are generally thought of as satisfactory. When AQI values are above 100, air quality is unhealthy: at first for certain sensitive groups of people, then for everyone as AQI values get higher.
What index is good for air quality?
Name | Index Value |
Good | 0 to 50 |
Moderate | 51 to 100 |
Unhealthy for Sensitive Groups | 101 to 150 |
Unhealthy | 151 to 200 |
What is the air quality in DC today?
Day | Pollution level | Temperature |
Today | Moderate 92 AQI US | 51.8° 32° |
Friday, Feb 2 | Good 43 AQI US | 46.4° 35.6° |
Saturday, Feb 3 | Good 30 AQI US | 46.4° 32° |
Sunday, Feb 4 | Good 38 AQI US | 48.2° 33.8° |
What does air quality index mean?
The Air Quality Index (AQI) is used for reporting daily air quality. It tells you how clean or polluted your air is, and what associated health effects might be a concern for you.
The Air Quality Index (AQI) tells you how clean or polluted your outdoor air is and the associated health effects that may be of concern.