AQI Calculator | AirNow.gov
AQI to Concentration Calculator. DIRECTIONS: Select a pollutant, then enter the AQI value. Click on “Calculate” to see the results.
AQI Basics | AirNow.gov
The U.S. Air Quality Index (AQI) is EPA's tool for communicating about outdoor air quality and health. The AQI includes six color-coded categories, each corresponding to a range of index …
How is the AQI calculated? | US EPA - U.S. Environmental …
Jul 25, 2024 · Refer to the AQI Technical Assistance Document for equations on how to calculate the AQI from pollutant concentration. Return to Frequent Questions about AirData. Discover.
Air Quality Index (AQI) | AirNow.gov
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.
Air Quality Index (AQI) Calculation: Review and Formulas - Free …
The AQI calculation involves determining the individual AQI for each pollutant and then selecting the highest value among them to represent the overall AQI for a specific area. Here are the …
What is the air quality index (AQI)? | IQAir
Aug 4, 2018 · The Air Quality Index (AQI) is a measurement of air pollutant concentrations in ambient air pollution and their associated health risks. Air pollutants measured in AQI. There …
AQI Calculator - US EPA Scale convertor - aqicn.org
Select the pollutant for which you want to convert the concentration into AQI. Enter the pollutant concentration. (unit in -) AQI: -. -. Sensitive Groups: -. Health Effects Statements: -. Cautionary …
Air Quality Index - National Weather Service
EPA calculates the AQI for five major air pollutants regulated by the Clean Air Act: ground-level ozone, particle pollution (also known as particulate matter), carbon monoxide, sulfur dioxide, …
Air Quality Index Calculator - Online Calculators
Mar 2, 2024 · Calculate real-time air quality with the Air Quality Index Calculator. Input pollutant data like PM2.5 and receive accurate AQI readings. Ideal for monitoring air quality at home or …
An MS-Excel Based Calculator to Estimate Air Quality Index
MS Excel Based AQI Calculators. Two calculators were developed to illustrate and evaluate AQI using seven (7) methodologies from USA, EU, UK, India, China, South Korea, and Singapore.
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