Unhealthy air quality index

The AQI is an index 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. Air Quality Index , or AQI. EPA and local offi-cials use the AQI to provide simple information about your local air quality , how unhealthy air may affect you, and how you can protect your health. The daily of the index are used to convey to the public an estimate of air pollution level.

An air quality index ( AQI ) is used by government agencies to communicate to the public how polluted the air currently is or how polluted it is forecast to become. Public health risks increase as the AQI rises. What is a good air quality index?

You’ve probably heard the words “code red” air quality , especially if you live in or near an urban area. How is AQI calculated? Knowing what the color codes mean can help you protect your health and the health of your loved ones. Unhealthy Air Days Show Long-Term Improvement. A value in the unhealthy range, above the national air quality standard for any pollutant, is of concern first for sensitive groups, then for everyone as the AQI value increases.

The Environmental Protection Agency (EPA) has developed an air quality index which gives us a quick sense of how polluted the air is. The values range from 0-500. Keep track of the most polluted cities in the world with our air quality index (AQI) ranking.

The entire population is more likely to be affected. The air we breathe can have a big effect on heart and brain health. Polluted air , such as smog or wildfire smoke, can lead to heart disease and trigger heart attacks and strokes especially in people already at risk.

Learn how air quality is tied to cardiovascular disease and how you can stay healthy indoors and out doors. Get real-time, historical and forecast PM2. Read the air pollution in Pattaya, Thailand with AirVisual. Poor air quality is responsible for an estimated 60premature deaths in the United. Each dot on the map represents an air monitoring station, click on a dot for station specific data.

The color of the dot is determined by the current local air quality and comparison to the health effects category table. We classify conditions unhealthy for sensitive groups if. It is used to report on the most common ambient air pollutants that are regulated under the Clean Air Act: ground-level ozone, particle pollution (PM and PM ), carbon monoxide (CO), nitrogen dioxide (NO 2), and sulfur dioxide (SO 2).

An AQI value is given for each monitoring site and pollutant. The overall AQI for a site is the highest index value of any of the pollutants. Monitoring air quality is important because polluted air can be bad for our health—and the health of the environment. Ground-level ozone, the main part of smog, and particle pollution are just two of the many threats to air quality and public health in the United States.

Air quality is a measure of how clean or polluted the air is. It reflects the air pollutant with the highest reading in the monitoring network. The map below provides information for each monitoring site in the network.

Clicking on a specific site will take you to a new window where you can access current day and five-day hourly AQI.