Tehran air quality on November 20, 1402 / Tehran air quality index is at number 101 and unhealthy
News code:
519482
According to the announcement of the Tehran Air Quality Control Company, today, Saturday, November 20, 1402, the air quality index is at number 101, which is unhealthy.
According to Moj news agency, average Air quality in Tehran It is currently in unhealthy conditions for sensitive groups.
On November 20, 1402, the pollutant index of the capital’s air is “suspended particles less than 2.5 microns” with an average of 101, and on November 19, 1402, the same pollutant has an average of 104. “Unhealthy for sensitive groups” based on the Air Quality Index (AQI), which is divided into five categories.
People with heart or lung disease, the elderly, and children are advised to reduce prolonged or vigorous outdoor activities because these air quality conditions are potentially hazardous.
AQI is divided into five categories: 0-50 “clean” air, 51-100 “acceptable (healthy) or average” air, 101-150 “unhealthy for sensitive groups”, 151-200 “unhealthy for all”, 201 – 300 “very unhealthy” and 301-500 “dangerous”.