{"id":3291,"date":"2025-12-13T22:20:02","date_gmt":"2025-12-13T18:50:02","guid":{"rendered":"https:\/\/hseqiran.com\/?p=3291"},"modified":"2025-12-13T22:26:36","modified_gmt":"2025-12-13T18:56:36","slug":"%d9%be%d8%a7%db%8c%d8%aa%d8%ae%d8%aa-%d8%af%d8%b1-%d9%85%d8%ad%d8%af%d9%88%d8%af%d9%87-%d8%a2%d9%84%d9%88%d8%af%da%af%db%8c-%d9%85%d8%aa%d9%88%d8%b3%d8%b7%d8%9b-%d9%87%d9%88%d8%a7%db%8c-%d8%aa%d9%87","status":"publish","type":"post","link":"https:\/\/hseqiran.com\/en\/2025\/12\/13\/%d9%be%d8%a7%db%8c%d8%aa%d8%ae%d8%aa-%d8%af%d8%b1-%d9%85%d8%ad%d8%af%d9%88%d8%af%d9%87-%d8%a2%d9%84%d9%88%d8%af%da%af%db%8c-%d9%85%d8%aa%d9%88%d8%b3%d8%b7%d8%9b-%d9%87%d9%88%d8%a7%db%8c-%d8%aa%d9%87\/","title":{"rendered":"Capital in moderate pollution range; Tehran's air quality remains \"acceptable\""},"content":{"rendered":"
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Capital in moderate pollution range; Tehran's air quality remains \"acceptable\"<\/strong><\/h4>

According to the latest official reports, Tehran's air quality has been within acceptable limits over the past 24 hours. According to the news base HSENK<\/em><\/a> According to ILNA, the average air quality index in the capital over the past 24 hours was with the dominant pollutant Particulate matter smaller than 2.5 microns (PM2.5)<\/strong> number 76<\/strong> recorded, indicating acceptable weather conditions.<\/p>

Also, a review of real-time data shows that Tehran's air quality is currently recording an index of 85<\/strong> For particulate matter pollutants less than 2.5 microns, it is still in acceptable conditions; conditions that, although not considered desirable, do not pose a serious and immediate threat to the general public.<\/p>

Tehran's air quality record since the beginning of this year<\/strong> It indicates significant fluctuations in the air pollution situation. According to published statistics, capital residents have been 6 days of clean air<\/strong> have experienced, while day of acceptable air quality(125)<\/strong> During this same period, day of unhealthy weather for sensitive groups(111)<\/strong> Reported and Tehran day of unhealthy air for all citizens(20)<\/strong> has passed. In addition, 2 days in a very unhealthy condition<\/strong> and 2 days in dangerous conditions<\/strong> has been registered.<\/p>

Based on standard definitions Air Quality Index (AQI)<\/strong>The air quality status is divided into six categories. On this scale, the numbers 0 to 50 indicates clean air<\/strong>\u060c 51 to 100 indicates acceptable or moderate weather.<\/strong>\u060c 101 to 150 Unhealthy for sensitive groups<\/strong>\u060c 151 to 200 unhealthy<\/strong>\u060c 201 to 300 Very unhealthy<\/strong> and 301 to 500 indicate hazardous conditions<\/strong> It is for the health of citizens.<\/p>

Environmental experts emphasize that although the current air quality in Tehran is within acceptable limits, the continued presence of fine pollutants, especially PM2.5 particulate matter, can affect the public health of citizens in the long term, especially children, the elderly, and heart and respiratory patients.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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