Air Pollution – Brief Analysis for July 2023 - Section 1 – Data Analysis for period Jan 2022 to July 2023

• Air quality is poorer in Delhi as compared to Korba in July 2023 • The overall data for Korba shows that Korba Air is more polluted than Delhi for longer durations in the year. [...] • With favourable weather conditions July 2023 AQI has decreased in Korba while it has increased in Delhi as compared to July 2022 • The different colour bands in the graph respond to the AQI categories as stated in the NAAQs (More later in the document) Monthly Average HI - Different Cities Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan-23 Feb-23 Mar-23 Apr-23 May-23 Jun-23 Jul-23 Korba 19 2. [...] The smaller the size of the particles, the easier for it to enter the air stream of the body and cause more impact. [...] In none of the months did any of the cities meet the higher Indian standard with Delhi touching the standard only in August 2022. [...] The numbers in the map show the Average and Maximum AQI for each location along with the device number.