| Month | Delhi | Kolkata | Mumbai | Chennai |
|---|---|---|---|---|
| September 1, 2024 | Declared as Kerosene-free city | 62.64 | 59.70 | 15.00 |
| August 1, 2024 | Declared as Kerosene-free city | 66.13 | 63.09 | 15.00 |
| July 1, 2024 | Declared as Kerosene-free city | 64.04 | 60.91 | 15.00 |
| June 1, 2024 | Declared as Kerosene-free city | 63.98 | 60.86 | 15.00 |
| May 1, 2024 | Declared as Kerosene-free city | 69.18 | 65.91 | 15.00 |
| April 1, 2024 | Declared as Kerosene-free city | 68.48 | 65.22 | 15.00 |
| March 1, 2024 | Declared as Kerosene-free city | 68.81 | 65.55 | 15.00 |
| February 1, 2024 | Declared as Kerosene-free city | 68.27 | 65.03 | 15.00 |
| January 1, 2024 | Declared as Kerosene-free city | 69.89 | 66.61 | 15.00 |
| December 1, 2023 | Declared as Kerosene-free city | 72.32 | 68.96 | 15.00 |
| November 1, 2023 | Declared as Kerosene-free city | 77.07 | 73.57 | 15.00 |
| October 1, 2023 | Declared as Kerosene-free city | 81.23 | 77.61 | 15.00 |
| September 1, 2023 | Declared as Kerosene-free city | 76.58 | 73.09 | 15.00 |
| August 1, 2023 | Declared as Kerosene-free city | 65.56 | 62.39 | 15.00 |
| July 4, 2023 | Declared as Kerosene-free city | 60.37 | 57.36 | 15.00 |
| June 1, 2023 | Declared as Kerosene-free city | 60.19 | 57.18 | 15.00 |
| May 1, 2023 | Declared as Kerosene-free city | 65.40 | 62.25 | 15.00 |
| April 1, 2023 | Declared as Kerosene-free city | 67.91 | 64.68 | 15.00 |
| March 1, 2023 | Declared as Kerosene-free city | 75.53 | 72.09 | 15.00 |
| February 1, 2023 | Declared as Kerosene-free city | 77.94 | 74.43 | 15.00 |
| January 1, 2023 | Declared as Kerosene-free city | 74.71 | 71.30 | 15.00 |
| December 1, 2022 | Declared as Kerosene-free city | 82.83 | 79.18 | 15.00 |
| November 1, 2022 | Declared as Kerosene-free city | 83.40 | 79.73 | 15.00 |
| October 1, 2022 | Declared as Kerosene-free city | 80.62 | 77.03 | 15.00 |
| September 1, 2022 | Declared as Kerosene-free city | 84.54 | 80.84 | 15.00 |
| August 1, 2022 | Declared as Kerosene-free city | 88.51 | 84.69 | 15.00 |
| July 1, 2022 | Declared as Kerosene-free city | 101.76 | 97.56 | 15.00 |
| June 1, 2022 | Declared as Kerosene-free city | 87.38 | 83.59 | 15.00 |
| May 1, 2022 | Declared as Kerosene-free city | 82.54 | 78.90 | 15.00 |
| April 1, 2022 | Declared as Kerosene-free city | 79.62 | 76.36 | 15.00 |
| March 1, 2022 | Declared as Kerosene-free city | 64.24 | 61.38 | 15.00 |
| February 2, 2022 | Declared as Kerosene-free city | 57.09 | 54.42 | 15.00 |
| February 1, 2022 | Declared as Kerosene-free city | 54.37 | 51.78 | 15.00 |
| January 1, 2022 | Declared as Kerosene-free city | 48.55 | 46.12 | 15.00 |
| December 1, 2021 | Declared as Kerosene-free city | 51.77 | 49.26 | 15.00 |
| November 1, 2021 | Declared as Kerosene-free city | 53.04 | 50.48 | 15.00 |
| October 1, 2021 | Declared as Kerosene-free city | 45.52 | 43.17 | 15.00 |
| September 1, 2021 | Declared as Kerosene-free city | 43.53 | 41.00 | 15.00 |
| August 1, 2021 | Declared as Kerosene-free city | 45.22 | 42.64 | 15.00 |
| July 1, 2021 | Declared as Kerosene-free city | 43.78 | 41.24 | 15.00 |
| June 1, 2021 | Declared as Kerosene-free city | 41.93 | 39.45 | 15 |
| May 1, 2021 | Declared as Kerosene-free city | 39.28 | 36.87 | 15 |
| April 1, 2021 | Declared as Kerosene-free city | 39.18 | 36.78 | 15 |
| March 1, 2021 | Declared as Kerosene-free city | 37.76 | 35.35 | 15 |
| February 1, 2021 | Declared as Kerosene-free city | 34.7 | 32.37 | 15 |
| December 1, 2020 | Declared as Kerosene-free city | 28.39 | 26.25 | 15 |
| November 1, 2020 | Declared as Kerosene-free city | 26.8 | 24.71 | 15 |
| October 1, 2020 | Declared as Kerosene-free city | 25.71 | 23.65 | 15 |
| September 1, 2020 | Declared as Kerosene-free city | 27.97 | 25.84 | 13.6 |
| August 1, 2020 | Declared as Kerosene-free city | 28.66 | 26.51 | 13.6 |
| July 1, 2020 | Declared as Kerosene-free city | 26.8 | 24.7 | 13.6 |
| June 1, 2020 | Declared as Kerosene-free city | 17.29 | 15.47 | 13.6 |
| May 1, 2020 | Declared as Kerosene-free city | 15.73 | 13.96 | 13.6 |
| April 1, 2020 | Declared as Kerosene-free city | 27.85 | 25.72 | 13.6 |
| March 1, 2020 | Declared as Kerosene-free city | 38.58 | 36.15 | 13.6 |
| February 16, 2020 | Declared as Kerosene-free city | 38.82 | 36.38 | 13.6 |
| February 1, 2020 | Declared as Kerosene-free city | 38.55 | 36.12 | 13.6 |
| January 16, 2020 | Declared as Kerosene-free city | 38.28 | 35.86 | 13.6 |
| January 1, 2020 | Declared as Kerosene-free city | 32.38 | 30.12 | 15 |
| December 16, 2019 | Declared as Kerosene-free city | 37.74 | 35.33 | 13.6 |
| December 1, 2019 | Declared as Kerosene-free city | 37.47 | 35.07 | 13.6 |
| November 16, 2019 | Declared as Kerosene-free city | 37.2 | 34.81 | 13.6 |
| November 1, 2019 | Declared as Kerosene-free city | 36.93 | 34.54 | 13.6 |
| October 16, 2019 | Declared as Kerosene-free city | 36.66 | 34.28 | 13.6 |
| October 1, 2019 | Declared as Kerosene-free city | 36.39 | 34.02 | 13.6 |
| September 16, 2019 | Declared as Kerosene-free city | 35.76 | 33.76 | 13.6 |
| September 1, 2019 | Declared as Kerosene-free city | 35.49 | 33.49 | 13.6 |
| August 16, 2019 | Declared as Kerosene-free city | 35.22 | 33.23 | 13.6 |
| August 1, 2019 | Declared as Kerosene-free city | 34.95 | 32.97 | 13.6 |
| July 16, 2019 | Declared as Kerosene-free city | 34.68 | 32.71 | 13.6 |
| July 1, 2019 | Declared as Kerosene-free city | 34.41 | 32.44 | 13.6 |
| June 16, 2019 | Declared as Kerosene-free city | 34.14 | 32.18 | 13.6 |
| June 1, 2019 | Declared as Kerosene-free city | 33.87 | 31.92 | 13.6 |
| May 16, 2019 | Declared as Kerosene-free city | 33.6 | 31.66 | 13.6 |
| May 1, 2019 | Declared as Kerosene-free city | 33.33 | 31.39 | 13.6 |
| April 16, 2019 | Declared as Kerosene-free city | 33.06 | 31.13 | 13.6 |
| April 1, 2019 | Declared as Kerosene-free city | 32.79 | 30.87 | 13.6 |
| March 16, 2019 | Declared as Kerosene-free city | 32.52 | 30.6 | 13.6 |
| March 1, 2019 | Declared as Kerosene-free city | 32.24 | 30.34 | 13.6 |
| February 16, 2019 | Declared as Kerosene-free city | 31.97 | 29.5 | 13.6 |
| January 16, 2019 | Declared as Kerosene-free city | 31.43 | 28.98 | 13.6 |
| January 1, 2019 | Declared as Kerosene-free city | 31.16 | 28.71 | 13.6 |
| December 16, 2018 | Declared as Kerosene-free city | 30.89 | 28.45 | 13.6 |
| December 1, 2018 | Declared as Kerosene-free city | 30.62 | 28.19 | 13.6 |
| November 16, 2018 | Declared as Kerosene-free city | 30.35 | 27.92 | 13.6 |
| November 1, 2018 | Declared as Kerosene-free city | 30.08 | 27.66 | 13.6 |
| October 16, 2018 | Declared as Kerosene-free city | 29.82 | 27.39 | 13.6 |
| October 1, 2018 | Declared as Kerosene-free city | 29.55 | 27.13 | 13.6 |
| September 16, 2018 | Declared as Kerosene-free city | 29.28 | 26.87 | 13.6 |
| September 1, 2018 | Declared as Kerosene-free city | 29 | 26.61 | 13.6 |
| August 16, 2018 | Declared as Kerosene-free city | 28.73 | 26.34 | 13.6 |
| August 1, 2018 | Declared as Kerosene-free city | 28.46 | 26.08 | 13.6 |
| July 16, 2018 | Declared as Kerosene-free city | 28.19 | 25.82 | 13.6 |
| July 1, 2018 | Declared as Kerosene-free city | 27.92 | 25.56 | 13.6 |
| June 16, 2018 | Declared as Kerosene-free city | 27.65 | 25.29 | 13.6 |
| June 1, 2018 | Declared as Kerosene-free city | 27.38 | 25.03 | 13.6 |
| May 16, 2018 | Declared as Kerosene-free city | 27.11 | 24.77 | 13.6 |
| May 1, 2018 | Declared as Kerosene-free city | 26.84 | 24.51 | 13.6 |
| April 16, 2018 | Declared as Kerosene-free city | 26.57 | 24.23 | 13.6 |
| April 1, 2018 | Declared as Kerosene-free city | 26.3 | 23 96 | 13.6 |
| March 16, 2018 | Declared as Kerosene-free city | 26.03 | 23.7 | 13.6 |
| March 1, 2018 | Declared as Kerosene-free city | 25.75 | 23.44 | 13.6 |
| February 16, 2018 | Declared as Kerosene-free city | 25.48 | 23.17 | 13.6 |
| February 1, 2018 | Declared as Kerosene-free city | 25.21 | 22.91 | 13.6 |
| January 16, 2018 | Declared as Kerosene-free city | 24.94 | 22.65 | 13.6 |
| January 1, 2018 | Declared as Kerosene-free city | 24.67 | 22.39 | 13.6 |
| December 1, 2017 | Declared as Kerosene-free city | 24.4 | 22.12 | 13.6 |
| November 15, 2017 | Declared as Kerosene-free city | 24.4 | 21.89 | 13.6 |
| November 1, 2017 | Declared as Kerosene-free city | 24.4 | 22.53 | 13.6 |
| September 16, 2017 | Declared as Kerosene-free city | 24.17 | 22.53 | 13.6 |
| September 1, 2017 | Declared as Kerosene-free city | 23.9 | 22.27 | 13.6 |
| June 3, 2015 | No change | No change | 15.02 | No change |
| April 25, 2015 | No change | No change | 15.36 | No change |
| February 16, 2015 | 14.96 | 16 | 15.27 | 13.7 |
| December 3, 2014 | 14.96 | 16 | 15.14 | 13.7 |
| October 4, 2012 | 14.96 | 14.84 | 14.44 | 13.7 |
| April 1, 2012 | 14.83 | 14.9 | 14.1 | 13.7 |
| June 25, 2011 | 14.83 | 14.84 | 14.38 | 13.54 |
| June 26, 2010 | 12.32 | 12.72 | 12.27 | 11.41 |
| May 25, 2006 | 9.09 | 9.3 | 9.05 | 8.4 |
| April 1, 2006 | 9.09 | 9.3 | 9.05 | 8.4 |
| November 1, 2005 | 9.05 | 9.3 | 9.05 | 8.4 |
| September 1, 2005 | 9.02 | 9.3 | 9.28 | 8.4 |
| April 1, 2005 | 9.02 | 9.26 | 9.28 | 8.4 |
| November 5, 2004 | 9.02 | 9.3 | 9.26 | 8.4 |
| July 4, 2004 | 9.02 | 9.3 | 9.26 | 8.4 |
| June 16, 2004 | 9.02 | 9.3 | 9.26 | 8.4 |