Questi indici sono storici e sono pubblicati periodicamente.
| Posizione | Città | Indice dell’Inquinamento | Indice dell'Inquinamento Esp. | 
|---|---|---|---|
| Lucknow (Lakhnau), India | 111,49 | 205,61 | |
| Katmandu, Nepal | 103,45 | 191,08 | |
| Karachi, Pakistan | 98,75 | 180,91 | |
| Dacca, Bangladesh | 98,05 | 177,33 | |
| Mumbai, India | 96,43 | 174,41 | |
| Calcutta (Kolkata), India | 94,20 | 173,16 | |
| Teheran, Iran | 89,90 | 168,68 | |
| Surat, India | 85,78 | 162,50 | |
| Jaipur, India | 85,63 | 166,88 | |
| Colombo, Sri Lanka | 84,37 | 152,86 | |
| Visakhapatnam, India | 79,31 | 151,82 | |
| Gurgaon, India | 77,87 | 144,91 | |
| Ludhiana, India | 77,70 | 141,53 | |
| Delhi, India | 77,19 | 136,56 | |
| Vadodara, India | 77,01 | 137,04 | |
| Chennai, India | 76,66 | 139,21 | |
| Pune, India | 76,61 | 135,19 | |
| Madurai, India | 76,44 | 135,53 | |
| Shiraz, Iran | 76,01 | 140,69 | |
| Isfahan (Esfahan), Iran | 75,29 | 157,14 | |
| Nagpur, India | 73,22 | 134,40 | |
| Meerut, India | 72,99 | 142,55 | |
| Hyderabad, India | 71,49 | 127,06 | |
| Lahore, Pakistan | 70,98 | 129,31 | |
| Islamabad, Pakistan | 68,94 | 124,05 | |
| Bangalore, India | 67,98 | 118,08 | |
| Kochi, India | 65,40 | 118,00 | |
| Vijayawada, India | 63,79 | 123,08 | |
| Coimbatore, India | 62,93 | 110,20 | |
| Ahmedabad, India | 58,79 | 108,85 | |
| Thiruvananthapuram, India | 33,33 | 68,24 |