Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Tamil Nadu
Air quality index (AQI) and PM2.5 air pollution in Tamil Nadu
LIVE AQI CITY RANKING
Real-time Tamil Nadu
Most polluted city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Coimbatore | 84 |
| 2 | Sivakasi | 67 |
| 3 | Vellore | 66 |
| 4 | Gummidipundi | 62 |
| 5 | Irugur | 58 |
| 6 | Ooty | 56 |
| 7 | Tirunelveli | 56 |
| 8 | Karur | 54 |
| 9 | Salem | 53 |
| 10 | Cuddalore | 52 |
(local time)
SEE WORLD AQI RANKINGAIR QUALITY DATA CONTRIBUTORS
5 Contributors
See all
LIVE AQI CITY RANKING
Real-time Tamil Nadu
Cleanest city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Madurai | 13 |
| 2 | Ramanathapuram | 14 |
| 3 | Puliyur | 17 |
| 4 | Ariyalur | 32 |
| 5 | Karambakkudi | 33 |
| 6 | Chennai | 37 |
| 7 | Arimalam | 46 |
| 8 | Cuddalore | 52 |
| 9 | Salem | 53 |
| 10 | Karur | 54 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
Good
Moderate
Unhealthy for sensitive groups
Unhealthy
Very unhealthy
Hazardous
News
The latest air quality news and resources.
Tamil Nadu air quality data attribution
5Contributors
- Central Pollution Control Board
16 stations
- Tamil Nadu Pollution Control Board
1 station
3 Government Contributors
- Johnsanthosh
1 station
Non-profit organization Contributor
- Prasad
1 station
Individual Contributor
Which is the most polluted city in Tamil Nadu?
- Coimbatore 84
- Sivakasi 67
- Vellore 66
- Arakkonam 63
- Dusi 63
- Kanchipuram 63
- Sholinghur 63
- Thiruthani 63
- Tiruvallur 63
- Arcot 62
- Avadi 62
- Cheyyar 62
- Gummidipundi 62
- Kalavai 62
- Katpadi 62
- Madambakkam 62
- Nandambakkam 62
- Pallipattu 62
- Peranamallur 62
- Poonamalle 62
- Sriperumbudur 62
- Tinnanur 62
- Uttiramerur 62
- Vandalur 62
- Vellanur 62
- Walajapet 62
- Wallajahbad 62
- Alandur 61
- Ambattur 61
- Arni 61
- Chetput 61
- Chingleput 61
- Chinnasekkadu 61
- Desur 61
- Guduvancheri 61
- Madipakkam 61
- Manali 61
- Manappakkam 61
- Naravarikuppam 61
- Odugattur 61
- Pallavaram 61
- Pallikondai 61
- Perungudi 61
- Polur 61
- Porur 61
- Puduvayal 61
- Saint Thomas Mount 61
- Singapperumalkovil 61
- Tambaram 61
- Vandavasi 61
- Vengavasal 61
- Alangayam 60
- Ambur 60
- Gandhi Nagar 60
- George Town 60
- Gudiyatham 60
- Hosur 60
- Injambakkam 60
- Jalarpet 60
- Karumbakkam 60
- Kattivakkam 60
- Madurantakam 60
- Minjur 60
- Neelankarai 60
- Palavakkam 60
- Pennathur 60
- Peranampattu 60
- Ponneri 60
- Tiruvottiyur 60
- Vaniyambadi 60
- Chengam 59
- Denkanikota 59
- Gingee 59
- Kaveripatnam 59
- Kelamangalam 59
- Krishnagiri 59
- Kunnattur 59
- Nangilickondan 59
- Seven Pagodas 59
- Tindivanam 59
- Tiruvannamalai 59
- Vettavalam 59
- Alagapuram 58
- Harur 58
- Irugur 58
- Manalurpettai 58
- Marandahalli 58
- Palakkodu 58
- Papparappatti 58
- Tirukkoyilur 58
- Vikravandi 58
- Cheyyur 57
- Chinna Salem 57
- Dharmapuri 57
- Kallakkurichchi 57
- Valavanur 57
- Villupuram 57
- Ammapettai 56
- Ayyampettai 56
- Jayamkondacholapuram 56
- Kumbakonam 56
- Lalgudi 56
- Mallapuram 56
- Marakkanam 56
- Mattur 56
- Needamangalam 56
- Ooty 56
- Pallippatti 56
- Panruti 56
- Papanasam 56
- Papireddippatti 56
- Pennadam 56
- Pennagaram 56
- Perambalur 56
- Pullambadi 56
- Srimushnam 56
- Swamimalai 56
- Thirukattupalli 56
- Thiruvaiyaru 56
- Thiruvidaimaruthur 56
- Tirunelveli 56
- Valangaiman 56
- Vallam 56
- Vriddhachalam 56
- Aduthurai 55
- Alangudi 55
- Annavasal 55
- Arumbavur 55
- Attayyampatti 55
- Attur 55
- Auroville 55
- Belur 55
- Gangavalli 55
- Idappadi 55
- Ilampillai 55
- Iluppur 55
- Jalakandapuram 55
- Konganapuram 55
- Koothanallur 55
- Koradachcheri 55
- Madukkur 55
- Mallasamudram 55
- Mallur 55
- Mannargudi 55
- Mettur 55
- Namagiripettai 55
- Nangavalli 55
- Omalur 55
- Pattukkottai 55
- Peravurani 55
- Pudukkottai 55
- Taramangalam 55
- Tiruchirappalli 55
- Turaiyur 55
- Uppiliyapuram 55
- Viraganur 55
- Adirampattinam 54
- Alanganallur 54
- Anthiyur 54
- Arantangi 54
- Bhavani 54
- Erode 54
- Kanadukattan 54
- Karur 54
- Kil Bhuvanagiri 54
- Kilvelur 54
- Kottaiyur 54
- Kulittalai 54
- Kurinjippadi 54
- Manapparai 54
- Mayiladuthurai 54
- Melur 54
- Mettuppalaiyam 54
- Musiri 54
- Muttupet 54
- Nannilam 54
- Nattam 54
- Nellikkuppam 54
- Palamedu 54
- Pallattur 54
- Ponnamaravati 54
- Rasipuram 54
- Tanjore 54
- Tattayyangarpettai 54
- Thiruvarur 54
- Tiruchengode 54
- Tirupparangunram 54
- V.S.K.Valasai (Dindigul-Dist.) 54
- Vadippatti 54
- Alappakkam 53
- Annamalainagar 53
- Chidambaram 53
- Colachel 53
- Dindigul 53
- Elumalai 53
- Eraniel 53
- Erumaippatti 53
- Gobichettipalayam 53
- Kallupatti 53
- Karaikkudi 53
- Kariapatti 53
- Kattupputtur 53
- Kuzhithurai 53
- Manavalakurichi 53
- Mohanur 53
- Namakkal 53
- Nattarasankottai 53
- Negapatam 53
- Nilakottai 53
- Padmanabhapuram 53
- Perundurai 53
- Puduppatti 53
- Salem 53
- Sirkazhi 53
- Sivaganga 53
- Tiruppuvanam 53
- Usilampatti 53
- Vadamadurai 53
- Velur 53
- Andippatti 52
- Bodinayakkanur 52
- Chennimalai 52
- Chinnamanur 52
- Cuddalore 52
- Cumbum 52
- Devadanappatti 52
- Devakottai 52
- Gudalur 52
- Kanniyakumari 52
- Kodumudi 52
- Kombai 52
- Manamadurai 52
- Nagercoil 52
- Nambiyur 52
- Peraiyur 52
- Periyakulam 52
- Sathyamangalam 52
- Sivagiri 52
- Suchindram 52
- Teni 52
- Tharangambadi 52
- Tirumullaivasal 52
- Uttamapalaiyam 52
- Vattalkundu 52
- Vedasandur 52
- Velankanni 52
- Vijayapuri 52
- Virudunagar 52
- Aruppukkottai 51
- Mangalam 51
- Pallappatti 51
- Punjai Puliyampatti 51
- Srivilliputhur 51
- Uttukkuli 51
- Kotagiri 50
- Masinigudi 50
- Tiruttangal 50
- Annur 49
- Aruvankad 49
- Avinashi 49
- Kodaikanal 49
- Mulanur 49
- Naduvattam 49
- Rajapalaiyam 49
- Sirumugai 49
- Vedaraniyam 49
- Wellington 49
- Kangayam 48
- Mettupalayam 48
- Tiruppur 48
- Ayakudi 47
- Dharapuram 47
- Karamadai 47
- Palani 47
- Arimalam 46
- Cholapuram 46
- Kiranur 46
- Kumaralingam 46
- Palladam 46
- Periyanayakkanpalaiyam 46
- Sattur 46
- Valparai 46
- Abiramam 45
- Anamalais 45
- Chettipalaiyam 45
- Dhali 45
- Kamuthi 45
- Madukkarai 45
- Paramagudi 45
- Periyanegamam 45
- Periyapatti 45
- Perur 45
- Pollachi 45
- Singanallur 45
- Sulur 45
- Udumalaippettai 45
- Vadakku Valliyur 45
- Vettaikkaranpudur 45
- Nambutalai 44
- Pudur 44
- Tisaiyanvilai 44
- Tondi 44
- Vasudevanallur 44
- Kalakkadu 43
- Puliyangudi 43
- Ambasamudram 42
- Elayirampannai 42
- Kadayanallur 42
- Kallidaikurichi 42
- Kuttalam 42
- Mudukulattur 42
- Nanguneri 42
- Sathankulam 42
- Thenkasi 42
- Udangudi 42
- Alangulam 41
- Ettaiyapuram 41
- Kalugumalai 41
- Kovilpatti 41
- Surandai 41
- Tiruchchendur 41
- Tiruppalaikudi 41
- Vadakku Viravanallur 41
- Vilattikulam 41
- Alwa Tirunagari 40
- Arumuganeri 40
- Eral 40
- Gangaikondan 40
- Kadambur 40
- Kayalpattinam 40
- Kayattar 40
- Korampallam 40
- Kulattur 40
- Sayalkudi 40
- Srivaikuntam 40
- Thoothukudi 40
- Keelakarai 38
- Periyapattinam 38
- Chennai 37
- Mandapam 37
- Rameswaram 36
- Karambakkudi 33
- Ariyalur 32
- Puliyur 17
- Ramanathapuram 14
- Madurai 13
AQI US, Metric