History
Every station since its first reading
621 stations in 313 cities, from January 2009. Pick a city for its long view, or a station for hourly detail.
Cities with the longest records
Yearly PM2.5 mean; faded years had under 75% of days measured. The dashed line is India's annual limit, 40 µg/m³.
Delhi60 stations
91µg/m³ in 2025Poor
Since 2009Mumbai31 stations
42µg/m³ in 2025Satisfactory
Since 2015Kolkata7 stations
42µg/m³ in 2025Satisfactory
Since 2016Chennai9 stations
32µg/m³ in 2025Satisfactory
Since 2015Bengaluru14 stations
28µg/m³ in 2025Good
Since 2015Hyderabad14 stations
34µg/m³ in 2025Satisfactory
Since 2015Pune13 stations
42µg/m³ in 2025Satisfactory
Since 2015Lucknow7 stations
52µg/m³ in 2025Satisfactory
Since 2015Ahmedabad9 stations
45µg/m³ in 2025Satisfactory
Since 2015Patna6 stations
50µg/m³ in 2025Satisfactory
Since 2015Varanasi4 stations
28µg/m³ in 2025Good
Since 2013Agra6 stations
41µg/m³ in 2025Satisfactory
Since 2016All cities by state
The number is the city's PM2.5 mean in its last complete year with 75% or more of days measured.
Andhra Pradesh
Arunachal Pradesh
Bihar
Chandigarh
Delhi
Gujarat
Haryana
Himachal Pradesh
Jammu and Kashmir
Jharkhand
Karnataka
Madhya Pradesh
Maharashtra
- Ahmednagar40
- Akola33
- Amravati32
- Aurangabad35
- Badlapur40
- Beed–
- Belapur33
- Bhiwandi41
- Boisar33
- Chandrapur33
- Dhule48
- Dombivli–
- Hingoli–
- Jalgaon42
- Jalna52
- Kalyan28
- Kolhapur30
- Latur33
- Mahad36
- Malegaon52
- Mira-Bhayandar42
- Mumbai42
- Nagpur42
- Nanded37
- Nashik36
- Navi Mumbai35
- Parbhani52
- Pimpri-Chinchwad41
- Pune42
- Sangli33
- Satara–
- Solapur32
- Thane30
- Ulhasnagar42
- Virar31
Manipur
Meghalaya
Mizoram
Nagaland
Odisha
Puducherry
Rajasthan
- Ajmer42
- Alwar33
- Banswara38
- Baran31
- Barmer27
- Bharatpur36
- Bhilwara41
- Bhiwadi74
- Bikaner40
- Bundi38
- Chittorgarh40
- Churu42
- Dausa39
- Dholpur64
- Dungarpur37
- Hanumangarh48
- Jaipur50
- Jaisalmer34
- Jalore35
- Jhalawar38
- Jhunjhunu39
- Jodhpur35
- Karauli42
- Kota48
- Nagaur39
- Pali57
- Pratapgarh31
- Rajsamand31
- Sawai Madhopur36
- Sikar45
- Sirohi26
- Sri Ganganagar56
- Tonk52
- Udaipur44