IIT Delhi air quality · Delhi, Delhi NCR
Even healthy adults can feel symptoms quickly in air like this
US AQI 407 (Hazardous) at the IITM monitor in IIT Delhi, Delhi, the 27th highest of 81 Delhi NCR monitors reporting. India's official NAQI (CPCB) 425 (Severe). Main pollutant: PM10.
Updated
Last 24 hours: worst 908 at 8 am yesterday, best 171 at 1 pm yesterday (US AQI)
Pollutants at IIT Delhi
- PM2.5 · µg/m³23015.3× WHO limit
- PM10 · µg/m³52011.6× WHO limit
- NO₂ · µg/m³24.7Under WHO limit
- O₃ · µg/m³24.5
- CO · mg/m³2.39
This hour's readings at this monitor. WHO multiples use the 2021 24-hour guidelines.
Where IIT Delhi ranks in Delhi NCR
- 27thmost polluted of 81 Delhi NCR monitors right now
- 29thof 68 NCR monitors, 6 to 19 October 2026 (average NAQI 169)
- 224average US AQI, last 30 days
- 325Delhi's city figure now
In our study of every Delhi NCR monitor from 6 to 19 October 2026, IIT Delhi ranked 29th of 68 and 17th of 45 in Delhi, with a mean daily NAQI (CPCB's index) of 169, against 152 in mid-September. Its daily NAQI was above 200 (Poor) on 3 of the 14 days. See the full ranking.
Most polluted right now: Sector 110 932 · Sector 39 824 · Teri Gram 677 · North Campus, DU 665 · Chandni Chowk 664.
Is it safe outside in IIT Delhi right now?
Health warning of emergency conditions: everyone is more likely to be affected.
Walking and commuting
AvoidStay indoors. Postpone non-essential trips.
Running and jogging
AvoidSkip strenuous exercise, even indoors if the air inside is not filtered.
Cycling
AvoidAvoid riding outdoors.
Children playing outside
AvoidKeep children indoors in a room with filtered air.
Older adults and heart or lung conditions
AvoidStay indoors with filtered air and seek care if symptoms appear.
Open windows
AvoidSeal gaps around doors and windows if you can.
Mask outdoors
EssentialN95 or FFP2 mask essential outdoors.
Air purifier indoors
EssentialRun a HEPA purifier on high in a closed room.
Based on the US EPA Air Quality Guide, applied to the current US AQI category. If you have symptoms, follow your doctor's advice.
When the air is worst in IIT Delhi
Last 7 days, India timeOver the last 7 days, the air at this monitor was worst from 8 am to 11 am (average US AQI 464) and cleanest from 4 pm to 7 pm (289). Plan walks, runs and open windows for the cleaner hours.
IIT Delhi air quality, last 24 hours
Hourly US AQI, 15 of 24 hours, India timeIn the last 24 hours the US AQI at this monitor was highest at 8 am yesterday (908, Hazardous) and lowest at 1 pm yesterday (171, Unhealthy).
IIT Delhi air quality, last 30 days
Daily average, 28 days- 224average US AQI
- 471worst day, 5 November
- 75cleanest day, 30 October
- 22days above 150 (Unhealthy or worse)
Nearby monitors
All of DelhiThe most polluted areas of Delhi NCR, ranked →
IIT Delhi air quality: common questions
What is the AQI in IIT Delhi right now?
The US AQI at the IITM monitor in IIT Delhi, Delhi is 407 (Hazardous), the 27th highest of 81 Delhi NCR monitors reporting. Over the last 24 hours it ranged from 171 (1 pm yesterday) to 908 (8 am yesterday). The main pollutant is PM10. The same air reads India's official NAQI (CPCB) 425 (Severe).
What time is the air worst in IIT Delhi?
Over the last 7 days, from 8 am to 11 am India time, when the monitor averaged 464. The cleanest stretch was 4 pm to 7 pm, at 289.
Is IIT Delhi one of the most polluted areas in Delhi NCR?
From 6 to 19 October 2026, IIT Delhi ranked 29th of 68 Delhi NCR monitors by mean daily NAQI, CPCB's index (169), and 17th of 45 in Delhi. Right now it is 27th of 81. See the full ranking.
How has IIT Delhi's air been over the last 30 days?
The monitor averaged a US AQI of 224 over 28 days with data. The worst day was 5 November at 471 and the cleanest 30 October at 75. 22 days were above 150 (Unhealthy or worse).
Where does IIT Delhi's air quality data come from?
From the continuous monitoring station run by the Indian Institute of Tropical Meteorology (IITM) in CPCB's national network. Good Air shows the US EPA AQI worked out from those readings, and CPCB's own National Air Quality Index (NAQI) beside it. Good Air does not estimate or adjust the readings.
Source: Indian Institute of Tropical Meteorology (IITM), via CPCB's national monitoring network. One monitor shows the air around it, which can differ from a few streets away. Readings are published by the monitoring agency and may be revised.