Aya Nagar air quality · Delhi, Delhi NCR
Postpone everything outdoors that can wait
US AQI 467 (Hazardous) at the IITM monitor in Aya Nagar, Delhi, the 15th highest of 80 Delhi NCR monitors reporting. India's official NAQI (CPCB) 424 (Severe). Main pollutant: PM2.5.
Updated
Last 24 hours: worst 1804 at 2 am yesterday, best 182 at 1 pm yesterday (US AQI)
Pollutants at Aya Nagar
- PM2.5 · µg/m³30920.6× WHO limit
- PM10 · µg/m³4179.3× WHO limit
- NO₂ · µg/m³62.02.5× WHO limit
- O₃ · µg/m³5.4
- CO · mg/m³0.83
This hour's readings at this monitor. WHO multiples use the 2021 24-hour guidelines.
Where Aya Nagar ranks in Delhi NCR
- 15thmost polluted of 80 Delhi NCR monitors right now
- 57thof 68 NCR monitors, 6 to 19 October 2026 (average NAQI 131)
- 202average US AQI, last 30 days
- 324Delhi's city figure now
In our study of every Delhi NCR monitor from 6 to 19 October 2026, Aya Nagar ranked 57th of 68 and 37th of 45 in Delhi, with a mean daily NAQI (CPCB's index) of 131, against 107 in mid-September. Its daily NAQI was above 200 (Poor) on 0 of the 14 days. See the full ranking.
Most polluted right now: Sector 110 976 · Sector 39 888 · Teri Gram 715 · Pusa (IITM) 709 · Chandni Chowk 664.
Is it safe outside in Aya Nagar 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 Aya Nagar
Last 7 days, India timeOver the last 7 days, the air at this monitor was worst from 2 am to 5 am (average US AQI 526) and cleanest from 4 pm to 7 pm (234). Plan walks, runs and open windows for the cleaner hours.
Aya Nagar air quality, last 24 hours
Hourly US AQI, 21 of 24 hours, India timeIn the last 24 hours the US AQI at this monitor was highest at 2 am yesterday (1804, Hazardous) and lowest at 1 pm yesterday (182, Unhealthy).
Aya Nagar air quality, last 30 days
Daily average, 28 days- 202average US AQI
- 572worst day, 8 November
- 95cleanest day, 30 October
- 20days above 150 (Unhealthy or worse)
Nearby monitors
All of DelhiThe most polluted areas of Delhi NCR, ranked →
Aya Nagar air quality: common questions
What is the AQI in Aya Nagar right now?
The US AQI at the IITM monitor in Aya Nagar, Delhi is 467 (Hazardous), the 15th highest of 80 Delhi NCR monitors reporting. Over the last 24 hours it ranged from 182 (1 pm yesterday) to 1804 (2 am yesterday). The main pollutant is PM2.5. The same air reads India's official NAQI (CPCB) 424 (Severe).
What time is the air worst in Aya Nagar?
Over the last 7 days, from 2 am to 5 am India time, when the monitor averaged 526. The cleanest stretch was 4 pm to 7 pm, at 234.
Is Aya Nagar one of the most polluted areas in Delhi NCR?
From 6 to 19 October 2026, Aya Nagar ranked 57th of 68 Delhi NCR monitors by mean daily NAQI, CPCB's index (131), and 37th of 45 in Delhi. Right now it is 15th of 80. See the full ranking.
How has Aya Nagar's air been over the last 30 days?
The monitor averaged a US AQI of 202 over 28 days with data. The worst day was 8 November at 572 and the cleanest 30 October at 95. 20 days were above 150 (Unhealthy or worse).
Where does Aya Nagar'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.