NIH Narela air quality · Delhi, Delhi NCR
Calm, cold air keeps pollution pressed close to the ground on days like this
US AQI 256 (Very Unhealthy) at the DPCC monitor in NIH Narela, Delhi, the 59th highest of 81 Delhi NCR monitors reporting. India's official NAQI (CPCB) 347 (Very Poor). Main pollutant: PM2.5.
Updated
Last 24 hours: worst 948 at midnight yesterday, best 212 at 6 pm yesterday (US AQI)
Pollutants at NIH Narela
- PM2.5 · µg/m³18112.1× WHO limit
- PM10 · µg/m³2696.0× WHO limit
- NO₂ · µg/m³52.72.1× WHO limit
- SO₂ · µg/m³7.5Under WHO limit
- CO · mg/m³3.49
This hour's readings at this monitor. WHO multiples use the 2021 24-hour guidelines.
Where NIH Narela ranks in Delhi NCR
- 59thmost polluted of 81 Delhi NCR monitors right now
- 212average US AQI, last 30 days
- 325Delhi's city figure now
This monitor started reporting after our October study, so it is not in that ranking yet. See the study.
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 NIH Narela right now?
Health alert: the risk of health effects is increased for everyone.
Walking and commuting
LimitOnly essential trips. Wear a well-fitted N95 or FFP2 mask outdoors.
Running and jogging
AvoidRun indoors only, with windows closed.
Cycling
AvoidAvoid riding outdoors.
Children playing outside
AvoidKeep children indoors. Cancel outdoor sports and assemblies.
Older adults and heart or lung conditions
AvoidStay indoors with filtered air.
Open windows
AvoidKeep windows and doors closed.
Mask outdoors
EssentialN95 or FFP2 mask strongly advised for any time outdoors.
Air purifier indoors
EssentialRun a HEPA purifier on high with windows closed.
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 NIH Narela
Last 7 days, India timeOver the last 7 days, the air at this monitor was worst from midnight to 3 am (average US AQI 436) and cleanest from 4 pm to 7 pm (242). Plan walks, runs and open windows for the cleaner hours.
NIH Narela air quality, last 24 hours
Hourly US AQI, 17 of 24 hours, India timeIn the last 24 hours the US AQI at this monitor was highest at midnight yesterday (948, Hazardous) and lowest at 6 pm yesterday (212, Very Unhealthy).
NIH Narela air quality, last 30 days
Daily average, 27 days- 212average US AQI
- 402worst day, 8 November
- 96cleanest day, 12 October
- 22days above 150 (Unhealthy or worse)
Nearby monitors
All of DelhiThe most polluted areas of Delhi NCR, ranked →
NIH Narela air quality: common questions
What is the AQI in NIH Narela right now?
The US AQI at the DPCC monitor in NIH Narela, Delhi is 256 (Very Unhealthy), the 59th highest of 81 Delhi NCR monitors reporting. Over the last 24 hours it ranged from 212 (6 pm yesterday) to 948 (midnight yesterday). The main pollutant is PM2.5. The same air reads India's official NAQI (CPCB) 347 (Very Poor).
What time is the air worst in NIH Narela?
Over the last 7 days, from midnight to 3 am India time, when the monitor averaged 436. The cleanest stretch was 4 pm to 7 pm, at 242.
How has NIH Narela's air been over the last 30 days?
The monitor averaged a US AQI of 212 over 27 days with data. The worst day was 8 November at 402 and the cleanest 12 October at 96. 22 days were above 150 (Unhealthy or worse).
Where does NIH Narela's air quality data come from?
From the continuous monitoring station run by the Delhi Pollution Control Committee (DPCC) 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: Delhi Pollution Control Committee (DPCC), 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.