Sector 25 air quality · Chandigarh, Chandigarh
Diwali fireworks and crop burning can combine into the worst days of the year
US AQI 313 (Hazardous) at the CPCC monitor in Sector 25, Chandigarh, the 1st highest of 3 Chandigarh monitors reporting. India's official NAQI (CPCB) 386 (Very Poor). Main pollutant: PM2.5.
Updated
Last 24 hours: worst 398 at 10 pm yesterday, best 114 at 7 am yesterday (US AQI)
Pollutants at Sector 25
- PM2.5 · µg/m³23215.4× WHO limit
- PM10 · µg/m³3658.1× WHO limit
- NO₂ · µg/m³30.3Under WHO limit
- O₃ · µg/m³0.7
- SO₂ · µg/m³3.9Under WHO limit
- CO · mg/m³0.95
This hour's readings at this monitor. WHO multiples use the 2021 24-hour guidelines.
Where Sector 25 ranks in Chandigarh
- 1stmost polluted of 3 Chandigarh monitors right now
- 112average US AQI, last 30 days
- 229Chandigarh's city figure now
Most polluted right now: Sector 25 313 · Sector 53 202 · Sector 22 184.
Is it safe outside in Sector 25 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 Sector 25
Last 7 days, India timeOver the last 7 days, the air at this monitor was worst from 8 pm to 11 pm (average US AQI 342) and cleanest from 2 pm to 5 pm (102). Plan walks, runs and open windows for the cleaner hours.
Sector 25 air quality, last 24 hours
Hourly US AQI, 23 of 24 hours, India timeIn the last 24 hours the US AQI at this monitor was highest at 10 pm yesterday (398, Hazardous) and lowest at 7 am yesterday (114, Unhealthy for Sensitive Groups).
Sector 25 air quality, last 30 days
Daily average, 28 days- 112average US AQI
- 270worst day, 8 November
- 60cleanest day, 11 October
- 3days above 150 (Unhealthy or worse)
Nearby monitors
All of ChandigarhSector 25 air quality: common questions
What is the AQI in Sector 25 right now?
The US AQI at the CPCC monitor in Sector 25, Chandigarh is 313 (Hazardous), the 1st highest of 3 Chandigarh monitors reporting. Over the last 24 hours it ranged from 114 (7 am yesterday) to 398 (10 pm yesterday). The main pollutant is PM2.5. The same air reads India's official NAQI (CPCB) 386 (Very Poor).
What time is the air worst in Sector 25?
Over the last 7 days, from 8 pm to 11 pm India time, when the monitor averaged 342. The cleanest stretch was 2 pm to 5 pm, at 102.
How has Sector 25's air been over the last 30 days?
The monitor averaged a US AQI of 112 over 28 days with data. The worst day was 8 November at 270 and the cleanest 11 October at 60. 3 days were above 150 (Unhealthy or worse).
Where does Sector 25's air quality data come from?
From the continuous monitoring station run by the Chandigarh Pollution Control Committee (CPCC) 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: Chandigarh Pollution Control Committee (CPCC), 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.