Changsha air quality · Hunan, China · 长沙市
Air this clean can boost your mood and focus
China AQI 42 (Excellent) in Changsha, from 9 CNEMC monitoring stations. On the US scale that is 77 (Moderate). Main pollutant: PM10.
Updated
Pollutants in Changsha
- PM2.5 · µg/m³23.01.5× WHO limit
- PM10 · µg/m³41.6Under WHO limit
- NO₂ · µg/m³12.3Under WHO limit
- O₃ · µg/m³40.0
- SO₂ · µg/m³5.0Under WHO limit
- CO · mg/m³0.64
Concentrations averaged across the city's stations. WHO multiples use the 2021 24-hour guidelines.
Is it safe outside in Changsha right now?
Air quality is satisfactory, with essentially no air pollution.
Walking and commuting
Go aheadEnjoy it.
Running and jogging
Go aheadA great time to run outdoors.
Cycling
Go aheadRide freely.
Children playing outside
Go aheadNo limits.
Older adults and heart or lung conditions
Go aheadNo limits.
Open windows
Go aheadAir out your home.
Mask outdoors
Not neededNot needed.
Air purifier indoors
Not neededNot needed.
Based on the US EPA Air Quality Guide, applied to the current China AQI category. If you have symptoms, follow your doctor's advice.
What US AQI 51–100 means for your health →
Changsha air quality history
Daily average, 35 days- 52average daily China AQI over 35 days
- 141worst day, 13 October
- 12cleanest day, 3 October
- 0days at Moderately Polluted or worse
The last 7 days averaged 78, worse than the week before (57). 15 of the last 35 days were Excellent.
Nearby cities
China rankingChangsha air quality: common questions
What is the AQI in Changsha right now?
The China AQI in Changsha is 42 (Excellent), based on 9 monitoring stations. The main pollutant is PM10. On the US AQI scale the same air reads 77 (Moderate).
Is it safe to go outside in Changsha today?
A great time to be outside. Air quality is satisfactory, with essentially no air pollution. For runners: A great time to run outdoors.
How has air quality in Changsha been recently?
Over the last 35 days with data, Changsha averaged China AQI 52. The worst day was 13 October at 141; the cleanest was 3 October at 12. 0 days were at Moderately Polluted or worse.
How does Changsha's PM2.5 compare with the WHO guideline?
PM2.5 is 23 µg/m³, about 1.5 times the World Health Organization's 24-hour guideline of 15 µg/m³.
Where does Changsha's air quality data come from?
From China National Environmental Monitoring Centre (CNEMC), using 9 monitoring stations in and around the city. Good Air does not estimate or adjust these readings.
Source: China National Environmental Monitoring Centre (CNEMC). Readings are published by the monitoring agency and may be revised.