Lanzhou air quality · Gansu, China · 兰州市
Clear air is not just pleasant, it is preventive health
China AQI 46 (Excellent) in Lanzhou, from 6 CNEMC monitoring stations. On the US scale that is 71 (Moderate). Main pollutant: PM10.
Updated
Pollutants in Lanzhou
- PM2.5 · µg/m³19.7Under WHO limit
- PM10 · µg/m³45.8Under WHO limit
- NO₂ · µg/m³13.5Under WHO limit
- O₃ · µg/m³86.0
- SO₂ · µg/m³10.5Under WHO limit
- CO · mg/m³0.32
Concentrations averaged across the city's stations. WHO multiples use the 2021 24-hour guidelines.
Is it safe outside in Lanzhou 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 →
Lanzhou air quality history
Daily average, 35 days- 47average daily China AQI over 35 days
- 90worst day, 3 October
- 27cleanest day, 16 October
- 0days at Moderately Polluted or worse
The last 7 days averaged 44, better than the week before (56). 21 of the last 35 days were Excellent.
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China rankingLanzhou air quality: common questions
What is the AQI in Lanzhou right now?
The China AQI in Lanzhou is 46 (Excellent), based on 6 monitoring stations. The main pollutant is PM10. On the US AQI scale the same air reads 71 (Moderate).
Is it safe to go outside in Lanzhou 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 Lanzhou been recently?
Over the last 35 days with data, Lanzhou averaged China AQI 47. The worst day was 3 October at 90; the cleanest was 16 October at 27. 0 days were at Moderately Polluted or worse.
How does Lanzhou's PM2.5 compare with the WHO guideline?
PM2.5 is 20 µg/m³, about 1.3 times the World Health Organization's 24-hour guideline of 15 µg/m³.
Where does Lanzhou's air quality data come from?
From China National Environmental Monitoring Centre (CNEMC), using 6 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.