Dalian air quality · Liaoning, China · 大连市
Clean overnight air is linked to deeper, less interrupted sleep
China AQI 27 (Excellent) in Dalian, from 10 CNEMC monitoring stations. On the US scale that is 63 (Moderate). Main pollutant: PM10.
Updated
Pollutants in Dalian
- PM2.5 · µg/m³15.8Under WHO limit
- PM10 · µg/m³26.8Under WHO limit
- NO₂ · µg/m³30.2Under WHO limit
- O₃ · µg/m³59.4
- SO₂ · µg/m³7.8Under WHO limit
- CO · mg/m³0.62
Concentrations averaged across the city's stations. WHO multiples use the 2021 24-hour guidelines.
Is it safe outside in Dalian 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 →
Dalian air quality history
Daily average, 35 days- 34average daily China AQI over 35 days
- 68worst day, 16 October
- 18cleanest day, 14 September
- 0days at Moderately Polluted or worse
The last 7 days averaged 39, about the same as the week before (39). 30 of the last 35 days were Excellent.
Nearby cities
China rankingDalian air quality: common questions
What is the AQI in Dalian right now?
The China AQI in Dalian is 27 (Excellent), based on 10 monitoring stations. The main pollutant is PM10. On the US AQI scale the same air reads 63 (Moderate).
Is it safe to go outside in Dalian 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 Dalian been recently?
Over the last 35 days with data, Dalian averaged China AQI 34. The worst day was 16 October at 68; the cleanest was 14 September at 18. 0 days were at Moderately Polluted or worse.
How does Dalian's PM2.5 compare with the WHO guideline?
PM2.5 is 16 µg/m³, about 1.1 times the World Health Organization's 24-hour guideline of 15 µg/m³.
Where does Dalian's air quality data come from?
From China National Environmental Monitoring Centre (CNEMC), using 10 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.