Zhengzhou air quality · Henan, China · 郑州市
Traffic-side streets may read higher than the nearest station
China AQI 53 (Good) in Zhengzhou, from 11 CNEMC monitoring stations. On the US scale that is 94 (Moderate). Main pollutant: PM10.
Updated
Pollutants in Zhengzhou
- PM2.5 · µg/m³32.42.2× WHO limit
- PM10 · µg/m³53.0Under WHO limit
- NO₂ · µg/m³33.6Under WHO limit
- O₃ · µg/m³37.5
- SO₂ · µg/m³4.6Under WHO limit
- CO · mg/m³0.41
Concentrations averaged across the city's stations. WHO multiples use the 2021 24-hour guidelines.
Is it safe outside in Zhengzhou right now?
Air quality is acceptable, though a few unusually sensitive people may be affected.
Walking and commuting
Go aheadFine for everyone.
Running and jogging
Take careFine for most; unusually sensitive people should ease the pace.
Cycling
Go aheadFine for everyone.
Children playing outside
Go aheadNo limits for most children.
Older adults and heart or lung conditions
Take careWatch for symptoms such as coughing or breathlessness.
Open windows
Go aheadFine to ventilate.
Mask outdoors
Not neededNot needed.
Air purifier indoors
Not neededOptional.
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 →
Zhengzhou air quality history
Daily average, 35 days- 61average daily China AQI over 35 days
- 129worst day, 11 October
- 28cleanest day, 17 October
- 0days at Moderately Polluted or worse
The last 7 days averaged 62, better than the week before (78). 15 of the last 35 days were Excellent.
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China rankingZhengzhou air quality: common questions
What is the AQI in Zhengzhou right now?
The China AQI in Zhengzhou is 53 (Good), based on 11 monitoring stations. The main pollutant is PM10. On the US AQI scale the same air reads 94 (Moderate).
Is it safe to go outside in Zhengzhou today?
Fine for most people. Air quality is acceptable, though a few unusually sensitive people may be affected. For runners: Fine for most; unusually sensitive people should ease the pace.
How has air quality in Zhengzhou been recently?
Over the last 35 days with data, Zhengzhou averaged China AQI 61. The worst day was 11 October at 129; the cleanest was 17 October at 28. 0 days were at Moderately Polluted or worse.
How does Zhengzhou's PM2.5 compare with the WHO guideline?
PM2.5 is 32 µg/m³, about 2.2 times the World Health Organization's 24-hour guideline of 15 µg/m³.
Where does Zhengzhou's air quality data come from?
From China National Environmental Monitoring Centre (CNEMC), using 11 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.