Sanmenxia air quality · Henan, China · 三门峡市
Your lungs have an easier day when the air stays this clean
China AQI 23 (Excellent) in Sanmenxia, from 4 CNEMC monitoring stations. On the US scale that is 52 (Moderate). Main pollutant: PM10.
Updated
Pollutants in Sanmenxia
- PM2.5 · µg/m³9.5Under WHO limit
- PM10 · µg/m³22.8Under WHO limit
- NO₂ · µg/m³12.0Under WHO limit
- O₃ · µg/m³51.5
- SO₂ · µg/m³7.8Under WHO limit
- CO · mg/m³0.38
Concentrations averaged across the city's stations. WHO multiples use the 2021 24-hour guidelines.
Is it safe outside in Sanmenxia 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 →
Sanmenxia air quality history
Daily average, 35 days- 42average daily China AQI over 35 days
- 83worst day, 10 October
- 20cleanest day, 17 October
- 0days at Moderately Polluted or worse
The last 7 days averaged 39, better than the week before (56). 26 of the last 35 days were Excellent.
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China rankingSanmenxia air quality: common questions
What is the AQI in Sanmenxia right now?
The China AQI in Sanmenxia is 23 (Excellent), based on 4 monitoring stations. The main pollutant is PM10. On the US AQI scale the same air reads 52 (Moderate).
Is it safe to go outside in Sanmenxia 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 Sanmenxia been recently?
Over the last 35 days with data, Sanmenxia averaged China AQI 42. The worst day was 10 October at 83; the cleanest was 17 October at 20. 0 days were at Moderately Polluted or worse.
Where does Sanmenxia's air quality data come from?
From China National Environmental Monitoring Centre (CNEMC), using 4 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.