City report · Henan, China
Puyang, Henan Air quality today
Air quality in Puyang, Henan currently reads AQI 83 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
AQI 83
Air quality right now
Moderate
- PM2.5, fine particles (µg/m³)
- 27.1
- tree cover
- 15.9%
- trees in this area
- 49.9K
- more trees needed
- 44.3K
Measured across a 2 km radius around Hualong District, Puyang, Henan, China (12.57 km²), from a satellite image of Sep 23, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
Puyang, Henan · AQI 83 (Moderate)
Puyang, Henan's tree count comes to 49,901 trees across 12.56 km² of land, 14 points below the 30% tree-cover level considered healthy for this area, so roughly 44,252 more trees would close the gap.
Air quality detail
Air quality in Puyang, Henan today: AQI 83, Moderate
Main pollutant: PM2.5 · Observed Nov 11, 17:00 local time via Open-Meteo / CAMS, corrected with 9 ground-station cities within 145 km, US EPA index. Values in µg/m³.
Estimate · model corrected with 9 station cities within 145 km, e.g. Heze and Anyang
Health signal
Unusually sensitive people should consider limiting long outdoor exertion.
PM2.5
27.1
PM10
28.8
NO₂
17.5
O₃
71.0
SO₂
6.6
CO
440.0
- Outdoor exercise
- Fine for most people; unusually sensitive people should take long or hard exercise easier
- Windows
- Fine to open; close them if you are sensitive to pollution
- Mask
- Not needed for most people
- Air purifier
- Worth running if you are sensitive
Over the last 7 days, the CAMS air-quality model put Puyang, Henan's daily AQI at 108 on average, from 70 on Nov 8 to an hourly peak of 165 on Nov 6.
Where Puyang, Henan stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in Puyang, Henan: Critically low
15.9% tree cover against a 30% healthy-neighborhood target, across 12.56 km² of land.
Trees in this area
49,901
Target trees
94,153
More trees needed
44,252
CO₂ if planted / yr
973.5 t
Deforestation · 2001–2025
How much forest has Puyang, Henan lost?
There was almost no forest around Puyang, Henan in 2000, so there has been almost nothing to lose since. Only fairly dense woodland counts as forest in these maps, so scattered street and garden trees don't show up here.
2017: satellite photo from June 2017 of a 5 × 5 km area in the city center.
Forest gained and lost, 2000–2020
- Forest in 2000
- 744 ha
- Forest in 2020
- 1,770 ha
- Overall change
- +1,030 hamore forest than in 2000
Comparing satellite maps from 2000 and 2020, the forest around Puyang, Henan grew from about 744 hectares to 1,770 hectares, a net gain of about 1,030 hectares (+138%). New forest grew on about 1,030 hectares, while under 1 hectare was lost.
These 2000 and 2020 maps, from the University of Maryland, count any land with trees taller than 5 m as forest, including plantations and orchards. Forest that was cut or burned and had grown back by 2020 counts in both years, so the loss here is smaller than the yearly figures.
These figures cover everything within 10 km of the city center, a wider area than the report above, because forest is usually lost at a city's edges.
Source: Hansen/UMD/Google/USGS/NASA, Global Forest Change (GFC-2025-v1.13); causes: WRI/Google DeepMind drivers of forest loss; both CC BY 4.0, summed by Airleaf for each area. Forest gained and lost 2000–2020: Potapov et al. 2022, UMD GLAD Global Land Cover and Land Use Change, CC BY 4.0. Images: contains modified Copernicus Sentinel data. How it's measured
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Frequently asked
Questions about Puyang, Henan
What is the air quality (AQI) in Puyang, Henan right now?
The latest reading for Puyang, Henan shows an AQI of 83 (Moderate), observed Nov 11, 17:00 local time via Open-Meteo / CAMS, corrected with 9 ground-station cities within 145 km, US EPA index. The main pollutant is PM2.5. Unusually sensitive people should consider limiting long outdoor exertion.
Is it safe to exercise outside in Puyang, Henan today?
At AQI 83 (Moderate): fine for most people; unusually sensitive people should take long or hard exercise easier. Windows: fine to open; close them if you are sensitive to pollution. Masks: not needed for most people. The reading changes through the day, so check again before a long run or ride.
What has the air quality in Puyang, Henan been like this week?
Over the last 7 days, the CAMS air-quality model put Puyang, Henan's daily AQI at 108 on average, from 70 on Nov 8 to an hourly peak of 165 on Nov 6. On 4 of those days the average was above 100, unhealthy for sensitive groups.
How much forest has the area around Puyang, Henan lost since 2001?
There was almost no forest around Puyang, Henan in 2000, so there has been almost nothing to lose since. Only fairly dense woodland counts as forest in these maps, so scattered street and garden trees don't show up here. Comparing satellite maps from 2000 and 2020, the forest around Puyang, Henan grew from about 744 hectares to 1,770 hectares, a net gain of about 1,030 hectares (+138%). New forest grew on about 1,030 hectares, while under 1 hectare was lost.
What is the tree count in Puyang, Henan?
Puyang, Henan has an estimated 49,901 trees across the 12.56 km² of land measured — 15.9% tree cover, 14 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Puyang, Henan need?
Puyang, Henan needs roughly 44,252 more trees to close a 14-point shortfall against its 30% tree-cover target — about 973.5 t of extra CO₂ absorbed per year once grown.
How are Puyang, Henan's air quality and tree cover measured?
Air quality comes from ground monitoring stations via OpenAQ where one reports nearby, and otherwise, as here, from the Open-Meteo / CAMS model, which may differ from street-level monitors. Tree cover is measured from Sentinel-2 L2A (ESA Copernicus) via Earth Search satellite imagery at 10 m detail across a 2 km radius around Hualong District; the tree count is an estimate derived from that cover.
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