City report · Anhui, China
Suzhou, Anhui Air quality today
Air quality in Suzhou, Anhui currently reads AQI 111 (Unhealthy for sensitive groups): Sensitive groups should limit long or intense outdoor activity.
Air quality right now
AQI 111
Unhealthy for sensitive groups
- PM2.5, fine particles (µg/m³)
- 41.3
- tree cover
- 18.7%
- trees in this area
- 58.7K
- more trees needed
- 51.2K
Measured across a 2 km radius around Yongqiao District, Suzhou, Anhui, China (12.57 km²), from a satellite image of Aug 31, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
Suzhou, Anhui · AQI 111 (Unhealthy for sensitive groups)
Suzhou, Anhui's tree count comes to 58,689 trees across 12.56 km² of land, 16 points below the 35% tree-cover level considered healthy for this area, so roughly 51,157 more trees would close the gap.
Air quality detail
Air quality in Suzhou, Anhui today: AQI 111, Unhealthy for sensitive groups
Main pollutant: PM2.5 · Observed Nov 11, 05:00 local time via Open-Meteo / CAMS, corrected with 5 ground-station cities within 105 km, US EPA index. Values in µg/m³.
Estimate · model corrected with 5 station cities within 105 km, e.g. Huaibei and Xuzhou
Health signal
Sensitive groups should limit long or intense outdoor activity.
PM2.5
41.3
PM10
54.2
NO₂
42.3
O₃
9.0
SO₂
4.7
CO
619.0
- Outdoor exercise
- Children, older adults and people with asthma or heart disease should cut down long or hard exercise
- Windows
- Close them to keep the outside air out
- Mask
- Sensitive groups: an N95 outdoors
- Air purifier
- Run one, especially in bedrooms
Over the last 7 days, the CAMS air-quality model put Suzhou, Anhui's daily AQI at 111 on average, from 65 on Nov 8 to an hourly peak of 204 on Nov 6.
Where Suzhou, Anhui stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in Suzhou, Anhui: Critically low
18.7% tree cover against a 35% healthy-neighborhood target, across 12.56 km² of land.
Trees in this area
58,689
Target trees
109,846
More trees needed
51,157
CO₂ if planted / yr
1,125 t
Deforestation · 2001–2025
How much forest has Suzhou, Anhui lost?
There was almost no forest around Suzhou, Anhui 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 July 2017 of a 5 × 5 km area in the city center.
Forest gained and lost, 2000–2020
- Forest in 2000
- 142 ha
- Forest in 2020
- 367 ha
- Overall change
- +225 hamore forest than in 2000
Comparing satellite maps from 2000 and 2020, the forest around Suzhou, Anhui grew from about 142 hectares to 367 hectares, a net gain of about 225 hectares (+158%). New forest grew on about 227 hectares, while 2 hectares were 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 Suzhou, Anhui
What is the air quality (AQI) in Suzhou, Anhui right now?
The latest reading for Suzhou, Anhui shows an AQI of 111 (Unhealthy for sensitive groups), observed Nov 11, 05:00 local time via Open-Meteo / CAMS, corrected with 5 ground-station cities within 105 km, US EPA index. The main pollutant is PM2.5. Sensitive groups should limit long or intense outdoor activity.
Is it safe to exercise outside in Suzhou, Anhui today?
At AQI 111 (Unhealthy for sensitive groups): children, older adults and people with asthma or heart disease should cut down long or hard exercise. Windows: close them to keep the outside air out. Masks: sensitive groups: an N95 outdoors. The reading changes through the day, so check again before a long run or ride.
What has the air quality in Suzhou, Anhui been like this week?
Over the last 7 days, the CAMS air-quality model put Suzhou, Anhui's daily AQI at 111 on average, from 65 on Nov 8 to an hourly peak of 204 on Nov 6. On 5 of those days the average was above 100, unhealthy for sensitive groups.
How much forest has the area around Suzhou, Anhui lost since 2001?
There was almost no forest around Suzhou, Anhui 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 Suzhou, Anhui grew from about 142 hectares to 367 hectares, a net gain of about 225 hectares (+158%). New forest grew on about 227 hectares, while 2 hectares were lost.
What is the tree count in Suzhou, Anhui?
Suzhou, Anhui has an estimated 58,689 trees across the 12.56 km² of land measured — 18.7% tree cover, 16 percentage points short of the 35% tree-cover target set for this area.
How many more trees does Suzhou, Anhui need?
Suzhou, Anhui needs roughly 51,157 more trees to close a 16-point shortfall against its 35% tree-cover target — about 1,125 t of extra CO₂ absorbed per year once grown.
How are Suzhou, Anhui'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 Yongqiao District; the tree count is an estimate derived from that cover.
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