City report · Gansu, China
Jinchang Air quality today
Air quality in Jinchang currently reads AQI 71 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
Air quality right now
AQI 71
Moderate
- PM2.5, fine particles (µg/m³)
- 17.4
- tree cover
- 10.4%
- trees in this area
- 32.6K
- more trees needed
- 61.5K
Measured across a 2 km radius around Jinchuan District, Jinchang, Gansu, China (12.57 km²), from a satellite image of Sep 18, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
Jinchang · AQI 71 (Moderate)
Jinchang's tree count comes to 32,640 trees across 12.56 km² of land, 20 points below the 30% tree-cover level considered healthy for this area, so roughly 61,514 more trees would close the gap.
Air quality detail
Air quality in Jinchang today: AQI 71, Moderate
Main pollutant: PM2.5 · Observed Nov 11, 03:00 local time via Open-Meteo / CAMS, corrected with 2 ground-station cities within 225 km, US EPA index. Values in µg/m³.
Estimate · model corrected with 2 station cities within 225 km, e.g. Wuwei and Xining
Health signal
Unusually sensitive people should consider limiting long outdoor exertion.
PM2.5
17.4
PM10
14.4
NO₂
38.9
O₃
10.0
SO₂
4.3
CO
368.0
- 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 Jinchang's daily AQI at 62 on average, from 54 on Nov 10 to an hourly peak of 89 on Nov 5.
Where Jinchang stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in Jinchang: Critically low
10.4% tree cover against a 30% healthy-neighborhood target, across 12.56 km² of land.
Trees in this area
32,640
Target trees
94,154
More trees needed
61,514
CO₂ if planted / yr
1,353 t
Deforestation · 2001–2025
How much forest has Jinchang lost?
There was almost no forest around Jinchang 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 September 2017 of a 5 × 5 km area in the city center.
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. Images: contains modified Copernicus Sentinel data. How it's measured
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Frequently asked
Questions about Jinchang
What is the air quality (AQI) in Jinchang right now?
The latest reading for Jinchang shows an AQI of 71 (Moderate), observed Nov 11, 03:00 local time via Open-Meteo / CAMS, corrected with 2 ground-station cities within 225 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 Jinchang today?
At AQI 71 (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 Jinchang been like this week?
Over the last 7 days, the CAMS air-quality model put Jinchang's daily AQI at 62 on average, from 54 on Nov 10 to an hourly peak of 89 on Nov 5. No day averaged above 100, the level where the air turns unhealthy for sensitive groups.
How much forest has the area around Jinchang lost since 2001?
There was almost no forest around Jinchang 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.
What is the tree count in Jinchang?
Jinchang has an estimated 32,640 trees across the 12.56 km² of land measured — 10.4% tree cover, 20 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Jinchang need?
Jinchang needs roughly 61,514 more trees to close a 20-point shortfall against its 30% tree-cover target — about 1,353 t of extra CO₂ absorbed per year once grown.
How are Jinchang'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 Jinchuan District; the tree count is an estimate derived from that cover.
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