City report · Inner Mongolia, China
Wuda Air quality today
Air quality in Wuda currently reads AQI 174 (Unhealthy): Everyone should limit long outdoor exertion; sensitive groups more so.
AQI 174
Air quality right now
Unhealthy
- PM2.5, fine particles (µg/m³)
- 88.4
- tree cover
- 6.1%
- trees in this area
- 19.1K
- more trees needed
- 106K
Measured across a 2 km radius around Ud District, Wuhai, Inner Mongolia, China (12.57 km²), from a satellite image of Sep 25, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
Wuda · AQI 174 (Unhealthy)
Wuda's tree count comes to 19,125 trees across 12.54 km² of land, 34 points below the 40% tree-cover level considered healthy for this area, so roughly 106,287 more trees would close the gap.
Air quality detail
Air quality in Wuda today: AQI 174, Unhealthy
Main pollutant: PM2.5 · Observed Nov 12, 01:00 local time via World Air Quality Index Project ground stations, US EPA index. Values in µg/m³.
Ground station · Forestry Bureau, Wuhai (乌海市林业局), 23.5 km away
Health signal
Everyone should limit long outdoor exertion; sensitive groups more so.
PM2.5
88.4
PM10
119.7
NO₂
—
O₃
—
SO₂
—
CO
—
Data: World Air Quality Index Project
- Outdoor exercise
- Everyone should cut down long or hard exercise; sensitive groups should avoid it
- Windows
- Keep them closed
- Mask
- Wear an N95 outdoors
- Air purifier
- Run one
Over the last 7 days, the CAMS air-quality model put Wuda's daily AQI at 74 on average, from 67 on Nov 8 to an hourly peak of 124 on Nov 6.
Where Wuda stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in Wuda: Critically low
6.1% tree cover against a 40% healthy-neighborhood target, across 12.54 km² of land.
Trees in this area
19,125
Target trees
125,412
More trees needed
106,287
CO₂ if planted / yr
2,338 t
Deforestation · 2001–2025
How much forest has Wuda lost?
There was almost no forest around Wuda 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.
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 Wuda
What is the air quality (AQI) in Wuda right now?
The latest reading for Wuda shows an AQI of 174 (Unhealthy), measured Nov 12, 01:00 local time by the Forestry Bureau, Wuhai (乌海市林业局) ground monitoring station, 23.5 km away, via OpenAQ. The main pollutant is PM2.5. Everyone should limit long outdoor exertion; sensitive groups more so.
Is it safe to exercise outside in Wuda today?
At AQI 174 (Unhealthy): everyone should cut down long or hard exercise; sensitive groups should avoid it. Windows: keep them closed. Masks: wear an N95 outdoors. The reading changes through the day, so check again before a long run or ride.
What has the air quality in Wuda been like this week?
Over the last 7 days, the CAMS air-quality model put Wuda's daily AQI at 74 on average, from 67 on Nov 8 to an hourly peak of 124 on Nov 6. No day averaged above 100, the level where the air turns unhealthy for sensitive groups.
How much forest has the area around Wuda lost since 2001?
There was almost no forest around Wuda 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 Wuda?
Wuda has an estimated 19,125 trees across the 12.54 km² of land measured — 6.1% tree cover, 34 percentage points short of the 40% tree-cover target set for this area.
How many more trees does Wuda need?
Wuda needs roughly 106,287 more trees to close a 34-point shortfall against its 40% tree-cover target — about 2,338 t of extra CO₂ absorbed per year once grown.
How are Wuda's air quality and tree cover measured?
Air quality is measured by ground monitoring stations near Ud District, via OpenAQ; the 7-day trend is the Open-Meteo / CAMS model's estimate. 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 Ud District; the tree count is an estimate derived from that cover.
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