City report · Heilongjiang, China
Zhaozhou Air quality today
Air quality in Zhaozhou currently reads AQI 274 (Very unhealthy): Health alert — everyone should avoid long outdoor exertion.
AQI 274
Air quality right now
Very unhealthy
- PM2.5, fine particles (µg/m³)
- 200.8
- tree cover
- 7.3%
- trees in this area
- 22.9K
- more trees needed
- 118K
Measured across a 2 km radius around Zhaozhou County, Daqing, Heilongjiang, China (12.57 km²), from a satellite image of Sep 24, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
Zhaozhou · AQI 274 (Very unhealthy)
Zhaozhou's tree count comes to 22,911 trees across 12.56 km² of land, 38 points below the 45% tree-cover level considered healthy for this area, so roughly 118,320 more trees would close the gap.
Air quality detail
Air quality in Zhaozhou today: AQI 274, Very unhealthy
Main pollutant: PM2.5 · Observed Nov 11, 00:00 local time via Open-Meteo / CAMS, corrected with 4 ground-station cities within 105 km, US EPA index. Values in µg/m³.
Estimate · model corrected with 4 station cities within 105 km, e.g. Songyuan and Daqing
Health signal
Health alert — everyone should avoid long outdoor exertion.
PM2.5
200.8
PM10
57.5
NO₂
44.4
O₃
1.0
SO₂
20.3
CO
884.0
- Outdoor exercise
- Everyone should avoid long or hard exercise outdoors; sensitive groups, all outdoor exertion
- Windows
- Keep them closed
- Mask
- Wear an N95 if you go out
- Air purifier
- Run one on high
Over the last 7 days, the CAMS air-quality model put Zhaozhou's daily AQI at 79 on average, from 47 on Nov 9 to an hourly peak of 138 on Nov 11.
Where Zhaozhou stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in Zhaozhou: Critically low
7.3% tree cover against a 45% healthy-neighborhood target, across 12.56 km² of land.
Trees in this area
22,911
Target trees
141,231
More trees needed
118,320
CO₂ if planted / yr
2,603 t
Deforestation · 2001–2025
How much forest has Zhaozhou lost?
There was almost no forest around Zhaozhou 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.
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 Zhaozhou
What is the air quality (AQI) in Zhaozhou right now?
The latest reading for Zhaozhou shows an AQI of 274 (Very unhealthy), observed Nov 11, 00:00 local time via Open-Meteo / CAMS, corrected with 4 ground-station cities within 105 km, US EPA index. The main pollutant is PM2.5. Health alert — everyone should avoid long outdoor exertion.
Is it safe to exercise outside in Zhaozhou today?
At AQI 274 (Very unhealthy): everyone should avoid long or hard exercise outdoors; sensitive groups, all outdoor exertion. Windows: keep them closed. Masks: wear an N95 if you go out. The reading changes through the day, so check again before a long run or ride.
What has the air quality in Zhaozhou been like this week?
Over the last 7 days, the CAMS air-quality model put Zhaozhou's daily AQI at 79 on average, from 47 on Nov 9 to an hourly peak of 138 on Nov 11. On 1 of those days the average was above 100, unhealthy for sensitive groups.
How much forest has the area around Zhaozhou lost since 2001?
There was almost no forest around Zhaozhou 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 Zhaozhou?
Zhaozhou has an estimated 22,911 trees across the 12.56 km² of land measured — 7.3% tree cover, 38 percentage points short of the 45% tree-cover target set for this area.
How many more trees does Zhaozhou need?
Zhaozhou needs roughly 118,320 more trees to close a 38-point shortfall against its 45% tree-cover target — about 2,603 t of extra CO₂ absorbed per year once grown.
How are Zhaozhou'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 Zhaozhou County; the tree count is an estimate derived from that cover.
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