City report · Chongqing, China
Qianjiang, Chongqing Air quality today
Air quality in Qianjiang, Chongqing currently reads AQI 33 (Good): Air quality is satisfactory for everyone.
AQI 33
Air quality right now
Good
- PM2.5, fine particles (µg/m³)
- 6.4
- tree cover
- 52.1%
- trees in this area
- 163K
- more trees needed
- 0
Measured across a 2 km radius around Qianjiang District, Chongqing, China (12.57 km²), from a satellite image of Sep 1, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
Qianjiang, Chongqing · AQI 33 (Good)
Qianjiang, Chongqing's tree count comes to 163,350 trees across 12.54 km² of land, already at or above the 30% tree-cover level considered healthy for this area.
Air quality detail
Air quality in Qianjiang, Chongqing today: AQI 33, Good
Main pollutant: PM2.5 · Observed Nov 11, 18:00 local time via Open-Meteo / CAMS, corrected with 11 ground-station cities within 205 km, US EPA index. Values in µg/m³.
Estimate · model corrected with 11 station cities within 205 km, e.g. Pengshui Miao and Tujia Autonomous County, Chongqing, China and Shizhu Tujia Autonomous County, Chongqing, China
Health signal
Air quality is satisfactory for everyone.
PM2.5
6.4
PM10
12.0
NO₂
5.8
O₃
76.0
SO₂
4.1
CO
303.0
- Outdoor exercise
- A good day to be active outside
- Windows
- Open them to air the house
- Mask
- Not needed
- Air purifier
- Not needed
Over the last 7 days, the CAMS air-quality model put Qianjiang, Chongqing's daily AQI at 61 on average, from 29 on Nov 8 to an hourly peak of 104 on Nov 10.
Where Qianjiang, Chongqing stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in Qianjiang, Chongqing: Healthy tree cover
52.1% tree cover against a 30% healthy-neighborhood target, across 12.54 km² of land.
Trees in this area
163,350
Target trees
163,350
More trees needed
0
CO₂ if planted / yr
0 kg
Deforestation · 2001–2025
How much forest has Qianjiang, Chongqing lost?
Since 2001, the area within 10 km of Qianjiang, Chongqing has lost about 542 hectares of forest (about 760 football pitches): 3.6% of the forest it had in 2000. Most of it (84%) was deforestation, forest cleared for good, mainly for towns and roads.
2017: satellite photo from July 2017 of a 5 × 5 km area about 7 km southeast of the city center.
- Forest lost since 2001
- 542 haabout 760 football pitches
- Share of its forest
- 3.6%of what there was in 2000
- Cleared for good
- 454 hadeforestation: turned into farms, mines or towns
The worst year was 2008, when about 122 hectares of forest were lost.
Hectares of forest lost each year
Show the figures as a table
| Year | Cleared for good | Can grow back | Total |
|---|---|---|---|
| 2001 | 6 ha | 6 ha | 12 ha |
| 2002 | 5 ha | 10 ha | 15 ha |
| 2003 | 1 ha | 2 ha | 3 ha |
| 2004 | 5 ha | under 1 ha | 5 ha |
| 2005 | 35 ha | 2 ha | 37 ha |
| 2006 | 17 ha | 2 ha | 19 ha |
| 2007 | 1 ha | under 1 ha | 2 ha |
| 2008 | 93 ha | 29 ha | 122 ha |
| 2009 | 4 ha | 3 ha | 7 ha |
| 2010 | 97 ha | 22 ha | 118 ha |
| 2011 | 25 ha | 2 ha | 27 ha |
| 2012 | 16 ha | under 1 ha | 17 ha |
| 2013 | 7 ha | under 1 ha | 8 ha |
| 2014 | 11 ha | under 1 ha | 11 ha |
| 2015 | 8 ha | under 1 ha | 8 ha |
| 2016 | 26 ha | 2 ha | 28 ha |
| 2017 | 36 ha | under 1 ha | 37 ha |
| 2018 | 17 ha | 4 ha | 21 ha |
| 2019 | 9 ha | under 1 ha | 9 ha |
| 2020 | 3 ha | under 1 ha | 3 ha |
| 2021 | 18 ha | 1 ha | 20 ha |
| 2022 | 3 ha | under 1 ha | 3 ha |
| 2023 | 5 ha | 3 ha | 8 ha |
| 2024 | 3 ha | under 1 ha | 3 ha |
| 2025 | 2 ha | under 1 ha | 2 ha |
What is causing deforestation around Qianjiang, Chongqing?
- Towns and roadscleared for good74% · 403 ha
- Loggingcan grow back14% · 75 ha
- Farms, pasture and plantationscleared for good9.3% · 51 ha
Also: unknown causes.
Causes for 2025 are estimates, based on what caused forest loss in the same places up to 2024.
Forest gained and lost, 2000–2020
- Forest in 2000
- 25,100 ha
- Forest in 2020
- 24,500 ha
- Overall change
- −552 haless forest than in 2000
Comparing satellite maps from 2000 and 2020, the forest around Qianjiang, Chongqing shrank from about 25,100 hectares to 24,500 hectares, a net loss of about 552 hectares (−2.2%). New forest grew on about 185 hectares, but 738 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 Qianjiang, Chongqing
What is the air quality (AQI) in Qianjiang, Chongqing right now?
The latest reading for Qianjiang, Chongqing shows an AQI of 33 (Good), observed Nov 11, 18:00 local time via Open-Meteo / CAMS, corrected with 11 ground-station cities within 205 km, US EPA index. The main pollutant is PM2.5. Air quality is satisfactory for everyone.
Is it safe to exercise outside in Qianjiang, Chongqing today?
At AQI 33 (Good): a good day to be active outside. Windows: open them to air the house. Masks: not needed. The reading changes through the day, so check again before a long run or ride.
What has the air quality in Qianjiang, Chongqing been like this week?
Over the last 7 days, the CAMS air-quality model put Qianjiang, Chongqing's daily AQI at 61 on average, from 29 on Nov 8 to an hourly peak of 104 on Nov 10. No day averaged above 100, the level where the air turns unhealthy for sensitive groups.
How much forest has the area around Qianjiang, Chongqing lost since 2001?
Since 2001, the area within 10 km of Qianjiang, Chongqing has lost about 542 hectares of forest (about 760 football pitches): 3.6% of the forest it had in 2000. Most of it (84%) was deforestation, forest cleared for good, mainly for towns and roads. Comparing satellite maps from 2000 and 2020, the forest around Qianjiang, Chongqing shrank from about 25,100 hectares to 24,500 hectares, a net loss of about 552 hectares (−2.2%). New forest grew on about 185 hectares, but 738 hectares were lost.
What is the tree count in Qianjiang, Chongqing?
Qianjiang, Chongqing has an estimated 163,350 trees across the 12.54 km² of land measured — 52.1% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does Qianjiang, Chongqing need?
Qianjiang, Chongqing has already reached its tree-cover target, so no additional trees are needed to close the gap.
How are Qianjiang, Chongqing'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 Qianjiang District; the tree count is an estimate derived from that cover.
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