City report · Santiago Metropolitan, Chile
Maipú Air quality today
Air quality in Maipú currently reads AQI 70 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
Air quality right now
AQI 70
Moderate
- PM2.5, fine particles (µg/m³)
- 22.8
- tree cover
- 8.4%
- trees in this area
- 26.4K
- more trees needed
- 67.9K
Measured across a 2 km radius around Maipú, Maipu, Santiago Metropolitan Region, Chile (12.57 km²), from a satellite image of Mar 13, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
Maipú · AQI 70 (Moderate)
Maipú's tree count comes to 26,389 trees across 12.57 km², 22 points below the 30% tree-cover level considered healthy for this area, so roughly 67,858 more trees would close the gap.
Air quality detail
Air quality in Maipú today: AQI 70, Moderate
Main pollutant: PM2.5 · Observed Nov 10, 22:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.
Model estimate · no ground station nearby
Health signal
Unusually sensitive people should consider limiting long outdoor exertion.
PM2.5
22.8
PM10
23.2
NO₂
65.7
O₃
18.0
SO₂
23.2
CO
867.0
- 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 Maipú's daily AQI at 71 on average, from 44 on Nov 6 to an hourly peak of 130 on Nov 5.
Where Maipú stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in Maipú: Critically low
8.4% tree cover against a 30% healthy-neighborhood target, across 12.57 km².
Trees in this area
26,389
Target trees
94,247
More trees needed
67,858
CO₂ if planted / yr
1,493 t
Deforestation · 2001–2025
How much forest has Maipú lost?
Since 2001, the area within 10 km of Maipú has lost about 28 hectares of forest (about 39 football pitches): 12% of the forest it had in 2000. Most of it (87%) was deforestation, forest cleared for good, mainly for farms, pasture and plantations.
2017: satellite photo from March 2017 of a 5 × 5 km area in the city center.
- Forest lost since 2001
- 28 haabout 39 football pitches
- Share of its forest
- 12%of what there was in 2000
- Cleared for good
- 25 hadeforestation: turned into farms, mines or towns
The worst year was 2005, when about 8 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 | under 1 ha | under 1 ha | under 1 ha |
| 2002 | under 1 ha | under 1 ha | under 1 ha |
| 2003 | under 1 ha | under 1 ha | under 1 ha |
| 2004 | 1 ha | under 1 ha | 1 ha |
| 2005 | 8 ha | under 1 ha | 8 ha |
| 2006 | 3 ha | under 1 ha | 4 ha |
| 2007 | under 1 ha | under 1 ha | under 1 ha |
| 2008 | under 1 ha | under 1 ha | under 1 ha |
| 2009 | 2 ha | under 1 ha | 2 ha |
| 2010 | 4 ha | under 1 ha | 5 ha |
| 2011 | under 1 ha | under 1 ha | 1 ha |
| 2012 | 1 ha | under 1 ha | 2 ha |
| 2013 | under 1 ha | under 1 ha | under 1 ha |
| 2014 | under 1 ha | under 1 ha | under 1 ha |
| 2015 | under 1 ha | under 1 ha | under 1 ha |
| 2016 | 1 ha | under 1 ha | 1 ha |
| 2017 | under 1 ha | under 1 ha | under 1 ha |
| 2018 | under 1 ha | under 1 ha | under 1 ha |
| 2019 | under 1 ha | under 1 ha | under 1 ha |
| 2020 | under 1 ha | under 1 ha | under 1 ha |
| 2021 | under 1 ha | under 1 ha | under 1 ha |
| 2022 | under 1 ha | under 1 ha | under 1 ha |
| 2023 | under 1 ha | under 1 ha | under 1 ha |
| 2024 | under 1 ha | under 1 ha | under 1 ha |
| 2025 | under 1 ha | under 1 ha | under 1 ha |
What is causing deforestation around Maipú?
- Farms, pasture and plantationscleared for good69% · 20 ha
- Towns and roadscleared for good16% · 5 ha
- Mining and energycleared for good1.4% · under 1 ha
Also: unknown causes.
Causes for 2025 are estimates, based on what caused forest loss in the same places up to 2024.
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 Maipú
What is the air quality (AQI) in Maipú right now?
The latest reading for Maipú shows an AQI of 70 (Moderate), observed Nov 10, 22:00 local time via Open-Meteo / CAMS, 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 Maipú today?
At AQI 70 (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 Maipú been like this week?
Over the last 7 days, the CAMS air-quality model put Maipú's daily AQI at 71 on average, from 44 on Nov 6 to an hourly peak of 130 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 Maipú lost since 2001?
Since 2001, the area within 10 km of Maipú has lost about 28 hectares of forest (about 39 football pitches): 12% of the forest it had in 2000. Most of it (87%) was deforestation, forest cleared for good, mainly for farms, pasture and plantations.
What is the tree count in Maipú?
Maipú has an estimated 26,389 trees across the 12.57 km² measured — 8.4% tree cover, 22 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Maipú need?
Maipú needs roughly 67,858 more trees to close a 22-point shortfall against its 30% tree-cover target — about 1,493 t of extra CO₂ absorbed per year once grown.
How are Maipú'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 Maipú; the tree count is an estimate derived from that cover.
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