Buenos Aires
2 km around Monserrat
Air quality now
AQI 13
13.2%
tree cover
50.3K more trees would reach 30% tree cover
South America · air quality report · 37 cities
Right now the 37 cities Airleaf measures in Argentina average AQI 25 (good). The worst air is in Santiago del Estero, at AQI 87, and the cleanest in Formosa, at AQI 6.
At ground stations alone, which measure rather than estimate, the average is AQI 32 across 15 cities. None of the 37 measured cities is over AQI 100 today, and 81% have Good air.
Average right now
AQI 25
Good
Updated . Lower is better on the US EPA index: 0–50 is Good, above 300 is Hazardous. Measured by Airleaf.
Argentina · average AQI 25
2 km around Monserrat
Air quality now
AQI 13
13.2%
tree cover
50.3K more trees would reach 30% tree cover
2 km around Alberdi
Air quality now
AQI 29
8.3%
tree cover
68.1K more trees would reach 30% tree cover
2 km around Centro
Air quality now
AQI 27
18.2%
tree cover
28.9K more trees would reach 30% tree cover
2 km around Mar del Plata
Air quality now
AQI 17
11.5%
tree cover
52.1K more trees would reach 30% tree cover
2 km around San Miguel de Tucumán
Air quality now
AQI 65
10.1%
tree cover
62.5K more trees would reach 30% tree cover
2 km around Salta
Air quality now
AQI 53
7.2%
tree cover
71.6K more trees would reach 30% tree cover
2 km around Santa Fe
Air quality now
AQI 30
19.2%
tree cover
30.7K more trees would reach 30% tree cover
2 km around Barrio Fray José de la Quintana
Air quality now
AQI 29
17.6%
tree cover
29.6K more trees would reach 30% tree cover
Across the country
None of the 37 measured cities is over AQI 100 today, and 81% have Good air. Air quality is satisfactory for everyone.
37 measured cities
Every measured city, including model estimates where no ground station is near.
In aggregate
Every figure below is read the same way over the same 2 km area per city, so they add up and compare like for like. Averaged across the 37 of 37 cities measured so far in Argentina.
Excludes barren and desert sites
Against everywhere else
Right now the cities of Argentina average cleaner air than 91% of the 171 countries Airleaf has enough cities to average, and more tree cover than 37%.
Cleaner air than…
More tree cover than…
See the most polluted and cleanest air rankings for every country.
Deforestation · 2001–2025
Since 2001, Argentina has lost about 7.18 million hectares of forest (about 72,000 km²): 18% of the forest it had in 2000. Most of it (80%) was deforestation, forest cleared for good, mainly for farms, pasture and plantations.
Hectares of forest lost each year
| Year | Cleared for good | Can grow back | Total |
|---|---|---|---|
| 2001 | 110,000 ha | 38,200 ha | 148,000 ha |
| 2002 | 74,800 ha | 30,400 ha | 105,000 ha |
| 2003 | 207,000 ha | 43,100 ha | 250,000 ha |
| 2004 | 381,000 ha | 53,700 ha | 434,000 ha |
| 2005 | 318,000 ha | 50,500 ha | 368,000 ha |
| 2006 | 260,000 ha | 57,500 ha | 317,000 ha |
| 2007 | 368,000 ha | 58,500 ha | 426,000 ha |
| 2008 | 522,000 ha | 72,100 ha | 594,000 ha |
| 2009 | 262,000 ha | 48,600 ha | 311,000 ha |
| 2010 | 360,000 ha | 53,900 ha | 414,000 ha |
| 2011 | 435,000 ha | 65,000 ha | 500,000 ha |
| 2012 | 381,000 ha | 98,800 ha | 479,000 ha |
| 2013 | 264,000 ha | 114,000 ha | 378,000 ha |
| 2014 | 185,000 ha | 56,400 ha | 242,000 ha |
| 2015 | 126,000 ha | 54,700 ha | 181,000 ha |
| 2016 | 183,000 ha | 48,200 ha | 231,000 ha |
| 2017 | 191,000 ha | 43,700 ha | 234,000 ha |
| 2018 | 144,000 ha | 29,100 ha | 173,000 ha |
| 2019 | 118,000 ha | 27,900 ha | 146,000 ha |
| 2020 | 139,000 ha | 58,500 ha | 198,000 ha |
| 2021 | 150,000 ha | 52,100 ha | 202,000 ha |
| 2022 | 168,000 ha | 64,600 ha | 233,000 ha |
| 2023 | 168,000 ha | 48,800 ha | 216,000 ha |
| 2024 | 128,000 ha | 75,600 ha | 203,000 ha |
| 2025 | 82,700 ha | 115,000 ha | 198,000 ha |
Forest loss has stayed about the same: about 211,000 hectares a year in 2021–2025, against 196,000 hectares a year in 2016–2020. The worst year was 2008, when about 594,000 hectares of forest were lost.
Also: storms, floods and other natural causes, towns and roads, mining and energy, shifting farming, unknown causes.
Causes for 2025 are estimates, based on what caused forest loss in the same places up to 2024.
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. How it's measured
17.1% of Argentina was forested as of 2024, against a 30% benchmark. Closing that gap nationally would take roughly 35.3B trees across 35.3M hectares. Source: World Bank (FAO).
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Clean-air buying guides
Picked by tested clean-air delivery rate (CADR), noise and running cost, from independent test labels. No brand pays to be listed.
Air purifiers that keep up with wildfire smoke and winter smog, ranked by verified smoke CADR, with the room each one clears on a smoky day.
Good HEPA air purifiers under $200 at the makers' own prices, compared on verified clean air, room size and what the filters cost each year.
NIOSH-approved N95 masks and P100 respirators for smog and smoke, and how to get the fit right. Cloth and surgical masks do little against PM2.5.
Frequently asked
Right now the 37 cities Airleaf measures in Argentina average AQI 25 (good). The worst air is in Santiago del Estero, at AQI 87, and the cleanest in Formosa, at AQI 6. At ground stations alone, which measure rather than estimate, the average is AQI 32 across 15 cities. None of the 37 measured cities is over AQI 100 today, and 81% have Good air.
Santiago del Estero, at AQI 87 (Moderate) on the US EPA index. Unusually sensitive people should consider limiting long outdoor exertion.
Formosa, at AQI 6 (Good). Both lists rank current readings, from ground stations wherever Argentina has at least three cities with one.
It depends on the city. 30 cities are Good, 7 cities are Moderate. At the national average of AQI 25: Air quality is satisfactory for everyone.
About 7.18 million ha from 2001 to 2025, 18% of the forest it had in 2000, from the University of Maryland's yearly satellite maps of forest loss. 5.72 million ha of it was cleared for good, for farms, mines or towns.
Ituzaingó, with 63.5% tree cover within 2 km of its center, measured from Sentinel-2 satellite images.
Each city's reading is the US EPA air quality index, from ground monitoring stations where one has reported recently nearby, and from the CAMS atmospheric model elsewhere; each city's report says which. Tree cover is measured over the same 2 km radius in every city, so the cities compare like for like.
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