Port Louis
2 km around Les Salines
Air quality now
AQI 15
27.8%
tree cover
6.3K more trees would reach 30% tree cover
Africa · air quality report · 3 cities
Right now the 3 cities Airleaf measures in Mauritius average AQI 14 (good). The worst air is in Vacoas, at AQI 15, and the cleanest in Port Louis, at AQI 15.
None of the 3 measured cities is over AQI 100 today, and 100% have Good air.
Average right now
AQI 14
Good
Updated . Lower is better on the US EPA index: 0–50 is Good, above 300 is Hazardous. Measured by Airleaf.
Mauritius · average AQI 14
2 km around Les Salines
Air quality now
AQI 15
27.8%
tree cover
6.3K more trees would reach 30% tree cover
2 km around Bel Air
Air quality now
AQI 12
47.3%
tree cover
Healthy tree cover
2 km around Solferino
Air quality now
AQI 15
35.6%
tree cover
Healthy tree cover
Across the country
None of the 3 measured cities is over AQI 100 today, and 100% have Good air. Air quality is satisfactory for everyone.
3 measured cities
Every measured city, including model estimates where no ground station is near.
Against everywhere else
Right now the cities of Mauritius average cleaner air than 100% of the 171 countries Airleaf has enough cities to average, and more tree cover than 81%.
Cleaner air than…
More tree cover than…
See the most polluted and cleanest air rankings for every country.
Deforestation · 2001–2025
Since 2001, Mauritius has lost about 2,580 hectares of forest (about 3,600 football pitches): 4.2% of the forest it had in 2000. Most of it (89%) 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 | 117 ha | 21 ha | 138 ha |
| 2002 | 114 ha | 20 ha | 134 ha |
| 2003 | 101 ha | 6 ha | 107 ha |
| 2004 | 234 ha | 28 ha | 262 ha |
| 2005 | 113 ha | 21 ha | 134 ha |
| 2006 | 109 ha | 10 ha | 119 ha |
| 2007 | 99 ha | 10 ha | 109 ha |
| 2008 | 146 ha | 19 ha | 165 ha |
| 2009 | 207 ha | 13 ha | 220 ha |
| 2010 | 15 ha | 3 ha | 18 ha |
| 2011 | 359 ha | 16 ha | 375 ha |
| 2012 | 99 ha | 27 ha | 126 ha |
| 2013 | 166 ha | 20 ha | 186 ha |
| 2014 | 415 ha | 49 ha | 464 ha |
| 2015 | under 1 ha | under 1 ha | under 1 ha |
| 2016 | under 1 ha | under 1 ha | under 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 | 12 ha | 11 ha | 23 ha |
The worst year was 2014, when about 464 hectares of forest were lost.
Also: storms, floods and other natural causes, towns and roads, 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
19.1% of Mauritius was forested as of 2024, against a 30% benchmark. Closing that gap nationally would take roughly 21.7M trees across 21.7K hectares. Source: World Bank (FAO).
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Clean-air buying guides
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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 3 cities Airleaf measures in Mauritius average AQI 14 (good). The worst air is in Vacoas, at AQI 15, and the cleanest in Port Louis, at AQI 15. None of the 3 measured cities is over AQI 100 today, and 100% have Good air.
Vacoas, at AQI 15 (Good) on the US EPA index. Air quality is satisfactory for everyone.
Port Louis, at AQI 15 (Good). Both lists rank current readings, from ground stations wherever Mauritius has at least three cities with one.
It depends on the city. 3 cities are Good. At the national average of AQI 14: Air quality is satisfactory for everyone.
About 2,580 ha from 2001 to 2025, 4% of the forest it had in 2000, from the University of Maryland's yearly satellite maps of forest loss. 2,310 ha of it was cleared for good, for farms, mines or towns.
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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