Saint-Denis
2 km around Centre
Air quality now
AQI 17
37.8%
tree cover
Healthy tree cover
Africa · air quality report · 5 cities
Reunion air quality today The AQI right now, city by city
Right now the 5 cities Airleaf measures in Reunion average AQI 20 (good). The worst air is in Saint-Leu, at AQI 32, and the cleanest in Saint-Pierre, at AQI 11.
None of the 5 measured cities is over AQI 100 today, and 100% have Good air.
Average right now
AQI 20
Good
US EPA index, across 5 cities
- cities measured
- 5
- worst air: Saint-Leu
- 32
- cleanest air: Saint-Pierre
- 11
- average tree cover
- 43.3%
Lower is better on the US EPA index: 0–50 is Good, above 300 is Hazardous. Measured by Airleaf.
Reunion · average AQI 20
Air quality right now in all 5 cities in Reunion
Good
Saint-Pierre
2 km around Centre-Ville
Air quality now
AQI 11
31.2%
tree cover
Healthy tree cover
Saint-Benoît
2 km around Saint-Benoît 97470
Air quality now
AQI 11
46.6%
tree cover
Healthy tree cover
Saint-Leu
2 km around Saint-Leu
Air quality now
AQI 32
57.3%
tree cover
Healthy tree cover
Saint-Paul
2 km around Centre
Air quality now
AQI 27
43.7%
tree cover
Healthy tree cover
Across the country
How clean is the air across Reunion today?
None of the 5 measured cities is over AQI 100 today, and 100% have Good air. Air quality is satisfactory for everyone.
5 measured cities
- Good5 (100%)
Every measured city, including model estimates where no ground station is near.
Against everywhere else
How does Reunion compare with other countries?
Right now the cities of Reunion average cleaner air than 98% of the 171 countries Airleaf has enough cities to average, and more tree cover than 94%.
Cleaner air than…
- Reunion
- Beats 98%
More tree cover than…
- Reunion
- Beats 94%
See the most polluted and cleanest air rankings for every country.
Deforestation · 2001–2025
How much forest has Reunion lost?
Since 2001, Reunion has lost about 18,000 hectares of forest (about 25,000 football pitches): 6% of the forest it had in 2000. Most of it (80%) was deforestation, forest cleared for good, mainly for farms, pasture and plantations.
- Forest lost since 2001
- 18,000 haabout 25,000 football pitches
- Share of its forest
- 6%of what there was in 2000
- Cleared for good
- 14,400 hadeforestation: turned into farms, mines or towns
Hectares of forest lost each year
Show the figures as a table
| Year | Cleared for good | Can grow back | Total |
|---|---|---|---|
| 2001 | 139 ha | 38 ha | 177 ha |
| 2002 | 817 ha | 154 ha | 971 ha |
| 2003 | 255 ha | 21 ha | 276 ha |
| 2004 | 245 ha | 52 ha | 297 ha |
| 2005 | 260 ha | 132 ha | 392 ha |
| 2006 | 492 ha | 328 ha | 820 ha |
| 2007 | 227 ha | 36 ha | 263 ha |
| 2008 | 853 ha | 53 ha | 906 ha |
| 2009 | 475 ha | 111 ha | 586 ha |
| 2010 | 386 ha | 111 ha | 497 ha |
| 2011 | 646 ha | 171 ha | 817 ha |
| 2012 | 1,130 ha | 153 ha | 1,280 ha |
| 2013 | 1,570 ha | 214 ha | 1,780 ha |
| 2014 | 740 ha | 265 ha | 1,010 ha |
| 2015 | 256 ha | 62 ha | 318 ha |
| 2016 | 778 ha | 103 ha | 881 ha |
| 2017 | 556 ha | 147 ha | 703 ha |
| 2018 | 562 ha | 133 ha | 695 ha |
| 2019 | 436 ha | 223 ha | 659 ha |
| 2020 | 711 ha | 145 ha | 856 ha |
| 2021 | 536 ha | 157 ha | 693 ha |
| 2022 | 452 ha | 136 ha | 588 ha |
| 2023 | 588 ha | 220 ha | 808 ha |
| 2024 | 545 ha | 184 ha | 729 ha |
| 2025 | 760 ha | 223 ha | 983 ha |
Forest loss has stayed about the same: about 760 hectares a year in 2021–2025, against 759 hectares a year in 2016–2020. The worst year was 2013, when about 1,780 hectares of forest were lost.
What is causing deforestation in Reunion?
- Farms, pasture and plantationscleared for good76% · 13,600 ha
- Loggingcan grow back11% · 1,960 ha
- Towns and roadscleared for good4.3% · 776 ha
Also: storms, floods and other natural causes, shifting farming, wildfires, mining and energy, 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
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Compare Reunion with another country
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Reunion
Clean-air buying guides
Cleaner air at home in Reunion
Picked by tested clean-air delivery rate (CADR), noise and running cost, from independent test labels. No brand pays to be listed.
- The best air purifiers for wildfire smoke and smog
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.
- The best air purifiers under $200
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 for smoke and smog
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
Air quality in Reunion: your questions answered
What is the air quality in Reunion today?
Right now the 5 cities Airleaf measures in Reunion average AQI 20 (good). The worst air is in Saint-Leu, at AQI 32, and the cleanest in Saint-Pierre, at AQI 11. None of the 5 measured cities is over AQI 100 today, and 100% have Good air.
Which city in Reunion has the worst air right now?
Saint-Leu, at AQI 32 (Good) on the US EPA index. Air quality is satisfactory for everyone.
Which city in Reunion has the cleanest air right now?
Saint-Pierre, at AQI 11 (Good). Both lists rank current readings, from ground stations wherever Reunion has at least three cities with one.
Is the air in Reunion safe to breathe today?
It depends on the city. 5 cities are Good. At the national average of AQI 20: Air quality is satisfactory for everyone.
How much forest has Reunion lost since 2001?
About 18,000 ha from 2001 to 2025, 6% of the forest it had in 2000, from the University of Maryland's yearly satellite maps of forest loss. 14,400 ha of it was cleared for good, for farms, mines or towns.
How does Airleaf measure air quality in Reunion?
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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