City report · Mauritania
Nouadhibou Air quality today
Air quality in Nouadhibou currently reads AQI 56 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
AQI 56
Air quality right now
Moderate
- PM2.5, fine particles (µg/m³)
- 13.1
- tree cover
- 0.3%
- trees in this area
- 881
- more trees needed
- 87.2K
Measured across a 2 km radius around Nouadhibou, Mauritania (12.57 km²), from a satellite image of Sep 18, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
Nouadhibou · AQI 56 (Moderate)
Nouadhibou's tree count comes to 881 trees across 11.75 km² of land, 30 points below the 30% tree-cover level considered healthy for this area, so roughly 87,240 more trees would close the gap.
Air quality detail
Air quality in Nouadhibou today: AQI 56, Moderate
Main pollutant: PM2.5 · Observed Nov 11, 10:00 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
13.1
PM10
41.1
NO₂
1.3
O₃
51.0
SO₂
2.0
CO
162.0
- 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 Nouadhibou's daily AQI at 70 on average, from 52 on Nov 5 to an hourly peak of 161 on Nov 9.
Where Nouadhibou stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in Nouadhibou: Critically low
0.3% tree cover against a 30% healthy-neighborhood target, across 11.75 km² of land.
Trees in this area
881
Target trees
88,121
More trees needed
87,240
CO₂ if planted / yr
1,919 t
Deforestation · 2001–2025
How much forest has Nouadhibou lost?
There was almost no forest around Nouadhibou in 2000, so there has been almost nothing to lose since. Only fairly dense woodland counts as forest in these maps, so scattered street and garden trees don't show up here.
2017: satellite photo from March 2017 of a 5 × 5 km area in the city center.
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
In the same region
Measured cities near Nouadhibou
Same 2 km radius, same index — so they compare directly.
- Dakhla324.6 km
Western Sahara
- Tree cover
- 0%
- Air quality
- 29
- Saint-Louis550.6 km
Senegal
- Tree cover
- 4%
- Air quality
- 17
- Louga598.1 km
Senegal
- Tree cover
- 5%
- Air quality
- 47
- Boujdour632.9 km
Western Sahara
- Tree cover
- 0%
- Air quality
- 71
- Tivaouane666.5 km
Senegal
- Tree cover
- 4%
- Air quality
- 47
Also compared:Nouadhibou vs Kiffa
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Frequently asked
Questions about Nouadhibou
What is the air quality (AQI) in Nouadhibou right now?
The latest reading for Nouadhibou shows an AQI of 56 (Moderate), observed Nov 11, 10:00 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 Nouadhibou today?
At AQI 56 (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 Nouadhibou been like this week?
Over the last 7 days, the CAMS air-quality model put Nouadhibou's daily AQI at 70 on average, from 52 on Nov 5 to an hourly peak of 161 on Nov 9. No day averaged above 100, the level where the air turns unhealthy for sensitive groups.
How much forest has the area around Nouadhibou lost since 2001?
There was almost no forest around Nouadhibou in 2000, so there has been almost nothing to lose since. Only fairly dense woodland counts as forest in these maps, so scattered street and garden trees don't show up here.
What is the tree count in Nouadhibou?
Nouadhibou has an estimated 881 trees across the 11.75 km² of land measured — 0.3% tree cover, 30 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Nouadhibou need?
Nouadhibou needs roughly 87,240 more trees to close a 30-point shortfall against its 30% tree-cover target — about 1,919 t of extra CO₂ absorbed per year once grown.
How are Nouadhibou'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 Nouadhibou; the tree count is an estimate derived from that cover.
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