City report · Namibia
Walvis Bay Air quality today
Air quality in Walvis Bay currently reads AQI 51 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
AQI 51
Air quality right now
Moderate
- PM2.5, fine particles (µg/m³)
- 9.4
- tree cover
- 0.2%
- trees in this area
- 547
- more trees needed
- 81.5K
Measured across a 2 km radius around Walvis Bay, Namibia (12.57 km²), from a satellite image of Sep 10, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
Walvis Bay · AQI 51 (Moderate)
Walvis Bay's tree count comes to 547 trees across 10.95 km² of land, 30 points below the 30% tree-cover level considered healthy for this area, so roughly 81,543 more trees would close the gap.
Air quality detail
Air quality in Walvis Bay today: AQI 51, Moderate
Main pollutant: PM2.5 · Observed Nov 11, 08:00 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
9.4
PM10
14.0
NO₂
1.1
O₃
58.0
SO₂
0.7
CO
65.0
- 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 Walvis Bay's daily AQI at 44 on average, from 32 on Nov 6 to an hourly peak of 57 on Nov 8.
Where Walvis Bay stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in Walvis Bay: Critically low
0.2% tree cover against a 30% healthy-neighborhood target, across 10.95 km² of land.
Trees in this area
547
Target trees
82,090
More trees needed
81,543
CO₂ if planted / yr
1,794 t
Deforestation · 2001–2025
How much forest has Walvis Bay lost?
There was almost no forest around Walvis Bay 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 May 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 Walvis Bay
Same 2 km radius, same index — so they compare directly.
- Oshakati588.2 km
Namibia
- Tree cover
- 3%
- Air quality
- 51
- Ondjiva667.5 km
Angola
- Tree cover
- 3%
- Air quality
- 62
- Mossamedes897.7 km
Angola
- Tree cover
- 1%
- Air quality
- 61
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Frequently asked
Questions about Walvis Bay
What is the air quality (AQI) in Walvis Bay right now?
The latest reading for Walvis Bay shows an AQI of 51 (Moderate), observed Nov 11, 08:00 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 Walvis Bay today?
At AQI 51 (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 Walvis Bay been like this week?
Over the last 7 days, the CAMS air-quality model put Walvis Bay's daily AQI at 44 on average, from 32 on Nov 6 to an hourly peak of 57 on Nov 8. No day averaged above 100, the level where the air turns unhealthy for sensitive groups.
How much forest has the area around Walvis Bay lost since 2001?
There was almost no forest around Walvis Bay 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 Walvis Bay?
Walvis Bay has an estimated 547 trees across the 10.95 km² of land measured — 0.2% tree cover, 30 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Walvis Bay need?
Walvis Bay needs roughly 81,543 more trees to close a 30-point shortfall against its 30% tree-cover target — about 1,794 t of extra CO₂ absorbed per year once grown.
How are Walvis Bay'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 Walvis Bay; the tree count is an estimate derived from that cover.
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