City report · Cocos Islands
West Island Air quality today
Air quality in West Island currently reads AQI 52 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
Air quality right now
AQI 52
Moderate
- PM2.5, fine particles (µg/m³)
- 10.2
- tree cover
- 91.1%
- trees in this area
- 65.5K
- more trees needed
- 0
Measured across a 2 km radius around West Island Shire of Cocos 6799, Cocos (Keeling) Islands (12.57 km²), from a satellite image of Sep 4, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
West Island · AQI 52 (Moderate)
West Island's tree count comes to 65,540 trees across 2.88 km² of land, already at or above the 30% tree-cover level considered healthy for this area.
Air quality detail
Air quality in West Island today: AQI 52, Moderate
Main pollutant: PM2.5 · Observed Nov 11, 17:30 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
10.2
PM10
17.3
NO₂
0.0
O₃
46.0
SO₂
0.4
CO
121.0
- 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 West Island's daily AQI at 55 on average, from 53 on Nov 10 to an hourly peak of 62 on Nov 9.
Where West Island stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in West Island: Healthy tree cover
91.1% tree cover against a 30% healthy-neighborhood target, across 2.88 km² of land.
Trees in this area
65,540
Target trees
65,540
More trees needed
0
CO₂ if planted / yr
0 kg
Deforestation · 2001–2025
How much forest has West Island lost?
There was almost no forest around West Island 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.

The forest-loss maps don't cover this area.
2023: satellite photo from December 2023 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 West Island
Same 2 km radius, same index — so they compare directly.
- Flying Fish Cove984.8 km
Christmas Island
- Tree cover
- 76%
- Air quality
- 65
- Bengkulu1105.4 km
Indonesia
- Tree cover
- 20%
- Air quality
- 61
- Lubuklinggau1188.7 km
Indonesia
- Tree cover
- 21%
- Air quality
- 59
- Bandar Lampung1191.0 km
Indonesia
- Tree cover
- 24%
- Air quality
- 44
- Baturaja1203.8 km
Indonesia
- Tree cover
- 43%
- Air quality
- 95
- Pelabuhanratu1211.4 km
Indonesia
- Tree cover
- 57%
- Air quality
- 65
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Frequently asked
Questions about West Island
What is the air quality (AQI) in West Island right now?
The latest reading for West Island shows an AQI of 52 (Moderate), observed Nov 11, 17:30 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 West Island today?
At AQI 52 (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 West Island been like this week?
Over the last 7 days, the CAMS air-quality model put West Island's daily AQI at 55 on average, from 53 on Nov 10 to an hourly peak of 62 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 West Island lost since 2001?
There was almost no forest around West Island 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 West Island?
West Island has an estimated 65,540 trees across the 2.88 km² of land measured — 91.1% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does West Island need?
West Island has already reached its tree-cover target, so no additional trees are needed to close the gap.
How are West Island'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 West Island Shire of Cocos 6799; the tree count is an estimate derived from that cover.
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