City report · Malaysia · Selangor
Petaling Jaya
Measured across a 2 km radius around Ss 5, 47301 Petaling Jaya, Selangor, Malaysia (12.57 km²)
- Tree cover
- 20.4%
- Air quality
- 76Moderate
- Trees in this area
- 63.4K
- More trees needed
- 29.8K
- Area analyzed
- 12.43 km²land, in a 12.57 km² circle
- Satellite image
- Aug 15, 2026
Petaling Jaya's tree count comes to 63,384 trees across 12.43 km² of land — 10 points below the 30% tree-cover level considered healthy for this area, meaning roughly 29,828 more trees would close the gap. Air quality currently reads AQI 76 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
Tree cover detail
Below target
20.4% tree cover against a 30% healthy-neighborhood target, across 12.43 km² of land.
Trees in this area
63,384
Target trees
93,212
More trees needed
29,828
CO₂ if planted / yr
656.2 t
Air quality detail
AQI 76Moderate
Observed Sep 27, 10:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.
Health signal
Unusually sensitive people should consider limiting long outdoor exertion.
PM2.5
23.8
PM10
23.9
NO₂
25.5
O₃
97.0
SO₂
23.2
CO
882.0
Frequently asked
Questions about Petaling Jaya
What is the tree count in Petaling Jaya?
Petaling Jaya has an estimated 63,384 trees across the 12.43 km² of land measured — 20.4% tree cover, 10 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Petaling Jaya need?
Petaling Jaya needs roughly 29,828 more trees to close a 10-point shortfall against its 30% tree-cover target — about 656.2 t of extra CO₂ absorbed per year once grown.
What is the air quality (AQI) in Petaling Jaya right now?
The latest reading for Petaling Jaya shows an AQI of 76 (Moderate), observed Sep 27, 10:00 local time via Open-Meteo / CAMS, US EPA index. Unusually sensitive people should consider limiting long outdoor exertion.
How is Petaling Jaya's tree cover and air quality measured?
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 Ss 5; the tree count is an estimate derived from that cover. Air-quality readings come from Open-Meteo / CAMS, US EPA index and may differ from street-level monitors.
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