City report · The Netherlands · Limburg
Maastricht
Measured across a 2 km radius around Centre, Maastricht, Netherlands (12.57 km²)
- Tree cover
- 55.2%
- Air quality
- 76Moderate
- Trees in this area
- 164K
- More trees needed
- 0
- Area analyzed
- 11.87 km²land, in a 12.57 km² circle
- Satellite image
- Sep 25, 2026
Maastricht's tree count comes to 163,705 trees across 11.87 km² of land — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 76 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
Tree cover detail
Healthy tree cover
55.2% tree cover against a 30% healthy-neighborhood target, across 11.87 km² of land.
Trees in this area
163,705
Target trees
163,705
More trees needed
0
CO₂ if planted / yr
0 kg
Air quality detail
AQI 76Moderate
Observed Sep 27, 06:00 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
23.9
PM10
28.4
NO₂
19.0
O₃
20.0
SO₂
1.4
CO
346.0
Frequently asked
Questions about Maastricht
What is the tree count in Maastricht?
Maastricht has an estimated 163,705 trees across the 11.87 km² of land measured — 55.2% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does Maastricht need?
Maastricht has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Maastricht right now?
The latest reading for Maastricht shows an AQI of 76 (Moderate), observed Sep 27, 06:00 local time via Open-Meteo / CAMS, US EPA index. Unusually sensitive people should consider limiting long outdoor exertion.
How is Maastricht'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 Centre; 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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