
City report · Sweden
Sollentuna
Measured across a 2 km radius around Tureberg, Sollentuna, Sweden (12.57 km²)
- Tree cover
- 69.1%
- Air quality
- 20Good
- Trees in this area
- 193K
- More trees needed
- 0
- Area analyzed
- 11.19 km²land, in a 12.57 km² circle
- Satellite image
- Sep 24, 2026
Sollentuna's tree count comes to 193,205 trees across 11.19 km² of land — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 20 (Good): Air quality is satisfactory for everyone.
Tree cover detail
Healthy tree cover
69.1% tree cover against a 30% healthy-neighborhood target, across 11.19 km² of land.
Trees in this area
193,205
Target trees
193,205
More trees needed
0
CO₂ if planted / yr
0 kg
Air quality detail
AQI 20Good
Observed Sep 28, 10:00 local time via OpenAQ ground stations, US EPA index. Values in µg/m³.
Ground station · Hakvagen, 24.2 km away · median of 5 stations
Health signal
Air quality is satisfactory for everyone.
PM2.5
2.3
PM10
—
NO₂
19.8
O₃
44.3
SO₂
—
CO
—
Data: OpenAQ · AirGradient, EEA, Broberg
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Frequently asked
Questions about Sollentuna
What is the tree count in Sollentuna?
Sollentuna has an estimated 193,205 trees across the 11.19 km² of land measured — 69.1% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does Sollentuna need?
Sollentuna has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Sollentuna right now?
The latest reading for Sollentuna shows an AQI of 20 (Good), measured Sep 28, 10:00 local time by 5 ground monitoring stations via OpenAQ (the median of their readings; the nearest is Hakvagen, 24.2 km away). Air quality is satisfactory for everyone.
How is Sollentuna'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 Tureberg; the tree count is an estimate derived from that cover. Air quality is measured by ground monitoring stations near Tureberg, via OpenAQ; the 7-day trend is the Open-Meteo / CAMS model's estimate.
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