City report · United States
Lewisville
Measured across a 2 km radius around Lewisville, TX, USA (12.57 km²)
- Tree cover
- 22.3%
- Air quality
- 75Moderate
- Trees in this area
- 69.6K
- More trees needed
- 24.0K
- Area analysed
- 12.48 km²land, in a 12.57 km² circle
- Satellite image
- Sep 17, 2026
Lewisville's tree count comes to 69,567 trees across 12.48 km² of land — 8 points below the 30% tree-cover level considered healthy for this area, meaning roughly 24,021 more trees would close the gap. Air quality currently reads AQI 75 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
Tree cover detail
Below target
22.3% tree cover against a 30% healthy-neighbourhood target, across 12.48 km² of land.
Trees in this area
69,567
Target trees
93,588
More trees needed
24,021
CO₂ if planted / yr
528.5 t
Air quality detail
AQI 75Moderate
Observed Sep 21, 22:00 local time via Open-Meteo / CAMS. Values in µg/m³.
Health signal
Unusually sensitive people should consider limiting long outdoor exertion.
PM2.5
12.4
PM10
14.9
NO₂
21.1
O₃
54.0
SO₂
1.5
CO
210.0
Frequently asked
Questions about Lewisville
What is the tree count in Lewisville?
Lewisville has an estimated 69,567 trees across the 12.48 km² of land measured — 22.3% tree cover, 8 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Lewisville need?
Lewisville needs roughly 24,021 more trees to close a 8-point shortfall against its 30% tree-cover target — about 528.5 t of extra CO₂ absorbed per year once grown.
What is the air quality (AQI) in Lewisville right now?
The latest reading for Lewisville shows an AQI of 75 (Moderate), observed Sep 21, 22:00 local time via Open-Meteo / CAMS. Unusually sensitive people should consider limiting long outdoor exertion.
How is Lewisville'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 Lewisville; the tree count is an estimate derived from that cover. Air-quality readings come from Open-Meteo / CAMS and may differ from street-level monitors.
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