City report · United States
Irvine
Measured across a 2 km radius around Rancho San Joaquin, Irvine, CA, USA (12.57 km²)
- Tree cover
- 27.2%
- Air quality
- 47Good
- Trees in this area
- 84.6K
- More trees needed
- 8.7K
- Area analysed
- 12.44 km²land, in a 12.57 km² circle
- Satellite image
- Sep 19, 2026
Irvine's tree count comes to 84,597 trees across 12.44 km² of land — 3 points below the 30% tree-cover level considered healthy for this area, meaning roughly 8,708 more trees would close the gap. Air quality currently reads AQI 47 (Good): Air quality is satisfactory for everyone.
Tree cover detail
Below target
27.2% tree cover against a 30% healthy-neighbourhood target, across 12.44 km² of land.
Trees in this area
84,597
Target trees
93,305
More trees needed
8,708
CO₂ if planted / yr
191.6 t
Air quality detail
AQI 47Good
Observed Sep 21, 20:00 local time via Open-Meteo / CAMS. Values in µg/m³.
Health signal
Air quality is satisfactory for everyone.
PM2.5
8.1
PM10
11.4
NO₂
6.8
O₃
88.0
SO₂
2.0
CO
135.0
Frequently asked
Questions about Irvine
What is the tree count in Irvine?
Irvine has an estimated 84,597 trees across the 12.44 km² of land measured — 27.2% tree cover, 3 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Irvine need?
Irvine needs roughly 8,708 more trees to close a 3-point shortfall against its 30% tree-cover target — about 191.6 t of extra CO₂ absorbed per year once grown.
What is the air quality (AQI) in Irvine right now?
The latest reading for Irvine shows an AQI of 47 (Good), observed Sep 21, 20:00 local time via Open-Meteo / CAMS. Air quality is satisfactory for everyone.
How is Irvine'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 Rancho San Joaquin; 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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