Kumagaya
Measured across a 2 km radius around 1 Chome Manpeicho, Kumagaya, Saitama 360-0034, Japan (12.57 km²)
- Tree cover
- 38.5%
- Air quality
- 49Good
- Trees in this area
- 121K
- More trees needed
- 0
- Area analyzed
- 12.57 km²
- Satellite image
- Jul 22, 2026
Kumagaya's tree count comes to 120,951 trees across 12.57 km² — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 49 (Good): Air quality is satisfactory for everyone.
Tree cover detail
Healthy tree cover
38.5% tree cover against a 30% healthy-neighborhood target, across 12.57 km².
Trees in this area
120,951
Target trees
120,951
More trees needed
0
CO₂ if planted / yr
0 kg
Air quality detail
AQI 49Good
Observed Sep 27, 11:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.
Health signal
Air quality is satisfactory for everyone.
PM2.5
4.1
PM10
4.2
NO₂
3.7
O₃
104.0
SO₂
4.9
CO
153.0
Frequently asked
Questions about Kumagaya
What is the tree count in Kumagaya?
Kumagaya has an estimated 120,951 trees across the 12.57 km² measured — 38.5% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does Kumagaya need?
Kumagaya has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Kumagaya right now?
The latest reading for Kumagaya shows an AQI of 49 (Good), observed Sep 27, 11:00 local time via Open-Meteo / CAMS, US EPA index. Air quality is satisfactory for everyone.
How is Kumagaya'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 1 Chome Manpeicho; 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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