Chikusei
Measured across a 2 km radius around Inanobe, Chikusei, Ibaraki 308-0805, Japan (12.57 km²)
- Tree cover
- 47.5%
- Air quality
- 43Good
- Trees in this area
- 149K
- More trees needed
- 0
- Area analyzed
- 12.57 km²
- Satellite image
- Jul 22, 2026
Chikusei's tree count comes to 149,226 trees across 12.57 km² — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 43 (Good): Air quality is satisfactory for everyone.
Tree cover detail
Healthy tree cover
47.5% tree cover against a 30% healthy-neighborhood target, across 12.57 km².
Trees in this area
149,226
Target trees
149,226
More trees needed
0
CO₂ if planted / yr
0 kg
Air quality detail
AQI 43Good
Observed Sep 27, 12:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.
Health signal
Air quality is satisfactory for everyone.
PM2.5
3.1
PM10
3.8
NO₂
2.5
O₃
91.0
SO₂
2.4
CO
136.0
Frequently asked
Questions about Chikusei
What is the tree count in Chikusei?
Chikusei has an estimated 149,226 trees across the 12.57 km² measured — 47.5% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does Chikusei need?
Chikusei has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Chikusei right now?
The latest reading for Chikusei shows an AQI of 43 (Good), observed Sep 27, 12:00 local time via Open-Meteo / CAMS, US EPA index. Air quality is satisfactory for everyone.
How is Chikusei'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 Inanobe; 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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