City report · United States
Waterbury
Measured across a 2 km radius around Waterbury, CT, USA (12.57 km²)
- Tree cover
- 61.9%
- Air quality
- 33Good
- Trees in this area
- 194K
- More trees needed
- 0
- Area analysed
- 12.56 km²land, in a 12.57 km² circle
- Satellite image
- Sep 18, 2026
Waterbury's tree count comes to 194,270 trees across 12.56 km² of land — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 33 (Good): Air quality is satisfactory for everyone.
Tree cover detail
Healthy tree cover
61.9% tree cover against a 30% healthy-neighbourhood target, across 12.56 km² of land.
Trees in this area
194,270
Target trees
194,270
More trees needed
0
CO₂ if planted / yr
0 kg
Air quality detail
AQI 33Good
Observed Sep 21, 23:00 local time via Open-Meteo / CAMS. Values in µg/m³.
Health signal
Air quality is satisfactory for everyone.
PM2.5
5.9
PM10
6.2
NO₂
10.9
O₃
51.0
SO₂
0.8
CO
160.0
Frequently asked
Questions about Waterbury
What is the tree count in Waterbury?
Waterbury has an estimated 194,270 trees across the 12.56 km² of land measured — 61.9% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does Waterbury need?
Waterbury has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Waterbury right now?
The latest reading for Waterbury shows an AQI of 33 (Good), observed Sep 21, 23:00 local time via Open-Meteo / CAMS. Air quality is satisfactory for everyone.
How is Waterbury'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 Waterbury; 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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