
City report · New Zealand
Dunedin
Measured across a 2 km radius around Central Dunedin, Dunedin, New Zealand (12.57 km²)
- Tree cover
- 50.4%
- Air quality
- 14Good
- Trees in this area
- 133K
- More trees needed
- 0
- Area analyzed
- 10.58 km²land, in a 12.57 km² circle
- Satellite image
- Feb 19, 2026
Dunedin's tree count comes to 133,319 trees across 10.58 km² of land — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 14 (Good): Air quality is satisfactory for everyone.
Tree cover detail
Healthy tree cover
50.4% tree cover against a 30% healthy-neighborhood target, across 10.58 km² of land.
Trees in this area
133,319
Target trees
133,319
More trees needed
0
CO₂ if planted / yr
0 kg
Air quality detail
AQI 14Good
Observed Sep 29, 02:00 local time via OpenAQ ground stations, US EPA index. Values in µg/m³.
Ground station · Ferntree Drive, 2.6 km away · median of 3 stations
Health signal
Air quality is satisfactory for everyone.
PM2.5
3.3
PM10
—
NO₂
—
O₃
—
SO₂
—
CO
—
Data: OpenAQ · AirGradient, Aroha Kaikorai Valley
In the same region
Measured cities near Dunedin
Same 2 km radius, same index — so they compare directly.
Build your own
Compare Dunedin with anywhere
This place
Dunedin
Use this data
Put Dunedin's numbers on your site
Free to embed. Updates itself as the measurement refreshes.
Frequently asked
Questions about Dunedin
What is the tree count in Dunedin?
Dunedin has an estimated 133,319 trees across the 10.58 km² of land measured — 50.4% tree cover, already past the 30% tree-cover target set for this area.
How many more trees does Dunedin need?
Dunedin has already reached its tree-cover target, so no additional trees are needed to close the gap.
What is the air quality (AQI) in Dunedin right now?
The latest reading for Dunedin shows an AQI of 14 (Good), measured Sep 29, 02:00 local time by 3 ground monitoring stations via OpenAQ (the median of their readings; the nearest is Ferntree Drive, 2.6 km away). Air quality is satisfactory for everyone.
How is Dunedin'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 Central Dunedin; the tree count is an estimate derived from that cover. Air quality is measured by ground monitoring stations near Central Dunedin, via OpenAQ; the 7-day trend is the Open-Meteo / CAMS model's estimate.
See your own area
What does your neighborhood look like?
Pick any point and radius to get the same tree-cover and air-quality breakdown.
Check my address