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Airleaf
Aerial study of a dense urban district organized around a green corridor
All Ghana reports

City report · Ghana

Koforidua

Measured across a 2 km radius around Koforidua Central Business District, Koforidua, Ghana (12.57 km²)

Tree cover
42.9%
Air quality
26Good
Trees in this area
135K
More trees needed
0
Area analyzed
12.57 km²
Satellite image
May 30, 2026
Dark green marks tree cover detected inside the study radius.Sentinel-2 L2A (ESA Copernicus) via Earth Search, captured May 30, 2026

Koforidua's tree count comes to 134,774 trees across 12.57 km² — already at or above the 30% tree-cover level considered healthy for this area. Air quality currently reads AQI 26 (Good): Air quality is satisfactory for everyone.

Tree cover detail

Healthy tree cover

42.9% tree cover against a 30% healthy-neighborhood target, across 12.57 km².

Target reached

Trees in this area

134,774

Target trees

134,774

More trees needed

0

CO₂ if planted / yr

0 kg

Air quality detail

AQI 26Good

Observed Sep 28, 15:05 local time via OpenAQ ground stations, US EPA index. Values in µg/m³.

Ground station · Koforidua_ANUC, 5 km away

Health signal

Air quality is satisfactory for everyone.

PM2.5

6.3

PM10

—

NO₂

—

O₃

—

SO₂

—

CO

—

Data: OpenAQ · Clarity

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Koforidua tree cover and air quality — measured by Airleaf
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Frequently asked

Questions about Koforidua

What is the tree count in Koforidua?

Koforidua has an estimated 134,774 trees across the 12.57 km² measured — 42.9% tree cover, already past the 30% tree-cover target set for this area.

How many more trees does Koforidua need?

Koforidua has already reached its tree-cover target, so no additional trees are needed to close the gap.

What is the air quality (AQI) in Koforidua right now?

The latest reading for Koforidua shows an AQI of 26 (Good), measured Sep 28, 15:05 local time by the Koforidua_ANUC ground monitoring station, 5 km away, via OpenAQ. Air quality is satisfactory for everyone.

How is Koforidua'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 Koforidua Central Business District; the tree count is an estimate derived from that cover. Air quality is measured by ground monitoring stations near Koforidua Central Business District, via OpenAQ; the 7-day trend is the Open-Meteo / CAMS model's estimate.

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Methodology. Tree cover is measured from Sentinel-2 L2A (ESA Copernicus) via Earth Search imagery at 10 m detail for the stated radius; the tree count is an estimate derived from that cover. Air quality is measured by ground monitoring stations near Koforidua Central Business District, via OpenAQ; the 7-day trend is the Open-Meteo / CAMS model's estimate.