City report · Indonesia · East Java
Jombang
Measured across a 2 km radius around Jombang, Jawa, Indonesia (12.57 km²)
- Tree cover
- 20.4%
- Air quality
- 119Unhealthy for sensitive groups
- Trees in this area
- 64.1K
- More trees needed
- 45.9K
- Area analyzed
- 12.57 km²
- Satellite image
- Sep 24, 2026
Jombang's tree count comes to 64,088 trees across 12.57 km² — 15 points below the 35% tree-cover level considered healthy for this area, meaning roughly 45,867 more trees would close the gap. Air quality currently reads AQI 119 (Unhealthy for sensitive groups): Sensitive groups should limit long or intense outdoor activity.
Tree cover detail
Critically low
20.4% tree cover against a 35% healthy-neighborhood target, across 12.57 km².
Trees in this area
64,088
Target trees
109,955
More trees needed
45,867
CO₂ if planted / yr
1,009 t
Air quality detail
AQI 119Unhealthy for sensitive groups
Observed Sep 27, 09:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.
Health signal
Sensitive groups should limit long or intense outdoor activity.
PM2.5
42.7
PM10
47.8
NO₂
14.3
O₃
145.0
SO₂
19.5
CO
368.0
Frequently asked
Questions about Jombang
What is the tree count in Jombang?
Jombang has an estimated 64,088 trees across the 12.57 km² measured — 20.4% tree cover, 15 percentage points short of the 35% tree-cover target set for this area.
How many more trees does Jombang need?
Jombang needs roughly 45,867 more trees to close a 15-point shortfall against its 35% tree-cover target — about 1,009 t of extra CO₂ absorbed per year once grown.
What is the air quality (AQI) in Jombang right now?
The latest reading for Jombang shows an AQI of 119 (Unhealthy for sensitive groups), observed Sep 27, 09:00 local time via Open-Meteo / CAMS, US EPA index. Sensitive groups should limit long or intense outdoor activity.
How is Jombang'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 Jombang; 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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