City report · United States
Murrieta
Measured across a 2 km radius around Murrieta, CA, USA (12.57 km²)
- Tree cover
- 12.1%
- Air quality
- 51Moderate
- Trees in this area
- 38.0K
- More trees needed
- 56.2K
- Area analysed
- 12.57 km²
- Satellite image
- Sep 19, 2026
Murrieta's tree count comes to 38,013 trees across 12.57 km² — 18 points below the 30% tree-cover level considered healthy for this area, meaning roughly 56,235 more trees would close the gap. Air quality currently reads AQI 51 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
Tree cover detail
Critically low
12.1% tree cover against a 30% healthy-neighbourhood target, across 12.57 km².
Trees in this area
38,013
Target trees
94,248
More trees needed
56,235
CO₂ if planted / yr
1,237 t
Air quality detail
AQI 51Moderate
Observed Sep 21, 20:00 local time via Open-Meteo / CAMS. Values in µg/m³.
Health signal
Unusually sensitive people should consider limiting long outdoor exertion.
PM2.5
7.1
PM10
10.5
NO₂
3.8
O₃
88.0
SO₂
0.7
CO
133.0
Frequently asked
Questions about Murrieta
What is the tree count in Murrieta?
Murrieta has an estimated 38,013 trees across the 12.57 km² measured — 12.1% tree cover, 18 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Murrieta need?
Murrieta needs roughly 56,235 more trees to close a 18-point shortfall against its 30% tree-cover target — about 1,237 t of extra CO₂ absorbed per year once grown.
What is the air quality (AQI) in Murrieta right now?
The latest reading for Murrieta shows an AQI of 51 (Moderate), observed Sep 21, 20:00 local time via Open-Meteo / CAMS. Unusually sensitive people should consider limiting long outdoor exertion.
How is Murrieta'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 Murrieta; 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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