City report · Arizona, United States
Chandler Air quality today
Air quality in Chandler currently reads AQI 23 (Good): Air quality is satisfactory for everyone.
Air quality right now
AQI 23
Good
- PM2.5, fine particles (µg/m³)
- 4.1
- tree cover
- 5.8%
- trees in this area
- 18.2K
- more trees needed
- 76.0K
Measured across a 1.2 mi (2 km) radius around Downtown, Chandler, AZ, USA (4.9 sq mi), from a satellite image of Sep 13, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
Chandler · AQI 23 (Good)
Chandler's tree count comes to 18,221 trees across 4.9 sq mi (12.57 km²), 24 points below the 30% tree-cover level considered healthy for this area, so roughly 76,027 more trees would close the gap.
Air quality detail
Air quality in Chandler today: AQI 23, Good
Main pollutant: PM2.5 · Observed Nov 11, 08:00 local time via OpenAQ ground stations, US EPA index. Values in µg/m³.
Ground station · West Chandler, 5.6 mi (9 km) away · median of 2 stations
Health signal
Air quality is satisfactory for everyone.
PM2.5
4.1
PM10
—
NO₂
—
O₃
2.0
SO₂
—
CO
687.4
Data: OpenAQ · AirGradient, AirNow, Douglas Family
- Outdoor exercise
- A good day to be active outside
- Windows
- Open them to air the house
- Mask
- Not needed
- Air purifier
- Not needed
Over the last 7 days, the CAMS air-quality model put Chandler's daily AQI at 67 on average, from 58 on Nov 8 to an hourly peak of 87 on Nov 6.
Where Chandler stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in Chandler: Critically low
5.8% tree cover against a 30% healthy-neighborhood target, across 4.9 sq mi (12.57 km²).
Trees in this area
18,221
Target trees
94,248
More trees needed
76,027
CO₂ if planted / yr
1,673 t
Deforestation · 2001–2025
How much forest has Chandler lost?
There was almost no forest around Chandler in 2000, so there has been almost nothing to lose since. Only fairly dense woodland counts as forest in these maps, so scattered street and garden trees don't show up here.
2017: satellite photo from June 2017 of a 5 × 5 km area in the city center.
These figures cover everything within 10 km of the city center, a wider area than the report above, because forest is usually lost at a city's edges.
Source: Hansen/UMD/Google/USGS/NASA, Global Forest Change (GFC-2025-v1.13); causes: WRI/Google DeepMind drivers of forest loss; both CC BY 4.0, summed by Airleaf for each area. Images: contains modified Copernicus Sentinel data. How it's measured
In the same region
Measured cities near Chandler
Same 2 km radius, same index — so they compare directly.
- Mesa13.0 km
United States
- Tree cover
- 10%
- Air quality
- 36
- Tempe13.6 km
United States
- Tree cover
- 4%
- Air quality
- 26
- Scottsdale23.2 km
United States
- Tree cover
- 8%
- Air quality
- 36
- Phoenix26.8 km
United States
- Tree cover
- 3%
- Air quality
- 67
- Glendale41.1 km
United States
- Tree cover
- 5%
- Air quality
- 67
- Deer Valley50.1 km
United States
- Tree cover
- 2%
- Air quality
- 53
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Frequently asked
Questions about Chandler
What is the air quality (AQI) in Chandler right now?
The latest reading for Chandler shows an AQI of 23 (Good), measured Nov 11, 08:00 local time by 2 ground monitoring stations via OpenAQ (the median of their readings; the nearest is West Chandler, 5.6 mi (9 km) away). The main pollutant is PM2.5. Air quality is satisfactory for everyone.
Is it safe to exercise outside in Chandler today?
At AQI 23 (Good): a good day to be active outside. Windows: open them to air the house. Masks: not needed. The reading changes through the day, so check again before a long run or ride.
What has the air quality in Chandler been like this week?
Over the last 7 days, the CAMS air-quality model put Chandler's daily AQI at 67 on average, from 58 on Nov 8 to an hourly peak of 87 on Nov 6. No day averaged above 100, the level where the air turns unhealthy for sensitive groups.
How much forest has the area around Chandler lost since 2001?
There was almost no forest around Chandler in 2000, so there has been almost nothing to lose since. Only fairly dense woodland counts as forest in these maps, so scattered street and garden trees don't show up here.
What is the tree count in Chandler?
Chandler has an estimated 18,221 trees across the 4.9 sq mi (12.57 km²) measured — 5.8% tree cover, 24 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Chandler need?
Chandler needs roughly 76,027 more trees to close a 24-point shortfall against its 30% tree-cover target — about 1,673 t of extra CO₂ absorbed per year once grown.
How are Chandler's air quality and tree cover measured?
Air quality is measured by ground monitoring stations near Downtown, via OpenAQ; the 7-day trend is the Open-Meteo / CAMS model's estimate. Tree cover is measured from Sentinel-2 L2A (ESA Copernicus) via Earth Search satellite imagery at 10 m detail across a 1.2 mi (2 km) radius around Downtown; the tree count is an estimate derived from that cover.
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