City report · Nevada, United States
Henderson Air quality today
Air quality in Henderson currently reads AQI 26 (Good): Air quality is satisfactory for everyone.
Air quality right now
AQI 26
Good
- PM2.5, fine particles (µg/m³)
- 4.6
- tree cover
- 1.3%
- trees in this area
- 4.1K
- more trees needed
- 90.0K
Measured across a 1.2 mi (2 km) radius around Townsite, Henderson, NV, USA (4.9 sq mi), from a satellite image of Sep 11, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
Henderson · AQI 26 (Good)
Henderson's tree count comes to 4,076 trees across 4.8 sq mi (12.54 km²) of land, 29 points below the 30% tree-cover level considered healthy for this area, so roughly 89,983 more trees would close the gap.
Air quality detail
Air quality in Henderson today: AQI 26, Good
Main pollutant: PM2.5 · Observed Nov 11, 06:00 local time via OpenAQ ground stations, US EPA index. Values in µg/m³.
Ground station · GreenValley, 4.0 mi (6.5 km) away
Health signal
Air quality is satisfactory for everyone.
PM2.5
4.6
PM10
16.0
NO₂
—
O₃
—
SO₂
—
CO
—
Data: OpenAQ · AirNow
- 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 Henderson's daily AQI at 40 on average, from 26 on Nov 6 to an hourly peak of 66 on Nov 8.
Where Henderson stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in Henderson: Critically low
1.3% tree cover against a 30% healthy-neighborhood target, across 4.8 sq mi (12.54 km²) of land.
Trees in this area
4,076
Target trees
94,059
More trees needed
89,983
CO₂ if planted / yr
1,980 t
Deforestation · 2001–2025
How much forest has Henderson lost?
There was almost no forest around Henderson 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 Henderson
Same 2 km radius, same index — so they compare directly.
- Paradise16.1 km
United States
- Tree cover
- 2%
- Air quality
- 34
- Las Vegas20.5 km
United States
- Tree cover
- 2%
- Air quality
- 60
- Enterprise23.4 km
United States
- Tree cover
- 1%
- Air quality
- 19
- Spring Valley24.8 km
United States
- Tree cover
- 4%
- Air quality
- 25
- Victorville268.1 km
United States
- Tree cover
- 12%
- Air quality
- 28
- San Bernardino300.4 km
United States
- Tree cover
- 6%
- Air quality
- 35
Build your own
Compare Henderson with anywhere
This place
Henderson
Use this data
Put Henderson's numbers on your site
Free to embed. Updates itself as the measurement refreshes.
Frequently asked
Questions about Henderson
What is the air quality (AQI) in Henderson right now?
The latest reading for Henderson shows an AQI of 26 (Good), measured Nov 11, 06:00 local time by the GreenValley ground monitoring station, 4.0 mi (6.5 km) away, via OpenAQ. The main pollutant is PM2.5. Air quality is satisfactory for everyone.
Is it safe to exercise outside in Henderson today?
At AQI 26 (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 Henderson been like this week?
Over the last 7 days, the CAMS air-quality model put Henderson's daily AQI at 40 on average, from 26 on Nov 6 to an hourly peak of 66 on Nov 8. No day averaged above 100, the level where the air turns unhealthy for sensitive groups.
How much forest has the area around Henderson lost since 2001?
There was almost no forest around Henderson 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 Henderson?
Henderson has an estimated 4,076 trees across the 4.8 sq mi (12.54 km²) of land measured — 1.3% tree cover, 29 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Henderson need?
Henderson needs roughly 89,983 more trees to close a 29-point shortfall against its 30% tree-cover target — about 1,980 t of extra CO₂ absorbed per year once grown.
How are Henderson's air quality and tree cover measured?
Air quality is measured by ground monitoring stations near Townsite, 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 Townsite; the tree count is an estimate derived from that cover.
See your own area
What does your neighborhood look like?
Pick any point and radius to get the same air-quality and tree-cover breakdown.
Check my address