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Air quality now: AQI31Good, Spring Valley

City report · Nevada, United States

Spring Valley Air quality today

Air quality in Spring Valley currently reads AQI 31 (Good): Air quality is satisfactory for everyone.

AQI 31

Air quality right now

Good

Main pollutant: PM2.5
PM2.5, fine particles (µg/m³)
5.6
tree cover
4.2%
trees in this area
13.2K
more trees needed
81.1K

Measured across a 1.2 mi (2 km) radius around Spring Valley, NV, 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.

Spring Valley · AQI 31 (Good)

Dark green marks tree cover detected inside the study radius.Sentinel-2 L2A (ESA Copernicus) via Earth Search, captured Sep 13, 2026

Spring Valley's tree count comes to 13,195 trees across 4.9 sq mi (12.57 km²), 26 points below the 30% tree-cover level considered healthy for this area, so roughly 81,053 more trees would close the gap.

Air quality detail

Air quality in Spring Valley today: AQI 31, 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 · Paul Meyer, 0.5 mi (800 m) away · median of 3 stations

Health signal

Air quality is satisfactory for everyone.

PM2.5

5.6

PM10

10.0

NO₂

46.3

O₃

32.4

SO₂

—

CO

572.8

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 Spring Valley's daily AQI at 44 on average, from 27 on Nov 6 to an hourly peak of 71 on Nov 7.

Last 7 days · model estimateavg 44 · peak 71
Nov 4: AQI 45 (peak 66)Nov 5: AQI 41 (peak 59)Nov 6: AQI 27 (peak 56)Nov 7: AQI 35 (peak 71)Nov 8: AQI 51 (peak 71)Nov 9: AQI 48 (peak 68)Nov 10: AQI 59 (peak 62)
Nov 4Nov 10

Where Spring Valley stands: the most polluted cities in the world right now · the cleanest

Tree cover detail

Tree cover in Spring Valley: Critically low

4.2% tree cover against a 30% healthy-neighborhood target, across 4.9 sq mi (12.57 km²).

26 points below target

Trees in this area

13,195

Target trees

94,248

More trees needed

81,053

CO₂ if planted / yr

1,783 t

Deforestation · 2001–2025

How much forest has Spring Valley lost?

There was very little forest around Spring Valley in 2000, about 13 acres (5 hectares), and about 4 acres (2 hectares) of it has been lost since. Only fairly dense woodland counts as forest in these maps, so scattered street and garden trees don't show up here.

Satellite image of the area around Spring Valley, June 2017

2017: satellite photo from June 2017 of a 5 × 5 km area in the city center.

The worst year was 2003, when about 2 acres (1 hectare) of forest were lost.

Forest lost each year around Spring Valley, 2001–2025

Acres of forest lost each year

Forest lost each year around Spring Valley, 2001–2025. Use the left and right arrow keys to read each year.2.47

Show the figures as a table
Forest lost each year around Spring Valley, 2001–2025
YearCleared for goodCan grow backTotal
2001under 1 haunder 1 haunder 1 ha
2002under 1 haunder 1 haunder 1 ha
2003under 1 haunder 1 ha2 acres (1 ha)
2004under 1 haunder 1 haunder 1 ha
2005under 1 haunder 1 haunder 1 ha
2006under 1 haunder 1 haunder 1 ha
2007under 1 haunder 1 haunder 1 ha
2008under 1 haunder 1 haunder 1 ha
2009under 1 haunder 1 haunder 1 ha
2010under 1 haunder 1 haunder 1 ha
2011under 1 haunder 1 haunder 1 ha
2012under 1 haunder 1 haunder 1 ha
2013under 1 haunder 1 haunder 1 ha
2014under 1 haunder 1 haunder 1 ha
2015under 1 haunder 1 haunder 1 ha
2016under 1 haunder 1 haunder 1 ha
2017under 1 haunder 1 haunder 1 ha
2018under 1 haunder 1 haunder 1 ha
2019under 1 haunder 1 haunder 1 ha
2020under 1 haunder 1 haunder 1 ha
2021under 1 haunder 1 haunder 1 ha
2022under 1 haunder 1 haunder 1 ha
2023under 1 haunder 1 haunder 1 ha
2024under 1 haunder 1 haunder 1 ha
2025under 1 haunder 1 haunder 1 ha

What is causing deforestation around Spring Valley?

  • Towns and roadscleared for good40% · under 1 ha
  • Unknown causescause unknown53% · under 1 ha

Causes for 2025 are estimates, based on what caused forest loss in the same places up to 2024.

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 Spring Valley

Same 2 km radius, same index — so they compare directly.

  • Las Vegas

    United States

    12.2 km
    Tree cover
    2%
    Air quality
    53
  • Henderson

    United States

    24.8 km
    Tree cover
    1%
    Air quality
    25
  • Victorville

    United States

    255.0 km
    Tree cover
    12%
    Air quality
    2
  • San Bernardino

    United States

    289.9 km
    Tree cover
    6%
    Air quality
    31
  • Fontana

    United States

    299.9 km
    Tree cover
    8%
    Air quality
    30
  • Moreno Valley

    United States

    301.5 km
    Tree cover
    6%
    Air quality
    32

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Spring Valley air quality (AQI) and tree cover — measured by Airleaf
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Frequently asked

Questions about Spring Valley

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

The latest reading for Spring Valley shows an AQI of 31 (Good), measured Nov 11, 08:00 local time by 3 ground monitoring stations via OpenAQ (the median of their readings; the nearest is Paul Meyer, 0.5 mi (800 m) away). The main pollutant is PM2.5. Air quality is satisfactory for everyone.

Is it safe to exercise outside in Spring Valley today?

At AQI 31 (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 Spring Valley been like this week?

Over the last 7 days, the CAMS air-quality model put Spring Valley's daily AQI at 44 on average, from 27 on Nov 6 to an hourly peak of 71 on Nov 7. No day averaged above 100, the level where the air turns unhealthy for sensitive groups.

How much forest has the area around Spring Valley lost since 2001?

There was very little forest around Spring Valley in 2000, about 13 acres (5 hectares), and about 4 acres (2 hectares) of it has been lost 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 Spring Valley?

Spring Valley has an estimated 13,195 trees across the 4.9 sq mi (12.57 km²) measured — 4.2% tree cover, 26 percentage points short of the 30% tree-cover target set for this area.

How many more trees does Spring Valley need?

Spring Valley needs roughly 81,053 more trees to close a 26-point shortfall against its 30% tree-cover target — about 1,783 t of extra CO₂ absorbed per year once grown.

How are Spring Valley's air quality and tree cover measured?

Air quality is measured by ground monitoring stations near Spring Valley, 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 Spring Valley; the tree count is an estimate derived from that cover.

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