City report · Coquimbo Region, Chile
La Serena Air quality today
Air quality in La Serena currently reads AQI 24 (Good): Air quality is satisfactory for everyone.
AQI 24
Air quality right now
Good
- PM2.5, fine particles (µg/m³)
- 4.2
- tree cover
- 10.4%
- trees in this area
- 32.6K
- more trees needed
- 61.5K
Measured across a 2 km radius around La Serena, Coquimbo, Chile (12.57 km²), from a satellite image of Sep 22, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
La Serena · AQI 24 (Good)
La Serena's tree count comes to 32,640 trees across 12.56 km² of land, 20 points below the 30% tree-cover level considered healthy for this area, so roughly 61,514 more trees would close the gap.
Air quality detail
Air quality in La Serena today: AQI 24, Good
Main pollutant: PM2.5 · Observed Nov 10, 10:00 local time via Open-Meteo / CAMS, US EPA index. Values in µg/m³.
Model estimate · no ground station nearby
Health signal
Air quality is satisfactory for everyone.
PM2.5
4.2
PM10
5.4
NO₂
4.2
O₃
53.0
SO₂
9.9
CO
143.0
- 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 La Serena's daily AQI at 47 on average, from 31 on Nov 10 to an hourly peak of 60 on Nov 5.
Where La Serena stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in La Serena: Critically low
10.4% tree cover against a 30% healthy-neighborhood target, across 12.56 km² of land.
Trees in this area
32,640
Target trees
94,154
More trees needed
61,514
CO₂ if planted / yr
1,353 t
Deforestation · 2001–2025
How much forest has La Serena lost?
There was very little forest around La Serena in 2000, about 20 hectares, and about 4 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.
2018: satellite photo from August 2018 of a 5 × 5 km area in the city center.
The worst year was 2001, when about 1 hectare of forest were lost.
Hectares of forest lost each year
Show the figures as a table
| Year | Cleared for good | Can grow back | Total |
|---|---|---|---|
| 2001 | 1 ha | under 1 ha | 1 ha |
| 2002 | under 1 ha | under 1 ha | under 1 ha |
| 2003 | under 1 ha | under 1 ha | under 1 ha |
| 2004 | under 1 ha | under 1 ha | under 1 ha |
| 2005 | under 1 ha | under 1 ha | under 1 ha |
| 2006 | under 1 ha | under 1 ha | under 1 ha |
| 2007 | under 1 ha | under 1 ha | under 1 ha |
| 2008 | under 1 ha | under 1 ha | under 1 ha |
| 2009 | under 1 ha | under 1 ha | under 1 ha |
| 2010 | under 1 ha | under 1 ha | under 1 ha |
| 2011 | under 1 ha | under 1 ha | under 1 ha |
| 2012 | under 1 ha | under 1 ha | under 1 ha |
| 2013 | under 1 ha | under 1 ha | under 1 ha |
| 2014 | under 1 ha | under 1 ha | under 1 ha |
| 2015 | under 1 ha | under 1 ha | under 1 ha |
| 2016 | under 1 ha | under 1 ha | under 1 ha |
| 2017 | under 1 ha | under 1 ha | under 1 ha |
| 2018 | under 1 ha | under 1 ha | under 1 ha |
| 2019 | under 1 ha | under 1 ha | under 1 ha |
| 2020 | under 1 ha | under 1 ha | under 1 ha |
| 2021 | under 1 ha | under 1 ha | under 1 ha |
| 2022 | under 1 ha | under 1 ha | under 1 ha |
| 2023 | under 1 ha | under 1 ha | under 1 ha |
| 2024 | under 1 ha | under 1 ha | under 1 ha |
| 2025 | under 1 ha | under 1 ha | under 1 ha |
What is causing deforestation around La Serena?
- Farms, pasture and plantationscleared for good60% · 2 ha
- Loggingcan grow back17% · under 1 ha
- Towns and roadscleared for good5.7% · under 1 ha
Also: unknown causes.
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 La Serena
Same 2 km radius, same index — so they compare directly.
Build your own
Compare La Serena with anywhere
This place
La Serena
Use this data
Put La Serena's numbers on your site
Free to embed. Updates itself as the measurement refreshes.
Frequently asked
Questions about La Serena
What is the air quality (AQI) in La Serena right now?
The latest reading for La Serena shows an AQI of 24 (Good), observed Nov 10, 10:00 local time via Open-Meteo / CAMS, US EPA index. The main pollutant is PM2.5. Air quality is satisfactory for everyone.
Is it safe to exercise outside in La Serena today?
At AQI 24 (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 La Serena been like this week?
Over the last 7 days, the CAMS air-quality model put La Serena's daily AQI at 47 on average, from 31 on Nov 10 to an hourly peak of 60 on Nov 5. No day averaged above 100, the level where the air turns unhealthy for sensitive groups.
How much forest has the area around La Serena lost since 2001?
There was very little forest around La Serena in 2000, about 20 hectares, and about 4 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 La Serena?
La Serena has an estimated 32,640 trees across the 12.56 km² of land measured — 10.4% tree cover, 20 percentage points short of the 30% tree-cover target set for this area.
How many more trees does La Serena need?
La Serena needs roughly 61,514 more trees to close a 20-point shortfall against its 30% tree-cover target — about 1,353 t of extra CO₂ absorbed per year once grown.
How are La Serena's air quality and tree cover measured?
Air quality comes from ground monitoring stations via OpenAQ where one reports nearby, and otherwise, as here, from the Open-Meteo / CAMS model, which may differ from street-level monitors. 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 La Serena; 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