City report · Croatia
Split Air quality today
Air quality in Split currently reads AQI 72 (Moderate): Unusually sensitive people should consider limiting long outdoor exertion.
AQI 72
Air quality right now
Moderate
- PM2.5, fine particles (µg/m³)
- 17.2
- tree cover
- 29.2%
- trees in this area
- 62.9K
- more trees needed
- 1.7K
Measured across a 2 km radius around Grad, Split, Croatia (12.57 km²), from a satellite image of Sep 13, 2026. Lower AQI is better: 0–50 is Good, above 300 is Hazardous.
Split · AQI 72 (Moderate)
Split's tree count comes to 62,930 trees across 8.62 km² of land, 1 points below the 30% tree-cover level considered healthy for this area, so roughly 1,724 more trees would close the gap.
Air quality detail
Air quality in Split today: AQI 72, Moderate
Main pollutant: PM2.5 · Observed Nov 11, 12:00 local time via Open-Meteo / CAMS, corrected with 5 ground-station cities within 225 km, US EPA index. Values in µg/m³.
Estimate · model corrected with 5 station cities within 225 km, e.g. Mostar and Zenica
Health signal
Unusually sensitive people should consider limiting long outdoor exertion.
PM2.5
17.2
PM10
6.7
NO₂
5.5
O₃
54.0
SO₂
0.5
CO
150.0
- Outdoor exercise
- Fine for most people; unusually sensitive people should take long or hard exercise easier
- Windows
- Fine to open; close them if you are sensitive to pollution
- Mask
- Not needed for most people
- Air purifier
- Worth running if you are sensitive
Over the last 7 days, the CAMS air-quality model put Split's daily AQI at 61 on average, from 35 on Nov 11 to an hourly peak of 102 on Nov 7.
Where Split stands: the most polluted cities in the world right now · the cleanest
Tree cover detail
Tree cover in Split: Below target
29.2% tree cover against a 30% healthy-neighborhood target, across 8.62 km² of land.
Trees in this area
62,930
Target trees
64,654
More trees needed
1,724
CO₂ if planted / yr
37.9 t
Deforestation · 2001–2025
How much forest has Split lost?
Since 2001, the area within 10 km of Split has lost about 298 hectares of forest (about 420 football pitches): 26% of the forest it had in 2000. Most of it was lost to wildfires, so much of it can grow back. About 16 hectares (5.3%) was deforestation: forest cleared for good for farms, mines or towns.

2017: satellite photo from August 2017 of a 5 × 5 km area about 7 km east of the city center.
- Forest lost since 2001
- 298 haabout 420 football pitches
- Share of its forest
- 26%of what there was in 2000
- Cleared for good
- 16 hadeforestation: turned into farms, mines or towns
The worst year was 2010, when about 80 hectares of forest were lost, mostly to wildfires.
Hectares of forest lost each year
Show the figures as a table
| Year | Cleared for good | Can grow back | Total |
|---|---|---|---|
| 2001 | under 1 ha | 18 ha | 18 ha |
| 2002 | under 1 ha | 23 ha | 24 ha |
| 2003 | under 1 ha | under 1 ha | under 1 ha |
| 2004 | 2 ha | under 1 ha | 2 ha |
| 2005 | under 1 ha | under 1 ha | 2 ha |
| 2006 | under 1 ha | under 1 ha | under 1 ha |
| 2007 | under 1 ha | 1 ha | 2 ha |
| 2008 | under 1 ha | 2 ha | 3 ha |
| 2009 | under 1 ha | 9 ha | 9 ha |
| 2010 | under 1 ha | 80 ha | 80 ha |
| 2011 | under 1 ha | 34 ha | 35 ha |
| 2012 | under 1 ha | 9 ha | 9 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 | 62 ha | 62 ha |
| 2018 | under 1 ha | 7 ha | 8 ha |
| 2019 | 3 ha | under 1 ha | 3 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 | 2 ha | 18 ha | 20 ha |
| 2024 | under 1 ha | 17 ha | 17 ha |
| 2025 | 3 ha | under 1 ha | 3 ha |
What is causing deforestation around Split?
- Wildfirescan grow back91% · 271 ha
- Towns and roadscleared for good5% · 15 ha
- Loggingcan grow back3% · 9 ha
Also: farms, pasture and plantations, unknown causes.
Causes for 2025 are estimates, based on what caused forest loss in the same places up to 2024.
Forest gained and lost, 2000–2020
- Forest in 2000
- 1,450 ha
- Forest in 2020
- 1,040 ha
- Overall change
- −408 haless forest than in 2000
Comparing satellite maps from 2000 and 2020, the forest around Split shrank from about 1,450 hectares to 1,040 hectares, a net loss of about 408 hectares (−28%). New forest grew on about 38 hectares, but 446 hectares were lost.
These 2000 and 2020 maps, from the University of Maryland, count any land with trees taller than 5 m as forest, including plantations and orchards. Forest that was cut or burned and had grown back by 2020 counts in both years, so the loss here is smaller than the yearly figures.
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. Forest gained and lost 2000–2020: Potapov et al. 2022, UMD GLAD Global Land Cover and Land Use Change, CC BY 4.0. Images: contains modified Copernicus Sentinel data. How it's measured
In the same region
Measured cities near Split
Same 2 km radius, same index — so they compare directly.
- Mostar112.1 km
Bosnia and Herzegovina
- Tree cover
- 30%
- Air quality
- 64
- Zenica140.5 km
Bosnia and Herzegovina
- Tree cover
- 41%
- Air quality
- 152
- Banja Luka153.9 km
Bosnia and Herzegovina
- Tree cover
- 20%
- Air quality
- 154
- Sarajevo158.7 km
Bosnia and Herzegovina
- Tree cover
- 34%
- Air quality
- 222
- Herceg Novi207.2 km
Montenegro
- Tree cover
- 61%
- Air quality
- 84
Also compared:Split vs ZagrebSplit vs Rijeka
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Frequently asked
Questions about Split
What is the air quality (AQI) in Split right now?
The latest reading for Split shows an AQI of 72 (Moderate), observed Nov 11, 12:00 local time via Open-Meteo / CAMS, corrected with 5 ground-station cities within 225 km, US EPA index. The main pollutant is PM2.5. Unusually sensitive people should consider limiting long outdoor exertion.
Is it safe to exercise outside in Split today?
At AQI 72 (Moderate): fine for most people; unusually sensitive people should take long or hard exercise easier. Windows: fine to open; close them if you are sensitive to pollution. Masks: not needed for most people. The reading changes through the day, so check again before a long run or ride.
What has the air quality in Split been like this week?
Over the last 7 days, the CAMS air-quality model put Split's daily AQI at 61 on average, from 35 on Nov 11 to an hourly peak of 102 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 Split lost since 2001?
Since 2001, the area within 10 km of Split has lost about 298 hectares of forest (about 420 football pitches): 26% of the forest it had in 2000. Most of it was lost to wildfires, so much of it can grow back. About 16 hectares (5.3%) was deforestation: forest cleared for good for farms, mines or towns. Comparing satellite maps from 2000 and 2020, the forest around Split shrank from about 1,450 hectares to 1,040 hectares, a net loss of about 408 hectares (−28%). New forest grew on about 38 hectares, but 446 hectares were lost.
What is the tree count in Split?
Split has an estimated 62,930 trees across the 8.62 km² of land measured — 29.2% tree cover, 1 percentage points short of the 30% tree-cover target set for this area.
How many more trees does Split need?
Split needs roughly 1,724 more trees to close a 1-point shortfall against its 30% tree-cover target — about 37.9 t of extra CO₂ absorbed per year once grown.
How are Split'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 Grad; the tree count is an estimate derived from that cover.
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