Australia · Western Australia · 2 cities
Air quality in Western Australia today The AQI right now, city by city
Right now, Perth has the cleanest air of the 2 cities we track in Western Australia (AQI 12, Good), and Mandurah the worst (AQI 14, Good). Perth has the most tree cover, at 18.1% — #16 of 21 cities measured in Australia.
Every city is measured the same way, over the same 2 km around its center: the air quality right now, from ground stations where there are any, and its tree cover.
- cities tracked
- 2
- average tree cover
- 14.6%
- Australia: 26.4%
- worst air now: Mandurah
- 14
- cleanest air now: Perth
- 12
Lower is better on the US EPA index: 0–50 is Good, above 300 is Hazardous. Measured by Airleaf, refreshed hourly.
Western Australia
Air quality today across Western Australia, city by city
| Perth | 12Good | 18.1% | 30.3K | #16 of 21 |
|---|---|---|---|---|
| Mandurah | 14Good | 11.1% | 40.9K | #21 of 21 |
Air quality is the US AQI from ground monitoring stations via OpenAQ where available, otherwise the Open-Meteo / CAMS model, refreshed hourly. Tree cover is measured within 2 km of each city center from Sentinel-2 imagery; the rank compares every city measured in Australia.
Deforestation · 2001–2025
How much forest has Western Australia lost?
Since 2001, Western Australia has lost about 2.43 million hectares of forest (about 24,000 km²): 43% of the forest it had in 2000. Most of it was lost to wildfires, so much of it can grow back. About 86,800 hectares (3.6%) was deforestation: forest cleared for good for farms, mines or towns.
- Forest lost since 2001
- 2.43 million haabout 24,000 km²
- Share of its forest
- 43%of what there was in 2000
- Cleared for good
- 86,800 hadeforestation: turned into farms, mines or towns
Hectares of forest lost each year
Show the figures as a table
| Year | Cleared for good | Can grow back | Total |
|---|---|---|---|
| 2001 | 2,050 ha | 136,000 ha | 138,000 ha |
| 2002 | 3,550 ha | 216,000 ha | 220,000 ha |
| 2003 | 3,510 ha | 177,000 ha | 181,000 ha |
| 2004 | 5,170 ha | 21,500 ha | 26,700 ha |
| 2005 | 4,580 ha | 65,600 ha | 70,200 ha |
| 2006 | 6,160 ha | 61,400 ha | 67,500 ha |
| 2007 | 5,490 ha | 72,200 ha | 77,700 ha |
| 2008 | 5,480 ha | 80,100 ha | 85,600 ha |
| 2009 | 5,050 ha | 34,500 ha | 39,600 ha |
| 2010 | 4,060 ha | 198,000 ha | 203,000 ha |
| 2011 | 4,110 ha | 34,300 ha | 38,400 ha |
| 2012 | 4,110 ha | 47,700 ha | 51,800 ha |
| 2013 | 2,970 ha | 42,000 ha | 44,900 ha |
| 2014 | 3,710 ha | 23,500 ha | 27,200 ha |
| 2015 | 2,800 ha | 123,000 ha | 126,000 ha |
| 2016 | 4,360 ha | 135,000 ha | 139,000 ha |
| 2017 | 2,600 ha | 45,000 ha | 47,600 ha |
| 2018 | 2,630 ha | 85,100 ha | 87,700 ha |
| 2019 | 2,400 ha | 186,000 ha | 189,000 ha |
| 2020 | 2,240 ha | 273,000 ha | 276,000 ha |
| 2021 | 2,170 ha | 46,500 ha | 48,700 ha |
| 2022 | 1,360 ha | 43,700 ha | 45,100 ha |
| 2023 | 1,520 ha | 52,000 ha | 53,500 ha |
| 2024 | 1,250 ha | 65,900 ha | 67,200 ha |
| 2025 | 3,470 ha | 79,500 ha | 82,900 ha |
Forest loss is slowing down: about 59,500 hectares a year in 2021–2025, down from 148,000 hectares a year in 2016–2020. The worst year was 2020, when about 276,000 hectares of forest were lost, mostly to wildfires.
What is causing deforestation in Western Australia?
- Wildfirescan grow back87% · 2.12 million ha
- Loggingcan grow back7.9% · 193,000 ha
- Farms, pasture and plantationscleared for good2% · 49,300 ha
Also: mining and energy, towns and roads, storms, floods and other natural causes, unknown causes.
Causes for 2025 are estimates, based on what caused forest loss in the same places up to 2024.
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. How it's measured
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Cleaner air at home in Western Australia
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