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Australia AQI Analytics

OpenAQ-derived PM2.5 and PM10 history for 59 cities, mapped to AQI Now city pages and normalized to the US EPA AQI scale.

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Cities
59

with OpenAQ history

Locations
151

mapped monitors

Daily rows
17,509

2023-12-31 to 2024-12-31

Avg EPA AQI
26

5.2 ug/m3 PM2.5

Current data story

The highest average AQI in this pilot slice is Palmerston, with an EPA AQI average of 45 and PM2.5 around 10.7 ug/m3. Its worst month is October.

Source: OpenAQ local parquet plus raw CSV coordinate recovery. Build 2026-05-12T00:27:56.105574+00:00.

Country average
26
US EPA scale
PM2.5 5.2 ug/m3 · PM10 11.7 ug/m3

Analytics tools

Cities ranked by average AQI

CityAvg AQIPM2.5Worst monthTrendCoverage
Palmerston
Northern Territory, Australia
4510.7 ug/m3Octobern/a114 days · 1 locations
Wodonga
Victoria, Australia
399.4 ug/m3Apriln/a356 days · 1 locations
Traralgon
Victoria, Australia
356.9 ug/m3Junen/a265 days · 2 locations
Rochedale
Queensland, Australia
356.9 ug/m3Septembern/a363 days · 3 locations
Moranbah
Queensland, Australia
346.7 ug/m3Novembern/a363 days · 2 locations
Queanbeyan
New South Wales, Australia
336.7 ug/m3Junen/a330 days · 1 locations
Mackay
Queensland, Australia
336.0 ug/m3Septembern/a360 days · 1 locations
Ipswich
Queensland, Australia
336.4 ug/m3Septembern/a363 days · 3 locations
Mount Evelyn
Victoria, Australia
336.9 ug/m3Mayn/a363 days · 2 locations
Canberra
Australian Capital Territory, Australia
326.4 ug/m3Junen/a365 days · 6 locations
Brisbane
Queensland, Australia
326.1 ug/m3Septembern/a363 days · 5 locations
Maryborough
Queensland, Australia
325.9 ug/m3Novembern/a335 days · 1 locations
Sydney
New South Wales, Australia
326.7 ug/m3Augustn/a327 days · 4 locations
Emerald
Queensland, Australia
326.0 ug/m3Septembern/a347 days · 1 locations
Flemington
New South Wales, Australia
326.5 ug/m3Mayn/a366 days · 4 locations
Coomera
Queensland, Australia
326.0 ug/m3Septembern/a360 days · 1 locations
Cairns
Queensland, Australia
325.8 ug/m3Septembern/a360 days · 1 locations
Wangaratta
Victoria, Australia
327.0 ug/m3Apriln/a255 days · 1 locations
Maroochydore
Queensland, Australia
315.7 ug/m3Septembern/a360 days · 1 locations
Townsville
Queensland, Australia
305.7 ug/m3Septembern/a359 days · 4 locations
Melbourne
Victoria, Australia
306.0 ug/m3Mayn/a265 days · 17 locations
Narangba
Queensland, Australia
305.8 ug/m3Septembern/a360 days · 2 locations
Gladstone
Queensland, Australia
305.5 ug/m3Octobern/a363 days · 8 locations
Mount Isa
Queensland, Australia
306.2 ug/m3Novembern/a360 days · 1 locations

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