Extract:

Summary

• No breach of national air quality standards occurred in January 2024.
• Overall, the average PM₁₀ level in January increased by 15% compared to the previous year, whereas the average NO₂ concentration increased by 5%. Air pollutant concentrations vary across different stations within the monitoring network.
• The Customs Street and Penrose sites recorded the highest levels of NO₂ and SO₂ concentrations respectively in January 2024.

It is important to note that air quality at a monitoring site can vary from year to year due to weather and other influences (See Auckland air quality report, October 2021). For a brief short-term trend analysis of key pollutants concentration changes, please see Table 2.

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Where to view our data

Data can be viewed on the environmental data portal, the LAWA website LAWA or requested from environmentaldata@aucklandcouncil.govt.nz

Full state and trends analyses and reports are prepared every few years (the most recent report is Trends in Auckland’s air quality 2006-2018).

The 2022 Annual data report is available on the Knowledge Auckland website.

See also, the frequently asked questions about the Auckland air quality monitoring programme.

This edition includes a focus on the Takapuna air quality monitoring site.

Auckland Council, February 2024

Previous reports

January

2023

December

November

October