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Results - data and trends

The link below points to a file that contains the source data to this indicator's graph and any additional data. The file is in comma separated (csv) format and intended to be opened in spreadsheet software.

Download the data file
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The graph below shows that in Hamilton and Te Kuiti, motor vehicles contribute the highest amounts of CO to the air. In Tokoroa, Waihi, Matamata, Putaruru, Ngaruawahia, Te Awamutu and Turangi home heating contributes the most carbon monoxide. In Taupo motor vehicles and domestic heating contribute almost equally to carbon monoxide concentrations.

  • All industry data were collected between 2004 and 2007.
  • Find out more about air quality around the Waikato region.


Graph showing percentage of air samples with CO levels from domestic heating, Motor vehicles and industry