Environmental issues

Air quality

Upper Hunter Air Quality Monitoring Network - map

 


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Wind rose explanation 

 

The numbers above for PM10 and PM2.5 indicate rolling 24-hour averages, while numbers for NO2, SO2, wind speed and wind direction values are hourly averaged data.  All readings are updated hourly.

 

According to the National Environment Protection Measure (NEPM) standards, the rolling 24-hour averages shown on the map for PM10 and PM2.5 are categorised as:

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This information is also available by calling the NSW OEH Environment Line: 131 555 (local call cost throughout NSW) or (02) 9995 5555 (if calling from outside NSW).

Disclaimer: The data used in the compilation of this page have undergone only preliminary quality assurance checks. These data may require modification during final stages of validation as a result of calibration changes, power failures, instrument failures etc.

Page last updated: 02 November 2012