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Real-time Air Quality Data - Gretna

​​​This page contains real-time data from the BLANkET air station at Gretna (Derwent valley, Tasmania) for today and yesterday. The Gretna station is approximately 300m south-west of the town centre.

Today's data from Gretna BLANkET station

The plots below show PM10 and PM2.5 indicative data (top) and meteorological data (bottom) measured today at Gretna.

The most recent measurements are shown in the boxes to the right of the plots below.

Gretna real-time air data, image plotKey:

T - air temperature
RH - relative humidity
WS - wind speed
WD - wind direction
RF - daily rain fall 
P - mean sea-level pressure (MSLP)​

The meteorological data are provided as a guide to interpreting the air quality data. They should not be used in place of Bureau of Meteorology data for determining weather conditions in a given region.

​Please Note: subject to network connectivity, this plot will be updated approximately every 10 minutes during the day. Use the 'Refresh' or 'Reload' button on your browser (or press F5) to refresh the plot. If networking issues do not allow real-time access on a given day the plot will show the most recently available data.

More information about interpreting the plots

Air quality health categories

The Tasmanian Department of Health provides the following air quality health categories based on the hour-averaged PM2.5 value:​

Good: up to 10 micrograms per cubic metre
Fair: 10 to 25 micrograms per cubic metre;
Poor: 25 to 100 micrograms per cubic metre
​Very poor: over 100 micrograms per cubic metre.

See the Department of Health Track Air Quality page for more information (scroll to the bottom of the page for category information​).​​​

Yesterday's data from Gretna BLANkET station

The plots below show PM10 and PM2.5 indicative data (top) and meteorological data (bottom) measured yesterday at Gretna (Derwent valley, Tasmania).

The day-average measurements are shown in the boxes to the right of the plots below.

Gretna air data from yesterday, image plotWe would like to acknowledge the support of Southern Water for assisting in the installation and operation of the station.

Please Note: if network connectivity has prevented remote access to the station the plot will show the most recently available complete day of data.

Air Specialist
134 Macquarie Street
Hobart TAS 7000
Phone: 03 6165 4599 Fax: 03 6173 0254
Email: Enquiries@epa.tas.gov.au