The latest available results for Heavy Metals are:
Nickel
Average Concentration: 0.25 ng m-3Averaging Period: 01/01/11 - 31/07/11
This is below the lower assessment threshold of 10.0 ng m-3
Arsenic
Average Concentration: 0.22 ng m-3Averaging Period: 01/01/11 - 31/07/11
This is below the lower assessment threshold of 2.4 ng m-3
Cadmium
Average Concentration: 0.46 ng m-3Averaging Period: 01/01/11 - 31/07/11
This is below the lower assessment threshold of 2.0 ng m-3
Lead
Average Concentration: 0.001 ug m-3Averaging Period: 01/01/11 - 31/07/11
This is below the lower assessment threshold of 0.25 ug m-3