Heavy Metal Levels at Castlebar

The Environmental Protection Agency manages the National Ambient Air Quality Network.

Four heavy metals are measured as part of the PM10 sampling. Particulate matter sampled filters are digested and analysed in the laboratory.

Heavy Metal monitoring commenced at this site in January 2014.

 

The latest available results for Heavy Metals are:

Averaging Period: 1 May 2016 - 30 Apr 2017

Nickel

Average Concentration: 0.30 ng m-3
This is below the lower assessment threshold of 10.0 ng m-3

Arsenic

Average Concentration: 0.10 ng m-3
This is below the lower assessment threshold of 2.4 ng m-3

Cadmium

Average Concentration: 0.09 ng m-3
This is below the lower assessment threshold of 2.0 ng m-3

Lead

Average Concentration: 0.003 ug m-3
This is below the lower assessment threshold of 0.25 ug m-3