Objectives included in the Air Quality Regulations 2000 and (Amendment)
Regulations 2002 for the purpose of Local Air Quality Management
| Pollutant |
Concentration |
Measured as |
Date to be achieved by |
| Benzene |
16.25 micrograms per cubic metre |
Running annual mean |
31 December 2003 |
| Benzene |
5.0 micrograms per cubic metre |
Annual mean |
31 December 2010 |
| 1,3 Butadiene |
2.25 micrograms per cubic metre |
Running annual mean |
31 December 2003 |
| Carbon monoxide |
10.0 milligrams per cubic metre |
Maximum daily running 8 hour mean |
31 December 2003 |
| Lead |
0.5 micrograms per cubic metre |
Annual mean |
31 December 2004 |
| Lead |
0.25 micrograms per cubic metre |
Annual mean |
31 December 2008 |
| Nitrogen dioxide |
200 micrograms per cubic metre not to be exceeded more than 18 times per year |
1 hour mean |
31 December 2005 |
| Nitrogen dioxide |
40 micrograms per cubic metre |
Annual mean |
31 December 2005 |
| Sulphur dioxide |
350 micrograms per cubic metre not to be exceeded more than 24 times per year |
1 hour mean |
31 December 2004 |
| Sulphur dioxide |
125 micrograms per cubic metre not to be exceeded more than 3 times per year |
24 hour mean |
31 December 2004 |
| Sulphur dioxide |
266 micrograms per cubic metre not to be exceeded more than 35 times per year |
15 minute mean |
31 December 2005 |
| Particulate PM10 (gravimetric) |
50 micrograms per cubic metre not to be exceeded more than 35 times per year |
Annual mean |
31 December 2004 |
| Particulate PM10 (gravimetric) |
40 micrograms per cubic metre |
Annual mean |
31 December 2004 |
| Particulate PM10 (gravimetric)- target not included in regulations) |
50 micrograms per cubic metre not to be exceeded more than 7 times per year |
24 hour mean |
31 December 2010 |
| Particulate PM10 (gravimetric) - target not included in regulations) |
20 micrograms per cubic metre |
Annual mean |
31 December 2010 |