Schedule 3 Target values
Arsenic, cadmium, nickel and benzo(a)pyrene
| Pollutant | Target value for the total content in the PM10 fraction averaged over a calendar year | Date by which target value should be met |
|---|---|---|
| Arsenic | 6 ng/m3 | 31st December 2012 |
| Cadmium | 5 ng/m3 | 31st December 2012 |
| Nickel | 20 ng/m3 | 31st December 2012 |
| Benzo(a)pyrene | 1 ng/m3 | 31st December 2012 |
Ozone
| Objective | Averaging period | Target value | |
|---|---|---|---|
| Protection of human health | Maximum daily eight hour mean(a) | 120 µg/m3 not to be exceeded on more than 25 days per calendar year averaged over three years(b) | |
| Protection of vegetation | May to July | AOT 40 (calculated from 1h values) 18,000 µg/m3 .h averaged over five years(b) |