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| 24-4 Air Quality by Area Type and Roadside Condition (2003) | ||||||||||||
| (microgram/cu.m.) | ||||||||||||
| Area Type | Annual Average Air Pollutant Concentrations | |||||||||||
| Total | Respirable | |||||||||||
| and Roadside | Sulphur | Nitrogen | Suspended | Suspended | ||||||||
| Dioxide | Dioxide | Particulates | Particulates | |||||||||
| Urban | 19 | 63 | 77 | 53 | ||||||||
| New Town | 16 | 51 | 79 | 56 | ||||||||
| Rural | 12 | 13 | - | 47 | ||||||||
| Roadside | 17 | 95 | 116 | 76 | ||||||||