The text on this page has been created from Hansard archive content, it may contain typographical errors.
Mr. Meacher
To ask the Secretary of State for Transport how many pollution monitoring centres are now operating in regard to vehicle emissions in each of the largest 20 cities in the United Kingdom. [32680]
Mr. Clappison
I have been asked to reply.The following table shows nitrogen dioxide, NO
2 , and volatile organic compounds, VOCs, monitoring sites where the results are representive of vehicle emissions for the 20 largest cities in the United Kingdom:
City
| Automatic NO2 sites
| Automatic VOC's sites
| NO2 diffusion tube sites
|
| Greater London | 5 | 2 | 72 |
| Birmingham | 2 | 1 | 4 |
| Glasgow | 1 | — | 4 |
| Liverpool | 1 | — | — |
| Sheffield | 1 | — | — |
| Leeds | 1 | 1 | 4 |
| Manchester | 1 | — | 4 |
| Bristol | 1 | 1 | 4 |
| Edinburgh | 1 | 1 | 4 |
| Leicester | 1 | — | — |
| Kingston upon Hull | 1 | — | 4 |
| Coventry | — | — | 4 |
| Belfast | 1 | 1 | 4 |
| Bradford | — | — | 4 |
| Nottingham | — | — | 4 |
| Stoke on Trent | — | — | 4 |
| Cardiff | 1 | 1 | — |
| Wolverhampton | — | — | 4 |
| Plymouth | — | — | — |
| Derby | — | — | 4 |