Dartford St Clements Roadside closed on 22/03/2018. You can still view any information available using the Site Information tab, or find data in the Data section.
| Pollutants shown in graph | |
|---|---|
| Parameter | Parameter Name |
| NO | Nitric oxide |
| NO2 | Nitrogen dioxide |
| NOXasNO2 | Nitrogen oxides as nitrogen dioxide |
| PM10 | PM10 Particulate Matter |
| Parameter | Date Started | Date Ended |
|---|---|---|
| Nitric oxide | 21/06/1999 | 22/03/2018 |
| Nitrogen dioxide | 21/06/1999 | 22/03/2018 |
| Nitrogen oxides as nitrogen dioxide | 21/06/1999 | 22/03/2018 |
| PM10 particulate matter (Grav Equiv) | 21/06/1999 | 22/03/2018 |