Exceedences
| Nitrogen Dioxide Exceedences | |||||
| Total period : 06/08/2020 04:00 - 13/08/2020 04:00 | |||||
| Integration time : 1.0 Hours, Observation limit :1 | |||||
| Swansea AURN | Morriston | Morfa | Hafod DOAS | St Thomas DOAS | |
| [ppb] | [ppb] | [ppb] | [ug/m3] | [ug/m3] | |
| Mean | 10.74 | 26.45 | 25.61 | ||
| Max | 28.50 | 66.27 | 74.05 | ||
| Sdv | 0.46 | 1.05 | 0.85 | ||
| Geom. mean | 9.56 | 22.77 | 23.47 | ||
| Exceedance Limit | 105.00 | 105.00 | 105.00 | 200.00 | 200.00 |
| Exceedance (%) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Exceedance Count | 0 | 0 | 0 | 0 | 0 |
| Exceedance (Hours) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Date of max | 11/08/2020 | 12/08/2020 | 11/08/2020 | ||
| Time of max | 21:00:00 | 09:00:00 | 19:00:00 | ||
| Perc:99.8 % | 28.50 | 66.27 | 74.05 | ||
All data supplied are non-validated and for information only.