Exceedences
| Nitrogen Dioxide Exceedences | |||||
| Total period : 19/10/2020 00:00 - 25/10/2020 24:00 | |||||
| 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 | 11.25 | 29.05 | 22.26 | ||
| Max | 35.15 | 86.31 | 65.77 | ||
| Sdv | 0.56 | 1.33 | 1.28 | ||
| Geom. mean | 8.93 | 23.91 | 14.97 | ||
| 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 | 21/10/2020 | 22/10/2020 | 21/10/2020 | ||
| Time of max | 07:00:00 | 07:00:00 | 09:00:00 | ||
| Perc:99.8 % | 35.15 | 86.31 | 65.77 | ||
All data supplied are non-validated and for information only.