Advisories:
.png)
| County | Site | Units | 8-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| NIRE | Belfast Centre AURN | µg/m³ | 72 | 04 PM | 77.6 | 01 PM |
| NE England | Bradford Apperley Bridge Marina Zephyr | µg/m³ | 75.5 | 05 PM | 86.6 | 03 PM |
| NE England | Bradford Cavendish Prim Sch Hall Rd Zephyr | µg/m³ | 81.8 | 05 PM | 84.2 | 01 PM |
| NE England | Bradford East Bowling Flockton Grove Zephyr | µg/m³ | 68.4 | 05 PM | 79.6 | 02 PM |
| NE England | Bradford Girlington St Leonards Road Zephyr | µg/m³ | 75.6 | 05 PM | 81.3 | 01 PM |
| NE England | Bradford Gt Horton All Saints Prim Sch Zephyr | µg/m³ | 56.2 | 01 AM | 51.3 | 09 AM |
| NE England | Bradford Horton Aberdeen Place Zephyr | µg/m³ | 85.7 | 05 PM | 90.6 | 01 PM |
| NE England | Bradford Ilkley Grove Road Zephyr | µg/m³ | 76.4 | 05 PM | 84.2 | 02 PM |
| NE England | Bradford Keighley Zephyr | µg/m³ | 58.5 | 05 PM | 62.1 | 12 PM |
| NE England | Bradford Low Moor First Street Zephyr | µg/m³ | 67.1 | 05 PM | 72.4 | 01 PM |
| NE England | Bradford Saltaire Titus Street Zephyr | µg/m³ | 70.5 | 05 PM | 75.8 | 03 PM |
| NE England | Bradford Silsden Hothfield Street Zephyr | µg/m³ | 64 | 05 PM | 69.8 | 02 PM |
| SW England | Bristol St Paul's AURN | µg/m³ | 72.4 | 04 PM | 80.6 | 11 AM |
| SE England | Canterbury AURN | µg/m³ | 85.7 | 04 PM | 92.2 | 01 PM |
| NE England | Hull Freetown AURN | µg/m³ | 75.4 | 01 AM | 85 | 11 AM |
| Midlands | Leicester University AURN | µg/m³ | 82.4 | 02 PM | 93.2 | 11 AM |
| NW England | Liverpool Speke AURN | µg/m³ | 75.8 | 02 PM | 80.6 | 12 PM |
| London | London Haringey Priory Park South AURN | µg/m³ | ||||
| NE England | Newcastle Centre AURN | µg/m³ | 76.8 | 01 AM | 88.6 | 10 AM |
| NE England | Newcastle Cradlewell Roadside AURN | µg/m³ | ||||
| East Anglia | Norwich Lakenfields AURN | µg/m³ | 76.3 | 02 PM | 84.6 | 12 PM |
| NW England | Nottingham Kenmore Gardens AURN | µg/m³ | 82 | 02 PM | 89 | 11 AM |
| SE England | Portsmouth AURN | µg/m³ | 54.4 | 02 PM | 72.4 | 11 AM |
| NW England | Preston AURN | µg/m³ | 78.4 | 02 PM | 84.4 | 11 AM |
| SE England | Reading New Town AURN | µg/m³ | 49.5 | 02 PM | 64.9 | 12 PM |
| SE England | Rochester Stoke AURN | µg/m³ | 78.7 | 02 PM | 84.8 | 12 PM |
| SW England | South Glos Coldharbour Lane A4174 | µg/m³ | 71.3 | 05 PM | 82 | 02 PM |
| NE England | South Tyneside Edinburgh Road | µg/m³ | ||||
| SE England | Southampton Centre AURN | µg/m³ | 39.4 | 02 PM | 64.1 | 12 PM |
| Midlands | Stoke-on-Trent Centre AURN | µg/m³ | 79.1 | 02 PM | 84 | 08 AM |
| NE England | Sunderland Silksworth AURN CLOSED | µg/m³ | 84.9 | 02 PM | 94.8 | 12 PM |
| SE England | Thurrock AURN | µg/m³ | 72 | 02 PM | 80.4 | 11 AM |
| East Anglia | Weybourne AURN | µg/m³ | 91.8 | 01 AM | 91.2 | 02 AM |
| NW England | Wirral Tranmere AURN | µg/m³ | 85.4 | 02 PM | 88 | 12 PM |
