Advisories:
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| County | Site | Units | 8-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| NIRE | Belfast Centre AURN | µg/m³ | 88.3 | 07 PM | 96 | 12 PM |
| SW England | Bristol St Paul's AURN | µg/m³ | 104.3 | 07 PM | 110 | 04 PM |
| SE England | Canterbury AURN | µg/m³ | 104.7 | 07 PM | 111 | 04 PM |
| NE England | Hull Freetown AURN | µg/m³ | 80.8 | 07 PM | 88 | 06 PM |
| Midlands | Leicester University AURN | µg/m³ | 90 | 06 PM | 94 | 04 PM |
| NW England | Liverpool Speke AURN | µg/m³ | 98.3 | 07 PM | 104 | 02 PM |
| London | London Haringey Priory Park South AURN | µg/m³ | 99.8 | 07 PM | 106 | 03 PM |
| NE England | Newcastle Centre AURN | µg/m³ | 110.5 | 07 PM | 116 | 03 PM |
| NE England | Newcastle Cradlewell Roadside AURN | µg/m³ | ||||
| East Anglia | Norwich Lakenfields AURN | µg/m³ | 93 | 07 PM | 96 | 02 PM |
| Midlands | Nottingham Centre AURN CLOSED | µg/m³ | 82.5 | 07 PM | 88 | 03 PM |
| SE England | Portsmouth AURN | µg/m³ | 84.3 | 08 PM | 86 | 02 PM |
| NW England | Preston AURN | µg/m³ | 102.8 | 07 PM | 114 | 03 PM |
| SE England | Reading New Town AURN | µg/m³ | ||||
| SE England | Rochester Stoke AURN | µg/m³ | 104.8 | 08 PM | 118 | 03 PM |
| NE England | South Tyneside Edinburgh Road | µg/m³ | ||||
| SE England | Southampton Centre AURN | µg/m³ | 82.5 | 07 PM | 92 | 03 PM |
| Midlands | Stoke-on-Trent Centre AURN | µg/m³ | 83.2 | 01 AM | 86.6 | 04 PM |
| NE England | Sunderland Silksworth AURN CLOSED | µg/m³ | 104.3 | 06 PM | 116 | 02 PM |
| SE England | Thurrock AURN | µg/m³ | ||||
| East Anglia | Weybourne AURN | µg/m³ | 94.8 | 08 PM | 98 | 03 PM |
| NW England | Wirral Tranmere AURN | µg/m³ | 101.3 | 09 PM | 108 | 03 PM |
