Advisories:
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| County | Site | Units | 8-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| NIRE | Belfast Centre AURN | µg/m³ | 79.3 | 01 AM | 82 | 03 AM |
| SW England | Bristol St Paul's AURN | µg/m³ | 83.3 | 05 PM | 86 | 05 PM |
| SE England | Canterbury AURN | µg/m³ | 83.4 | 12 PM | 88 | 05 AM |
| NE England | Hull Freetown AURN | µg/m³ | 84.5 | 06 PM | 86 | 12 PM |
| Midlands | Leicester University AURN | µg/m³ | 76.5 | 05 AM | 80 | 02 AM |
| NW England | Liverpool Speke AURN | µg/m³ | 90.3 | 06 AM | 94 | 04 AM |
| London | London Haringey Priory Park South AURN | µg/m³ | 81.8 | 05 PM | 84 | 03 PM |
| NE England | Newcastle Centre AURN | µg/m³ | 77.3 | 06 PM | 84 | 01 AM |
| NE England | Newcastle Cradlewell Roadside AURN | µg/m³ | ||||
| East Anglia | Norwich Lakenfields AURN | µg/m³ | 82.5 | 07 PM | 84 | 02 PM |
| Midlands | Nottingham Centre AURN CLOSED | µg/m³ | 83.3 | 05 AM | 88 | 01 AM |
| SE England | Portsmouth AURN | µg/m³ | 71.8 | 05 PM | 74 | 01 PM |
| NW England | Preston AURN | µg/m³ | 87.8 | 04 AM | 90 | 02 AM |
| SE England | Reading New Town AURN | µg/m³ | ||||
| SE England | Rochester Stoke AURN | µg/m³ | 85 | 07 PM | 88 | 03 PM |
| NE England | South Tyneside Edinburgh Road | µg/m³ | ||||
| SE England | Southampton Centre AURN | µg/m³ | 69.5 | 05 PM | 70 | 10 AM |
| Midlands | Stoke-on-Trent Centre AURN | µg/m³ | 75.8 | 04 AM | 82 | 03 AM |
| NE England | Sunderland Silksworth AURN CLOSED | µg/m³ | 89.3 | 01 AM | 90 | 01 PM |
| SE England | Thurrock AURN | µg/m³ | ||||
| East Anglia | Weybourne AURN | µg/m³ | 91 | 10 PM | 92 | 04 PM |
| NW England | Wirral Tranmere AURN | µg/m³ | 94.3 | 06 AM | 98 | 02 AM |
