Greater Manchester Monitoring Data
Use the tabs below to explore information about the current and historic air pollution levels in this local authority.
You can select another local authority using the dropdown menu.
Use the map above to explore the monitoring sites in for this local authority and the surrounding area. The table below shows a summary of sites within this local authority - you can click on the site names to get more detailed information.
Active local authority funded monitoring sites
| Monitoring Site | Ozone (O3) |
Nitrogen Dioxide (NO2) |
Sulphur Dioxide (SO2) |
Particulate Matter (PM2.5) |
Particulate Matter (PM10) |
Highest Pollution Band | Last Updated |
|---|---|---|---|---|---|---|---|
| Bolton A579 Derby Street | n/m | 16 (1 Low) | n/m | 8 (1 Low) | 18 (2 Low) | Low (Index 2) |
29/04/2026 07:00 |
| Bury Bridge | n/m | 25 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
29/04/2026 07:00 |
| Bury Prestwich | n/m | 21 (1 Low) | n/m | n/m | 22 (2 Low) | Low (Index 2) |
29/04/2026 07:00 |
| Bury Radcliffe | n/m | 26 (1 Low) | n/m | n/m | 19 (2 Low) | Low (Index 2) |
29/04/2026 07:00 |
| Manchester Bridge Street | n/m | 26 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
29/04/2026 07:00 |
| Manchester Oxford Road | n/m | 34 (1 Low) | n/m | n/m | 20 (2 Low) | Low (Index 2) |
29/04/2026 07:00 |
| Manchester Sharston | 71 (3 Low) | 3 (1 Low) | n/m | 8 (1 Low) | 12 (1 Low) | Low (Index 3) |
29/04/2026 07:00 |
| Shaw Crompton Way | n/m | 19 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
29/04/2026 07:00 |
| Rochdale Queensway | n/m | 24 (1 Low) | n/m | n/a | 18 (2 Low) | Low (Index 2) |
29/04/2026 07:00 |
| Salford M60 | 62 (2 Low) | 29 (1 Low) | n/m | 14 (2 Low) | 18 (2 Low) | Low (Index 2) |
29/04/2026 07:00 |
| Salford Regent Road | n/m | 24 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
29/04/2026 07:00 |
| Stockport Cheadle A34 | n/m | 11 (1 Low) | n/m | n/m | 14 (1 Low) | Low (Index 1) |
29/04/2026 07:00 |
| Stockport Hazel Grove | n/m | 34 (1 Low) | n/m | n/m | 21 (2 Low) | Low (Index 2) |
29/04/2026 07:00 |
| Tameside A635 Manchester Road | n/m | 11 (1 Low) | n/m | n/a | 15 (1 Low) | Low (Index 1) |
29/04/2026 07:00 |
| Tameside Mottram Moor | n/m | n/a | n/m | n/m | n/a | No Data | 29/03/2026 13:00 |
| Trafford A56 | n/m | 17 (1 Low) | n/m | n/m | 16 (1 Low) | Low (Index 1) |
29/04/2026 07:00 |
| Trafford Moss Park | n/m | n/a | n/m | n/m | n/a | No Data | 17/11/2025 10:00 |
| Trafford Wellacre Academy | n/m | 9 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
29/04/2026 07:00 |
| Wigan Leigh 3 | n/m | 57 (1 Low) | n/m | 11 (1 Low) | 57 (4 Moderate) | Moderate (Index 4) |
29/04/2026 07:00 |
| Bury Whitefield Roadside | n/m | 11 (1 Low) | n/m | n/m | 16 (1 Low) | Low (Index 1) |
29/04/2026 07:00 |
| Glazebury | 66 (2 Low) | 6 (1 Low) | n/m | 7 (1 Low) | 12 (1 Low) | Low (Index 2) |
29/04/2026 07:00 |
| Manchester Piccadilly | 64 (2 Low) | 15 (1 Low) | 1 (1 Low) | 10 (1 Low) | 17 (2 Low) | Low (Index 2) |
29/04/2026 07:00 |
| Salford Eccles | 71 (3 Low) | 19 (1 Low) | n/m | 9 (1 Low) | 17 (2 Low) | Low (Index 3) |
29/04/2026 07:00 |
| Tameside A635 Manchester Road | n/m | n/m | n/m | 7 (1 Low) | n/m | Low (Index 1) |
29/04/2026 07:00 |
| Wigan Centre | 69 (3 Low) | n/a | n/m | 7 (1 Low) | 17 (2 Low) | Low (Index 3) |
29/04/2026 07:00 |
» Visit the Defra UK-AIR website for details of Defra funded AURN monitoring sites
Closed local authority funded monitoring sites
The following monitoring sites are no longer active in this local authority, but you can still access information about them by clicking on their names below.
| Monitoring Site | Date Ended |
|---|---|
| Manchester Piccadilly LA [Closed] (MAN7) | 15/01/2020 |
| Manchester South SO2 [Closed] (MAN8) | 25/01/2016 |
| Oldham West End House [Closed] (OLDH) | 06/07/2011 |
| Salford Eccles (CC) [Closed] (ECC3) | 23/01/2015 |
| Stockport Shaw Heath 2 [Closed] (STK6) | 06/02/2011 |
| Tameside Two Trees School [Closed] (TAME) | 04/11/2016 |
| Wigan Centre PM10 [Closed] (WIG7) | 31/08/2019 |
| Wigan Leigh 2 [Closed] (WIG6) | 10/08/2012 |
| Bolton [Closed] (BOLT) | 30/06/2008 |
| Bury Roadside [Closed] (BURY) | 06/09/2012 |
| Manchester South [Closed] (MAN4) | 25/01/2016 |
| Manchester Town Hall [Closed] (MAN) | 30/09/2007 |
| Stockport [Closed] (STOC) | 03/10/2002 |
| Stockport Shaw Heath [Closed] (STK4) | 30/09/2007 |
| Wigan Leigh [Closed] (WIG3) | 28/09/2004 |
Overall Pollution Summary:
MODERATE ( Index 4)
MODERATE ( Index 4)
| Very High | 10 |
| High | 9 |
| 8 | |
| 7 | |
| Moderate | 6 |
| 5 | |
| 4 | |
| Low | 3 |
| 2 | |
| 1 |
Guide to map markers:
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