Hertfordshire and Bedfordshire Monitoring Data
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 |
|---|---|---|---|---|---|---|---|
| Bedford Prebend Street | n/m | 26 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
06/07/2025 20:00 |
| Dacorum London Road | n/m | 9 (1 Low) | n/m | 5 (1 Low) | 8 (1 Low) | Low (Index 1) |
06/07/2025 21:00 |
| East Herts Hertford Gascoyne Way | n/m | 8 (1 Low) | n/m | 2 (1 Low) | n/m | Low (Index 1) |
06/07/2025 21:00 |
| Hatfield West View | n/m | 25 (1 Low) | n/m | n/m | n/m | Low (Index 1) |
06/07/2025 21:00 |
| Hertsmere Borehamwood Roadside | n/m | 11 (1 Low) | n/m | 3 (1 Low) | 6 (1 Low) | Low (Index 1) |
06/07/2025 21:00 |
| London Luton Airport | n/m | n/m | n/m | n/m | 7 (1 Low) | Low (Index 1) |
06/07/2025 21:00 |
| Luton & Dunstable Hospital (Lewsey Road) (sensor) | n/m | n/a | n/m | n/a | n/a | No Data | 15/08/2024 06:00 |
| Luton Airport FutureLuToN | 52 (2 Low) | 4 (1 Low) | 2 (1 Low) | 4 (1 Low) | 4 (1 Low) | Low (Index 2) |
06/07/2025 21:00 |
| Luton Beech Hill (sensor) | n/m | n/a | n/m | n/a | n/a | No Data | 10/02/2025 07:00 |
| Luton Downside Primary School (Chaul Lane) (sensor) | n/m | n/a | n/m | n/a | n/a | No Data | 23/11/2024 23:00 |
| Luton Dunstable Road (Bury Park) (sensor) | n/m | n/a | n/m | n/a | n/a | No Data | 30/08/2024 06:00 |
| Luton Dunstable Road East | n/m | n/a | n/m | n/a | n/a | No Data | 01/07/2025 15:00 |
| Luton People's Park (sensor) | n/m | n/a | n/m | n/a | n/a | No Data | 27/05/2025 16:00 |
| Stevenage St Georges Way South | n/m | 4 (1 Low) | n/m | 1 (1 Low) | n/m | Low (Index 1) |
06/07/2025 21:00 |
| Welwyn Hatfield | n/m | n/m | n/m | 3 (1 Low) | n/m | Low (Index 1) |
06/07/2025 21:00 |
| Borehamwood Meadow Park | n/m | 4 (1 Low) | n/m | n/a | n/a | Low (Index 1) |
07/07/2025 02:00 |
| Luton A505 Roadside | n/m | 4 (1 Low) | n/m | 4 (1 Low) | n/m | Low (Index 1) |
07/07/2025 02:00 |
» Visit the Defra UK-AIR website for details of Defra funded AURN monitoring sites
Local Air Quality Management (LAQM) Reports
» An archive of LAQM reports from some of the Local Authorities within the Herts & Beds network. Reports are also available directly from the Local Authority websites.
Diffusion tube monitoring
» Monthly mean concentrations from Local Authority NO2 diffusion tube networks. Bias corrected concentrations, annual means and LAQM reports are available directly from the Local Authorities.
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.
LOW ( Index 2)
| Very High | 10 |
| High | 9 |
| 8 | |
| 7 | |
| Moderate | 6 |
| 5 | |
| 4 | |
| Low | 3 |
| 2 | |
| 1 |
Guide to map markers:
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