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Latest air quality summary
Number of monitoring sites in each pollution band
Heathrow Airwatch was last updated at 00:00 on Friday 19th April 2024
- Low22
- Moderate0
- High0
- Very High0
- No Data0
- 22
Total monitoring sites
Low (1-3)
Moderate (4-6)
High (7-9)
Very High (10)
Offline |
Find out more about the air pollution index and bandings
Hounslow 4 - Chiswick High Road
| Site Information | |
|---|---|
| Environment Type | Roadside |
| Coordinates (Lat/Long) | 51.492507, -0.257252 |
| Altitude | Not Available |
| Kerb Distance | Not Available |
| Site Comments | Not Available |
Monitoring Networks
Heathrow airwatch
| Parameter | Date Started | Date Ended |
|---|---|---|
| Modelled Temperature | 01/08/2010 | - |
| Modelled Wind Direction | 01/08/2010 | - |
| Modelled Wind Speed | 01/08/2010 | - |
| Nitric Oxide | 01/01/1996 | - |
| Nitrogen dioxide | 01/01/1996 | - |
| Non-volatile PM10 | 07/10/2009 | 06/11/2012 |
| Oxides of Nitrogen | 01/01/1996 | - |
| PM10 Particulate matter | 01/01/1996 | - |
| PM10 Particulate matter | 01/01/1996 | - |
| PM2.5 Particulate matter | 14/06/2017 | - |
| Sulphur dioxide | 26/08/1999 | 11/02/2009 |
| Volatile PM10 | 07/10/2009 | 06/11/2012 |
