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Latest air quality summary
Number of monitoring sites in each pollution band
Heathrow Airwatch was last updated at 14:00 on Friday 29th March 2024
- Low21
- Moderate0
- High0
- Very High0
- No Data1
- 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
Offline | Find out more about the air pollution index and bandings
Spelthorne Sunbury Cross
Site Information | |
---|---|
Environment Type | Urban Background |
Coordinates (Lat/Long) | 51.420250, -0.418515 |
Altitude | 13m |
Kerb Distance | 17 |
Site Comments | Site located in residential street adjacent to small car park and strip of grassed field. Close to M3 J1 and busy Sunbury Cross roundabout. |
Monitoring Networks
Heathrow airwatch
Parameter | Date Started | Date Ended |
---|---|---|
Modelled Temperature | 10/01/2017 | - |
Modelled Wind Direction | 10/01/2017 | - |
Modelled Wind Speed | 10/01/2017 | - |
Nitric Oxide | 10/01/2017 | - |
Nitrogen dioxide | 10/01/2017 | - |
Oxides of Nitrogen | 10/01/2017 | - |
PM1 Particulates | 10/01/2017 | - |
PM10 Particulate matter | 10/01/2017 | - |
PM2.5 Particulate matter | 10/01/2017 | - |
PM2.5 Particulate matter | 10/01/2017 | - |
Total Particulates | 10/01/2017 | - |