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Latest air quality summary
Number of monitoring sites in each pollution band
Heathrow Airwatch was last updated at 12:00 on Thursday 25th 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
Offline | Find out more about the air pollution index and bandings
Hillingdon 1 - South Ruislip
Site Information | |
---|---|
Environment Type | Roadside |
Coordinates (Lat/Long) | 51.552260, -0.402780 |
Altitude | Not Available |
Kerb Distance | Not Available |
Site Comments | The site is in Hillingdon area |
Monitoring Networks
Hillingdon Monitoring Network
Parameter | Date Started | Date Ended |
---|---|---|
21/09/1999 | - | |
Mean windspeed | 21/09/1999 | 21/07/2017 |
Nitric Oxide | 21/09/1999 | - |
Nitrogen dioxide | 21/09/1999 | - |
Oxides of Nitrogen | 21/09/1999 | - |
PM10 Particulate matter | 21/09/1999 | - |
PM10 Particulate matter | 21/09/1999 | - |
Temperature | 21/09/1999 | 24/05/2018 |
Wind direction | 21/09/1999 | 21/07/2017 |
Heathrow airwatch
Parameter | Date Started | Date Ended |
---|---|---|
21/09/1999 | 21/09/1999 | |
Mean windspeed | 21/09/1999 | 21/07/2017 |
Modelled Temperature | 01/08/2010 | - |
Modelled Wind Direction | 01/08/2010 | - |
Modelled Wind Speed | 01/08/2010 | - |
Nitric Oxide | 21/09/1999 | - |
Nitrogen dioxide | 21/09/1999 | - |
Oxides of Nitrogen | 21/09/1999 | - |
PM10 Particulate matter | 21/09/1999 | - |
PM10 Particulate matter | 21/09/1999 | - |
Temperature | 21/09/1999 | 24/01/2014 |
Wind direction | 21/09/1999 | 21/07/2017 |