London Borough of Hounslow Monitoring Data
Hounslow Gunnersbury (HS8)
Latitude: 51.500676
Longitude: -0.284383
Date Started: 09/02/2012
Longitude: -0.284383
Date Started: 09/02/2012
Altitude: 2 metres
Environment: Urban Traffic
Environment: Urban Traffic
Site Comments
Hounslow - Hatton Cross
Hounslow - Hatton Cross
Latest Data
This monitoring site data was last updated: 30/11/2023 23:00
| Parameter | Pollution Band | Concentration | Period |
|---|---|---|---|
| PM10 particulate matter (Hourly measured) | Low (Index 2) | 23 µg/m3 (Ref.eq) | 24 Hour mean |
| Nitrogen dioxide (NO2) | Low (Index 1) | 41 µg/m3 | hourly mean |
| Nitric oxide (NO) | not applicable | 28 µg/m3 | hourly mean |
| Nitrogen oxides as nitrogen dioxide (NOx as NO2) | not applicable | 84 µg/m3 | hourly mean |
Note: Values are based on provisional data. Data are GMT hour ending.
PM10 is measured as a running 24 hour mean, up to the current hour, and the band/index is calculated accordingly.
Other monitoring sites
Use the dropdown below to switch to another monitoring site within this local authority.