London Borough of Hillingdon Monitoring Data
Heathrow Bath Road (LHRBR)
Latitude: 51.481071
Longitude: -0.442092
Longitude: -0.442092
Date Started: 19/11/2019
Environment: Urban Traffic
Environment: Urban Traffic
Latest Data
This monitoring site data was last updated: 21/11/2024 08:00
| Parameter | Pollution Band | Concentration | Period |
|---|---|---|---|
| Nitrogen dioxide (NO2) | Low (Index 1) | 49 µg/m3 | hourly mean |
| PM10 particulate matter (Hourly measured) | Low (Index 1) | 8 µg/m3 (FIDAS) | 24 Hour mean |
| PM2.5 particulate matter (Hourly measured) | Low (Index 1) | 5 µg/m3 (Ref.eq) | 24 Hour mean |
| Nitric oxide (NO) | not applicable | 61 µg/m3 | hourly mean |
| Nitrogen oxides as nitrogen dioxide (NOx as NO2) | not applicable | 143 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.
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