Spelthorne Borough Council Monitoring Data

Heathrow Oaks Road (T54)

Latitude: 51.459444
Longitude: -0.479444
Date Started: 04/05/2001
Altitude: 21 metres
Environment: Suburban Industrial

Latest Data

This monitoring site data was last updated: Sorry, no current data available. The last data date time is: 02/07/2025 21:00

Parameter Pollution Band Concentration Period
Nitrogen dioxide (NO2) Low (Index 1) 34 µg/m3 hourly mean
PM10 particulate matter (Hourly measured)   No Data 24 Hour mean
PM2.5 particulate matter (Hourly measured)   No Data 24 Hour mean
Nitric oxide (NO) not applicable 2 µg/m3 hourly mean
Nitrogen oxides as nitrogen dioxide (NOx as NO2) not applicable 37 µg/m3 hourly mean
PM1 Particulates (PM1)   No Data 24 Hour 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.

Map showing the location of the Heathrow Oaks Road monitoring site