City of London Corporation Monitoring Data

The Aldgate School (CT3)

Latitude: 51.513873
Longitude: -0.077736
Date Started: 01/01/2003
Inlet Height: 1.5 metres
Environment: Urban Background

Latest Data

This monitoring site data was last updated: 27/02/2024 09:00

Parameter Pollution Band Concentration Period
Nitrogen dioxide (NO2) Low (Index 1) 49 µg/m3 hourly mean
PM2.5 particulate matter (Hourly measured) Low (Index 1) 8 µg/m3 (BAM) 24 Hour mean
PM10 particulate matter (Hourly measured) Low (Index 1) 10 µg/m3 (Ref.eq) 24 Hour mean
Nitric oxide (NO) not applicable 19 µg/m3 hourly mean
Nitrogen oxides as nitrogen dioxide (NOx as NO2) not applicable 78 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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Map showing the location of the The Aldgate School monitoring site