London Borough of Camden Monitoring Data

London Bloomsbury (CLL2, an AURN site)

Latitude: 51.522290
Longitude: -0.125889
Date Started: 23/01/1992
Altitude: 20 metres
Environment: Urban Centre

Latest Data

This monitoring site data was last updated: 29/03/2024 10:00

Parameter Pollution Band Concentration Period
Ozone (O3) Low (Index 3) 75 µg/m3 8 Hour mean
Nitrogen dioxide (NO2) Low (Index 1) 8 µg/m3 hourly mean
Sulphur dioxide (SO2) Low (Index 1) 5 µg/m3 15 Minute mean
PM10 particulate matter (Hourly measured) Low (Index 1) 11 µg/m3 (FIDAS) 24 Hour mean
PM2.5 particulate matter (Hourly measured) Low (Index 1) 6 µg/m3 (Ref.eq) 24 Hour mean
Nitric oxide (NO) not applicable 1 µg/m3 hourly mean
Nitrogen oxides as nitrogen dioxide (NOx as NO2) not applicable 10 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 London Bloomsbury monitoring site