Automatic London Network


The Automatic London Network is a subset of 14 sites on the AURN which also form part of the wider London Air Quality Network (LAQN) run by Imperial College.

What is measured?

Parameters Measured Monitoring sites and data
Carbon monoxide
Nitric oxide
Nitrogen dioxide
Nitrogen oxides as nitrogen dioxide
PM10 particulate matter (Hourly measured)
PM25 particulate matter (Hourly measured) Sulphur dioxide
Current sites: 14
Total sites: 14
Data availability: 01/04/1996 to present

How is the network run?

Defra's Automatic London Network is run by Imperial College.  Hourly pollutant concentrations are measured and data collected from the individual sites by modem. The data are held here in the Data Archive of the Defra air quality pages.

For further information on air quality in London, please see the London Air Quality Network pages.

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