Greater London Monitoring Data
Use the tabs below to explore information about the current and historic air pollution levels in this local authority. You can select another local authority using the dropdown menu.
Days in each index band for Greater LondonSwitch to AURN data
Choose a date period below to view a summary of how many days each site had in each index band.
The number of days in each index band for the following date period is shown below: 21/09/2020 - 20/09/2021