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Health
LAEI 2022 - Borough Air Quality Data for LLAQM
GLA and TFL Air Quality
Updated 19 days ago
Following the release of the latest London Atmospheric Emissions Inventory (LAEI) 2022, additional data has been produced at Borough level, to assist London boroughs with their LLAQM (London Local Air Quality Management) duties. Update May 2026: Emission datasets have been revised for a number of boroughs, following discrepancies identified in the previous update (December 2025). Please refer to the LAEI...
London Atmospheric Emissions Inventory (LAEI) 2019
GLA and TFL Air Quality
Updated 10 months ago
Update August 2025: The LAEI 2019 has now been superseded. Click here to access the LAEI 2022 data The LAEI 2019 is the latest version of the London Atmospheric Emissions Inventory and replaces previous versions of the inventory.Emissions estimates of key pollutants (NOx, PM10, PM2.5 and CO2) by source type are included for the base year 2019 and forecast years...
Survey of Londoners 2021-22
Greater London Authority (GLA)
Updated over 1 year ago
In 2018-19 the GLA first undertook a Survey of Londoners. At the time it provided vital evidence on Londoners that had never been collected before in such detail. In 2021-22, the GLA conducted another Survey of Londoners, following the same methodology as the Survey of Londoners 2018-19, an online and paper self-completion survey of adults aged 16 and over in...
London Atmospheric Emissions Inventory (LAEI) 2019 Air Quality Focus Areas
GLA and TFL Air Quality
Updated about 2 years ago
According to the LAEI 2019, there are 160 Air Quality Focus Areas in London.The Focus Areas are locations that not only exceed the EU annual mean limit value for NO2 but are also locations with high human exposure. They were defined to address concerns raised by boroughs within their Local Air Quality Management (LAQM) review process and forecasted air pollution...
LAEI 2019 - Borough Air Quality Data for LLAQM
GLA and TFL Air Quality
Updated about 3 years ago
Following the release of the latest London Atmospheric Emissions Inventory (LAEI) 2019, additional data has been produced at Borough level, to assist London boroughs with their LLAQM (London Local Air Quality Management) duties.The data below is based on the NOx, NO2, PM10 and PM2.5 emissions and ground level NOx, NO2 and PM concentrations already published as part of the LAEI...
London Atmospheric Emissions Inventory (LAEI) 2016
GLA and TFL Air Quality
Updated over 4 years ago
The LAEI 2016 has been superseded. Click here for the full list of releases. Emissions estimates of key pollutants (NOx, PM10, PM2.5 and CO2) by source type are included for the base year 2016. Emissions for previous years 2010 and 2013 have also been recalculated, using the latest data sources (emission factors, activity data, ...) and methodology.Emissions projected forward to...
Breathe London Mobile Monitoring
Greater London Authority (GLA)
Added over 6 years ago
Two Google Street View cars, equipped with reference-type air quality monitors, are measuring air pollution over approximately 600 eight-hour shifts between autumn 2018 and autumn 2019. The cars use fast-response, research-grade instruments to precisely measure pollution concentrations approximately every 1-10 seconds. Pollutants measured include black carbon (BC), CO₂, NO, NO₂, O3, PM2.5 (and other PM size ranges) on a variety...
London Ward Well-Being Scores
Greater London Authority (GLA)
Updated over 6 years ago
These ward level well being scores present a combined measure of well-being indicators of the resident population based on 12 different indicators. Where possible each indicator score is compared with the England and Wales average, which is zero. Scores over 0 indicate a higher probability that the population on average will experience better well-being according to these measures.Users can adjust...
Equality, Diversity and Inclusion Evidence Base for London
Greater London Authority (GLA)
Updated over 6 years ago
The Mayor has a role to play in leading, shaping and responding to changes in London through the work of the GLA group. Inclusive London: the Mayor's equality, diversity and inclusion strategy sets out how he will help address the inequalities, barriers and discrimination experienced by groups protected by the Equality Act 2010, as well as wider issues. These include...
Mortality Risk from High Temperatures in London (Triple Jeopardy Mapping)
Greater London Authority (GLA)
Added over 8 years ago
A heatwave refers to a prolonged period of unusually hot weather. While there is no standard definition of a heatwave in England, the Met Office generally uses the World Meteorological Organization definition of a heatwave, which is "when the daily maximum temperature of more than five consecutive days exceeds the average maximum temperature by 5°C, the normal period being 1961-1990"....













