FOI request detail

Freedom of Information request - Overall Traffic Emissions from 2004 to 2023 in the Congestion Charge Zone

Request ID: FOI-4217-2324
Date published: 15 April 2024

You asked
Dear Transport for London, I would like access to data which measures Overall traffic emissions (NOx, PM10 and CO2) change from 2004 to 2023 Data for 2003 and 2004 is present in this hyperlink as a table showing the difference between the congestion charge zone and the inner ring road. https://en.wikipedia.org/wiki/London_congestion_charge#Air_quality Please can you send to me ASAP. Yours faithfully,

We answered

TfL Ref: FOI-4217-2324

Thank you for providing your full name received by Transport for London (TfL) on 15 March 2024 asking for information about traffic emissions.

Your request has been considered in accordance with the requirements of the Freedom of Information (FOI) Act and our information access policy. I can confirm that we do hold the information you require.

The data requested from 2003 to 2008 is available in the six annual Impacts Monitoring Reports commissioned, published on our website here: https://tfl.gov.uk/corporate/publications-and-reports/congestion-charge

The data requested from 2009 is available in our Travel in London reports published on our website here:  https://tfl.gov.uk/corporate/publications-and-reports/travel-in-london-reports; https://tfl.gov.uk/corporate/publications-and-reports/travel-in-london-reports-past-years#on-this-page-13

In accordance with section 21 of the FOI Act, we are not obliged to supply you with a copy of the requested information as it is already accessible to you elsewhere.

If you are unable to access it for some reason, please do not hesitate to contact me.

Please see the attached information sheet for details of your right to appeal.

Yours sincerely,

Mary Abidakun
FOI Case Officer
FOI Case Management Team
General Counsel
Transport for London

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