FOI request detail

Central Line Performance

Request ID: FOI-1273-1718
Date published: 11 September 2017

You asked

Please could you provide the information above both in number and a percentage of the trains taken out of service per day for the past 6 months? Also, if possible, can you provide a percentage of how often the Central Line performed as advertised and without delays over the same period?

We answered

Our Ref:         FOI-1273-1718

Thank you for your request received on 27 August 2017 asking for information about Central Line services.

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

Please see the attached chart which shows the number of Central Line train withdrawals within the last six periods (dates listed below).
Period Start End
13 05/03/2017 31/03/2017

Period Start End
1 01/04/2017 29/04/2017
2 30/04/2017 27/05/2017
3 28/05/2017 24/06/2017
4 25/06/2017 22/07/2017
5 23/07/2017 19/08/2017

Information on Central Line performance can be extracted from the published data on our website:

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

If this is not the information you are looking for, or if you are unable to access it for some reason, please feel free to contact me.

Please see the attached information sheet for details of your right to appeal as well as information on copyright and what to do if you would like to re-use any of the information we have disclosed.

Yours sincerely

Gemma Jacob
FOI Case Officer
FOI Case Management Team
General Counsel
Transport for London

[email protected]


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