FOI request detail

PPM and other performance stats for Western Elizabeth Line

Request ID: FOI-2765-2223
Date published: 16 February 2023

You asked

Please can you provide the PPM and other performance stats quoted in recent reports with a breakdown for just the Western Reading/Heathrow - Paddington/Abbey Wood section of the line? If possible, can this also be broken down by time of day? Please can you do this for the period November 2022 - January 2023.

We answered

Our ref: FOI-2765-2223/GH

Thank you for your request received by Transport for London (TfL) on 26 January 2023 asking for performance stats for the Elizabeth Line.

Your request has been considered under the requirements of the Freedom of Information Act 2000 and our information access policy. I can confirm that we do hold the information you require.

Please see below the performance for trains running from Abbey Wood to Reading / Maidenhead and Heathrow:

PPM % by Time of Day (time to 5 mins)
  Operating Hours 
Period 0506070809101112131415161718192021222300Period

RT % by Time of Day (time to 3 mins)
  Operating Hours 
Period 0506070809101112131415161718192021222300Period

Periods are 4 weeks long and dated as below:
  • 2308 = 16 October 2022 to 12 November 2022
  • 2309= 13 November 2022 to 10 December 2022
  • 2310 = 11 December 2022 to 07 January 2023
  • 2311 = 08 January 2023 to 04 February 2023

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

If you are not satisfied with this response please see the attached information sheet for details of your right to appeal.

Yours sincerely

Graham Hurt
FOI Case Officer
FOI Case Management Team
General Counsel
Transport for London

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