Performance and reliability

These pages show live Public Performance Measure (PPM) statistics.

Trains are classed as 'on-time' if less than 5 minutes late at their final destination (less than 10 minutes if long distance).

Key: On-time (<5/10 min late) Late (>5/10 min & <30 min) V. late (>30 min) or cancelled

Great Western Railway

93%

5%

2%

PPM

93

Trains

1124

On-time (<5/10 min late)

1048

Late (>5/10 min & <30 min)

50

V. late (>30 min) or cancelled

26

Great Western Railway routes

South Wales - South Coast

  68% (42 of 61)

19%

13%

Bristol Suburban

  82% (92 of 112)

14%

4%

North Downs

  84% (44 of 52)

15%

1%

London - West Of England

  90% (27 of 30)

4%

6%

Reading & Oxford Suburban

  92% (88 of 95)

8%

Outer Thames Valley - London

  94% (132 of 139)

4%

2%

Plymouth & Cornwall

  95% (140 of 147)

3%

2%

Inner Thames Valley - London

  97% (72 of 74)

3%

London - Bristol

  97% (39 of 40)

3%

Thames Valley Branches

  99% (216 of 218)

1%

Devon

  100% (73 of 73)

London - Cotswolds

  100% (40 of 40)

London - South Wales

  100% (43 of 43)

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