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

77%

11%

12%

PPM

77

Trains

246

On-time (<5/10 min late)

190

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

25

V. late (>30 min) or cancelled

31

Great Western Railway routes

London - Bristol

  38% (5 of 13)

47%

15%

Outer Thames Valley - London

  55% (16 of 29)

18%

27%

Thames Valley Branches

  55% (22 of 40)

45%

London - South Wales

  66% (2 of 3)

34%

Bristol Suburban

  82% (32 of 39)

18%

South Wales - South Coast

  83% (10 of 12)

17%

London - Cotswolds

  85% (6 of 7)

15%

Reading & Oxford Suburban

  88% (38 of 43)

12%

Devon

  96% (27 of 28)

4%

North Downs

  100% (13 of 13)

Plymouth & Cornwall

  100% (19 of 19)

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