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%

6%

1%

PPM

93

Trains

955

On-time (<5/10 min late)

892

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

51

V. late (>30 min) or cancelled

12

Great Western Railway routes

London - West Of England

  80% (21 of 26)

9%

11%

South Wales - South Coast

  85% (49 of 57)

14%

1%

Outer Thames Valley - London

  86% (79 of 91)

12%

2%

North Downs

  90% (37 of 41)

8%

2%

Devon

  91% (79 of 86)

8%

1%

Bristol Suburban

  91% (103 of 113)

8%

1%

Reading & Oxford Suburban

  93% (115 of 123)

6%

1%

London - Cotswolds

  94% (37 of 39)

6%

London - South Wales

  94% (34 of 36)

6%

Plymouth & Cornwall

  96% (120 of 124)

4%

Thames Valley Branches

  99% (182 of 183)

1%

London - Bristol

  100% (36 of 36)

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