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

96%

4%

0%

PPM

96

Trains

1455

On-time (<5/10 min late)

1400

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

46

V. late (>30 min) or cancelled

9

Great Western Railway routes

North Downs

  86% (60 of 69)

12%

2%

South Wales - South Coast

  89% (66 of 74)

11%

London - West Of England

  90% (38 of 42)

8%

2%

London - Cotswolds

  90% (50 of 55)

5%

5%

Bristol Suburban

  93% (142 of 152)

7%

London - Bristol

  94% (56 of 59)

5%

1%

Outer Thames Valley - London

  95% (169 of 177)

5%

Inner Thames Valley - London

  98% (83 of 84)

2%

London - South Wales

  98% (66 of 67)

2%

Thames Valley Branches

  98% (255 of 259)

2%

Devon

  99% (102 of 103)

1%

Reading & Oxford Suburban

  99% (137 of 138)

1%

Plymouth & Cornwall

  100% (176 of 176)

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