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

88%

11%

1%

PPM

88

Trains

809

On-time (<5/10 min late)

717

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

77

V. late (>30 min) or cancelled

15

Great Western Railway routes

London - Bristol

  63% (19 of 30)

27%

10%

Outer Thames Valley - London

  64% (50 of 78)

34%

2%

London - Cotswolds

  75% (24 of 32)

19%

6%

London - South Wales

  75% (21 of 28)

18%

7%

London - West Of England

  76% (16 of 21)

24%

South Wales - South Coast

  89% (41 of 46)

9%

2%

Reading & Oxford Suburban

  90% (96 of 106)

10%

Bristol Suburban

  90% (89 of 98)

7%

3%

Devon

  91% (66 of 72)

9%

Plymouth & Cornwall

  98% (100 of 102)

2%

Thames Valley Branches

  99% (160 of 161)

1%

North Downs

  100% (35 of 35)

Return to National PPM