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

87%

11%

2%

PPM

87

Trains

1676

On-time (<5/10 min late)

1468

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

172

V. late (>30 min) or cancelled

36

Great Western Railway routes

Outer Thames Valley - London

  66% (96 of 144)

34%

North Downs

  68% (50 of 73)

9%

23%

London - South Wales

  76% (50 of 65)

21%

3%

London - West Of England

  76% (40 of 52)

23%

1%

South Wales - South Coast

  83% (88 of 106)

17%

London - Cotswolds

  83% (65 of 78)

15%

2%

London - Bristol

  84% (55 of 65)

13%

3%

Bristol Suburban

  89% (178 of 198)

10%

1%

Reading & Oxford Suburban

  92% (198 of 215)

7%

1%

Thames Valley Branches

  94% (300 of 319)

6%

Devon

  95% (138 of 145)

5%

Plymouth & Cornwall

  97% (210 of 216)

2%

1%

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