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

94%

4%

2%

PPM

94

Trains

168

On-time (<5/10 min late)

158

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

5

V. late (>30 min) or cancelled

5

Great Western Railway routes

London - West Of England

  66% (2 of 3)

34%

London - Cotswolds

  85% (6 of 7)

15%

Outer Thames Valley - London

  89% (17 of 19)

6%

5%

Reading & Oxford Suburban

  90% (19 of 21)

10%

Thames Valley Branches

  91% (22 of 24)

9%

Plymouth & Cornwall

  93% (15 of 16)

7%

Devon

  94% (17 of 18)

6%

North Downs

  100% (9 of 9)

South Wales - South Coast

  100% (12 of 12)

Bristol Suburban

  100% (25 of 25)

London - Bristol

  100% (5 of 5)

London - South Wales

  100% (9 of 9)

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