BETA This is a new service – your feedback will help us to improve it.

Data quality report

Arriva UK Bus_Liverpool_Bootle_20220605_36

• Please find your data quality observations below.
• What are the different type of observations?
• Download data quality report.csv

488

Bus lines

88%

RED
Data quality

502

Critical observations

2537

Advisory observations

Contents

Critical observations (502)

These observations are considered critical in terms of data quality. An operator should aim to have zero critical observations in their data.

Timing (34)

Number of observations	Observation category
34	Last stop is not a timing point

Data set (468)

Number of observations	Observation category
468	Missing block number

Advisory observations (2537)

These observations suggest there may be an error in the data. However, for some types of services these may be intended by the operator. Advisory observations should be investigated and addressed. If the observation is a result of intended behaviour, an operator can suppress the observation.

Stop (85)

Number of observations	Observation category
82	Missing stops
3	Same stop is found multiple times

Timing (2437)

Number of observations	Observation category
2437	No timing point for more than 15 minutes

Journey (15)

Number of observations	Observation category
15	Expired lines