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Data quality report

Arriva UK Bus_Morley_Selby_20230109_26

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

291

Bus lines

88%

RED
Data quality

280

Critical observations

585

Advisory observations

Contents

Critical observations (280)

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

Data set (280)

Number of observations	Observation category
280	Missing block number

Advisory observations (585)

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 (78)

Number of observations	Observation category
74	Missing stops
4	Stop(s) are not found in NaPTAN

Timing (491)

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

Journey (16)

Number of observations	Observation category
10	Expired lines
6	Journey overlap