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Data quality report

Arriva UK Bus_Wellington_Donnington_20231230_1

309

Bus lines

91%

AMBER
Data quality

221

Critical observations

220

Advisory observations

Contents

Critical observations (221)

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

Data set (221)
Number of observations Observation category
221 Missing block number

Advisory observations (220)

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 (51)
Number of observations Observation category
51 Missing stops
Timing (102)
Number of observations Observation category
102 No timing point for more than 15 minutes
Journey (67)
Number of observations Observation category
67 Expired lines