Data quality report

Stagecoach_Stockport_Hazel Grove_20211121_5

149

Bus lines

99%

AMBER
Data quality

5

Critical observations

664

Advisory observations

Contents

Critical observations (5)

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

Data set (5)
Number of observations Observation category
5 Missing block number

Advisory observations (664)

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.

Stops (144)
Number of observations Observation category
144 Missing stops
Timing (490)
Number of observations Observation category
490 No timing point for more than 15 minutes
Journey (30)
Number of observations Observation category
4 Duplicate journeys
10 Expired lines
16 Journey overlap