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Data quality report

Stotts Tours_Hattersley_Stalybridge_20190831_3

44

Bus lines

93%

AMBER
Data quality

77

Critical observations

74

Advisory observations

Contents

Critical observations (77)

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

Timing (53)
Number of observations Observation category
25 First stop is not a timing point
28 Last stop is not a timing point
Data set (24)
Number of observations Observation category
24 Missing block number

Advisory observations (74)

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 (18)
Number of observations Observation category
17 Missing stops
1 Stop(s) are not found in NaPTAN
Timing (36)
Number of observations Observation category
12 Fast running time between stops
24 No timing point for more than 15 minutes
Journey (20)
Number of observations Observation category
20 Expired lines