Data quality report

Stagecoach_Ebbw Vale_Caerphilly_20210928_13

162

Bus lines

99%

AMBER
Data quality

17

Critical observations

676

Advisory observations

Contents

Critical observations (17)

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

Stops (11)
Number of observations Observation category
10 First stop is found to be set down only
1 Stop(s) are not found in NaPTAN
Timing (6)
Number of observations Observation category
6 Fast timing between timing points

Advisory observations (676)

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 (168)
Number of observations Observation category
168 Missing stops
Timing (407)
Number of observations Observation category
5 Fast running time between stops
402 No timing point for more than 15 minutes
Journey (101)
Number of observations Observation category
8 Duplicate journeys
43 Expired lines
50 Journey overlap