BETA This is a new service – your feedback will help us to improve it.

Data quality report

Ensign Bus_Grays_Tilbury_20210906_5

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

68

Bus lines

95%

AMBER
Data quality

35

Critical observations

15

Advisory observations

Contents

Critical observations (35)

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

Timing (4)

Number of observations	Observation category
1	First stop is not a timing point
3	Last stop is not a timing point

Data set (31)

Number of observations	Observation category
31	Missing block number

Advisory observations (15)

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 (4)

Number of observations	Observation category
4	Missing stops

Timing (2)

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

Journey (9)

Number of observations	Observation category
5	Expired lines
4	Journey overlap