Data quality report

Arriva UK Bus_Maidstone_Dartford_20240107_6

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

231

Bus lines

88%

RED
Data quality

225

Critical observations

175

Advisory observations

Contents

Critical observations (225)

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

Data set (225)

Number of observations	Observation category
225	Missing block number

Advisory observations (175)

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 (47)

Number of observations	Observation category
47	Missing stops

Timing (121)

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

Journey (7)

Number of observations	Observation category
3	Expired lines
4	Journey overlap