Data quality report

White Bus_Woking_Horsell_20170902_8

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

41

Bus lines

91%

AMBER
Data quality

31

Critical observations

76

Advisory observations

Contents

Critical observations (31)

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

Stops (1)

Number of observations	Observation category
1	Stop(s) are not found in NaPTAN

Data set (30)

Number of observations	Observation category
30	Missing block number

Advisory observations (76)

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 (23)

Number of observations	Observation category
23	Missing stops

Timing (45)

Number of observations	Observation category
14	First stop is not a timing point
13	Last stop is not a timing point
18	No timing point for more than 15 minutes

Journey (8)

Number of observations	Observation category
8	Expired lines