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Data quality report

Go-Ahead_Penzance_Helston_20230903_2

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

155

Bus lines

98%

AMBER
Data quality

39

Critical observations

363

Advisory observations

Contents

Critical observations (39)

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

Timing (14)

Number of observations	Observation category
4	First stop is not a timing point
10	Last stop is not a timing point

Data set (25)

Number of observations	Observation category
25	Missing block number

Advisory observations (363)

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 (237)

Number of observations	Observation category
237	Missing stops

Timing (34)

Number of observations	Observation category
31	No timing point for more than 15 minutes
1	Slow running time between stops
2	Slow timing between timing points

Journey (92)

Number of observations	Observation category
82	Expired lines
10	Journey overlap