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56,681 columns in the coverage ledger · read from /api/field-coverage on citytap-prod · source last observed Oct 10, 2026, 12:04 PM
3,026 datasets, 56,681 catalogued fields, 36,243 of them still unread. Every band below is a share of that, worst first. Open one to see its datasets.
Gaps in the data behind this page
Source last observed Oct 10, 2026, 12:00 PM.
710 of the 3,026 datasets in the catalog hold no queryable rows.
710 / 3,026
Source: /api/field-coverage
Check it yourself: /api/field-coverage#/catalog/datasets_mart_declared
49 of the 2,408 mirrored datasets lag the source they copy.
49 / 2,408
Source: /api/scorecard
Check it yourself: /api/scorecard#/mirror_lag/datasets_behind
This note returns on its own when the measurement moves.
These pages state their own gaps: /datasets, /freshness, /scorecard, /scorecard/fields, /analyses, /ontology, /graph, /alerts, any topic page under /domains.
Follow how people and vehicles move through the city.
Showing 8 of 8 datasets
Student ride times were reported as defined by the time difference between the scheduled stop time and the school session time. This was reported at the student level as this is a more useful metric f…
For the 2020-2021 school year, only students who were enrolled in blended learning were assigned to bus routes. Therefore, students who are routed are assumed to be enrolled in blended learning. Stude…
School bus companies report this data, and it is therefore subject to data entry error. Failure to arrive at school is not captured from the school bus company reported source for delays, therefore th…
April_2021_1173B_21-994 New York City School Bus Delays Report
April_2021_89C_21-996 New York City School Bus Route Reporting
October_2020_21-996_Appendix New York City School Bus Route Reporting
October_2020_21-994_Appendix Delays Reported by School Bus Company Resulting in Failure to Arrive at School
Student ride times were reported as defined by the time difference between the scheduled stop time and the school session time. This was reported at the student level as this is a more useful metric f…