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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, 6:02 PM
3,026 datasets, 56,681 catalogued fields, 9,808 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, 6:00 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
48 of the 2,408 mirrored datasets lag the source they copy.
48 / 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.
Review public safety, courts, and justice records.
Showing 3 of 3 datasets
This dataset lists the reasons for medical non-production by each Dept of Correction facility each month. The columns in the dataset are reasons why a person in custody is not produced for a medical a…
Quarterly report on DOC visitation metrics. New York City Local Law 85 of 2015 requires the New York City Department of Correction (DOC) to publicly report Jail Visitation Statistics within 30 days of…
Supervised Release entry data for each court docket that was released into the program.