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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, 4:23 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, 4:00 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
52 of the 2,408 mirrored datasets lag the source they copy.
52 / 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.
Look up buildings, housing, and property records.
Showing 14 of 14 datasets
List of all after-hours variances issued in DOB NOW
This dataset includes construction-related incidents recorded in through the Department of Buildings (DOB) Incident Database.
List of all approved construction permits in DOB NOW except for Electrical, Elevator, and Limited Alteration Application (LAA) which have their own datasets.
The Limited Alteration Application (LAA) is used for plumbing work, fire suppression piping replacement and repairs, and oil burner installations that do not include construction work. Generally, with…
This data set includes newer civil penalties (commonly referred to as ‘DOB Violations’) that were issued or payable in DOB NOW. For older civil penalties, see the DOB Violations data set (note: some v…
This collection contains elevator applications, aka job filings, submitted online through the "DOB NOW: BUILD" portal. An approved application allows the applicant to pull a permit and begin work on a…
List of firms that are disqualified to work for the SCA. The file includes the term of the firms' disqualification. If the 'disqualified to date' is empty, the firm is disqualified indefinitely.
The Landmarks Complaint Log contains information related to designated landmark violation complaints received by the LPC.
The Landmarks Violations contains information related to designated landmark violations issued by the LPC.
Provides boundary information regarding all scenic landmarks that have been calendared, heard, or designated by the Landmarks Preservation Commission, or for which an LP number has been issued.
Provides information regarding all historic districts that have calendared, heard, or designated by the Landmarks Preservation Commission, or for which an LP number has been issued, as well as many pr…
On April 20th, 2024, New York State enacted New York State Real Property Tax Law Section 485-x. This legislation requires prospective applicants for 485-x tax exemption benefits to file an agency-supp…
Contains the main body of the "Development Data Book". The Development Data Book lists all of the Authority's Developments alphabetically and includes information on the development identification num…
Contains resident demographic data at a summary level. The Resident Data Book is compiled to serve as an information source for queries involving resident demographic as well as a source of data for i…