Gaps in the data behind this page

710 of the 3,026 datasets in the catalog hold no queryable rows.
49 of the 2,408 mirrored datasets lag the source they copy.

Source last observed Oct 10, 2026, 12:00 PM.

Where each note comes from

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.

Health

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Coverage

20,438 of 56,681 columns decided — 36.1% · 4,487 bound (7.9%) · 36,243 still unread

Bound: 4,487; 7.9%; a concept was found and asserted for the column.
Refused: 10,870; 19.2%; the column was read and no concept fits. A verdict, not a gap.
Insufficient: 5,081; 9.0%; read, but the evidence did not settle it.
Unanalysed: 36,243; 63.9%; nobody has read this column yet.

56,681 columns in the coverage ledger · read from /api/field-coverage on citytap-prod · source last observed Oct 10, 2026, 12:13 PM

Where the unread columns are

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.

Showing 6 of 31 datasets

DOHMH Severe Maternal Morbidity
Department of Health and Mental HygieneUpdates: AnnuallyPublisher updated: Oct 19, 2020
Severe maternal morbidity (SMM) refers to life-threatening complications of labor and delivery that result in significant short- or long-term health consequences. SMM data are derived from linking NYC…
Publisher: OverdueOur mirror: In sync
Radiation Producing Equipment
Department of Health and Mental HygieneUpdates: AnnuallyPublisher updated: Jan 30, 2020
This dataset consists of registrations for radiation producing equipment. The owner or operator of any radiation installation or of any radiation equipment in operable condition intended to be used fo…
Publisher: OverdueOur mirror: In sync
BP Appointments - HHC Community Advisory Boards (CAB)
Brooklyn Borough PresidentUpdates: AnnuallyPublisher updated: Nov 21, 2019
This dates set represents Brooklyn Borough President's appointees to HHC Community Advisory Board.
Publisher: OverdueOur mirror: In sync
Children Tested for Lead by Age 3
Department of Health and Mental HygieneUpdates: AnnuallyPublisher updated: Jul 12, 2018
All NYC children are required to be tested for lead poisoning at around age 1 and age 2, and to be screened for risk of lead poisoning, and tested if at risk, up until age 6. These data are an indicat…
Publisher: OverdueOur mirror: In sync
Children Under 6 yrs with Elevated Blood Lead Levels (BLL)
Department of Health and Mental HygieneUpdates: AnnuallyPublisher updated: Jul 12, 2018
These data are an indicator of children younger that 6 years of age tested in NYC in a given year with blood lead levels of 5 mcg/dL or greater. About the Data All NYC children are required to be test…
Publisher: OverdueOur mirror: In sync
DOHMH HIV Service Directory
Department of Health and Mental HygieneUpdates: AnnuallyPublisher updated: Aug 12, 2026
This directory is for at-risk for HIV and eligible persons living with HIV in New York City seeking HIV medical and supportive services. The agencies and their listed programs receive CDC and Ryan Whi…
Publisher: FreshOur mirror: Sync error

Health

Where the unread columns are

Health

DOHMH Severe Maternal Morbidity

Radiation Producing Equipment

BP Appointments - HHC Community Advisory Boards (CAB)

Children Tested for Lead by Age 3

Children Under 6 yrs with Elevated Blood Lead Levels (BLL)

DOHMH HIV Service Directory