Gaps in the data behind this page

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

Source last observed Oct 10, 2026, 2:01 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
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.

Health

Check public health measures across neighborhoods.

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Coverage

46,873 of 56,681 columns decided — 82.7% · 9,148 bound (16.1%) · 9,808 still unread

Bound: 9,148; 16.1%; a concept was found and asserted for the column.
Refused: 29,070; 51.3%; the column was read and no concept fits. A verdict, not a gap.
Insufficient: 8,655; 15.3%; read, but the evidence did not settle it.
Unanalysed: 9,808; 17.3%; 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, 2:56 PM

Where the unread columns are

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.

Showing 10 of 10 datasets

Pregnancy-Associated Mortality
Department of Health and Mental HygieneUpdates: AnnuallyPublisher updated: Oct 7, 2024
Maternal mortality is widely considered an indicator of overall population health and the status of women in the population. DOHMH uses multiple methods including death certificates, vital records lin…
Publisher: OverdueOur mirror: In sync
New York City Community Health Survey
Department of Health and Mental HygieneUpdates: AnnuallyPublisher updated: May 21, 2024
The New York City Community Health Survey (CHS) is a telephone survey conducted annually by the DOHMH, Division of Epidemiology, Bureau of Epidemiology Services. CHS provides robust data on the health…
Publisher: OverdueOur mirror: In sync
DOHMH and DEP Waterborne Disease Risk Assessment Program Annual Report Data: Percentage of interviewed cryptosporidiosis case-patients reporting selected potential risk exposures before disease onset, by Immune Status
Department of Health and Mental HygieneUpdates: AnnuallyPublisher updated: Jan 9, 2024
Publisher: OverdueOur mirror: In sync
DOHMH and DEP Waterborne Disease Risk Assessment Program Annual Report Data: Percentage of interviewed cryptosporidiosis case-patients by type of tap water exposure before disease onset, by Immune Status
Department of Health and Mental HygieneUpdates: AnnuallyPublisher updated: Jan 9, 2024
Percentage of interviewed cryptosporidiosis case-patients by type of tap water exposure before disease onset, by Immune Status, New York City, 1995 - 2016 *Note: Determination of an association betwee…
Publisher: OverdueOur mirror: In sync
Collisions involving vehicles managed by Department of Health and Mental Hygiene (DOHMH)
Department of Health and Mental HygieneUpdates: AnnuallyPublisher updated: Oct 24, 2023
The total number of City-vehicle operated vehicles that are managed by DOHMH that were involved in collisions involving injury or property damage for the citywide fleet reported in the citywide collis…
Publisher: OverdueOur mirror: In sync
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