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56,681 columns in the coverage ledger · read from /api/field-coverage on citytap-prod · source last observed Oct 11, 2026, 12:01 PM
3,026 datasets, 56,681 catalogued fields, 0 of them still unread. Every band below is a share of that, worst first. Open one to see its datasets.
kb2e-tjy3
← What we have understood · Dataset page
Every field decided — Every field carries a verdict — which does not mean every field is understood.
Covered and uncovered alike, in the order the publisher lists them. A field with no verdict is one nobody has looked at yet.
| Field | Type | What we know | Meaning | How it was decided | Shared term |
|---|---|---|---|---|---|
| :@computed_region_92fq_4b7q City Council Districts | Number portal artifact | Checked, no match | — | portal_artifact matched by name, unread record in what polygon from the dataset 'City Council Districts' (92fq-4b7q) the point in column 'location1' is located | — |
| :@computed_region_sbqj_enih Police Precincts | Number portal artifact | Checked, no match | — | portal_artifact matched by name, unread automatically created in order to record in what polygon from the dataset 'Police Precincts' (sbqj-enih) the point in column 'location1' is located | — |
| council_district Council District | Text | Checked, no match | — | value_domain_read | — |
| lowest_point_height_delta_inches Sensor Ground Height Above Local Low Point (inches) | Number | Checked, no match | — | dictionary_readDifference in elevation, in inches, between the surface beneath the sensor | — |
| sensor_name Sensor Name | Text | Checked, no match | — | dictionary_readThe name of the street that the sensor is installed on. | — |
| nta NTA | Text | Understood | place.nta Neighborhood Tabulation Area | value_domain_read | nta |
| census_tract Census Tract 2020 | Text | Understood | place.census_tract Census Tract | value_domain_read | census_tract |
| latitude Latitude | Number | Understood | geometry.latitude Latitude | dictionary_read_underspecifiedThe latitude of the sensor | — |
| date_installed Date Installed | Calendar date | Understood | time.world_event.occurred Occurrence time | dictionary_readThe date that the sensor was installed at this location. | — |
| street_name Street Name | Text | Checked, no match | — | dictionary_readThe name of the street that the sensor is installed on. | — |
| zipcode Zipcode | Text | Understood | place.zip ZIP Code | value_domain_read | zip |
| community_board CommunityBoard | Number | Understood | place.community_district Community District / Board | value_domain_read | community_district |
| date_removed Date Removed | Calendar date | Understood | time.world_event.closed Closing time | value_domain_readcard=563 nonnull=504 null=59 smallest=2008-07-21T00:00:00.000 largest=2027-08-31T00:00:00.000 | — |
| location Sensor Location | Point | Understood | geometry.point Point geometry | value_domain_read{'type': 'Point', 'coordinates': [-73.…(clipped)× | — |
| :@computed_region_f5dn_yrer Community Districts | Number portal artifact | Checked, no match | — | portal_artifact matched by name, unread record in what polygon from the dataset 'Community Districts' (f5dn-yrer) the point in column 'location1' is located | — |
| :@computed_region_yeji_bk3q Borough Boundaries | Number portal artifact | Checked, no match | — | portal_artifact matched by name, unread automatically created in order to record in what polygon from the dataset 'Borough Boundaries' (yeji-bk3q) the point in column 'location1' is located | — |
| sensor_id Sensor ID | Text | Checked, no match | — | dictionary_readUnique ID for each sensor | — |
| longitude Longitude | Number | Understood | geometry.longitude Longitude | dictionary_read_underspecifiedThe longitude of the sensor | — |
| borough Borough | Text | Understood | place.borough Borough | value_domain_read | borough |
| tidally_influenced Tidally Influenced | Text | Checked, no match | — | value_domain_readtop[2]={No×427; Yes×64} | — |