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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, 10:18 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.
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← 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 |
|---|---|---|---|---|---|
| the_geom | MultiPolygon | Understood | geometry.area Areal geometry | dictionary_readGeometry column | — |
| evac_zone Evac_Zone | Text | Checked, no match | — | dictionary_readHurricane Evacuation Zone | — |
| borocode BOROCODE | Text | Understood | place.borough Borough | value_domain_read | borough |
| shape_leng Shape_Leng | Number | Checked, no match | — | dictionary_readLength in feet of the geographic feature. | — |
| shape_area Shape_Area | Number | Checked, no match | — | dictionary_readArea of this shape, in square feet | — |