Dataset
Hydrography (Polygon)
Water body features within the City of Boston.
Dataset
- Publisher
- Boston Maps
- Spatial coverage
- Boston, Massachusetts
- Fields
- 5
- Keywords
- analyze, boston, bostonmaps, ckan, hydro, hydrography, open, polygon, public, water
- Publisher's page
- https://data.boston.gov/dataset/hydrography-polygon
Artifacts
“Preserved” means the archive holds the bytes and their digest. “Referenced” means it holds the record of them and nothing more. The archive does not claim a holding it cannot prove.
| Format | Preservation | Size | Digest | Source |
|---|---|---|---|---|
| ArcGIS GeoServices REST API | referenced | — | — | source |
| CSV | referenced | 12645 | a614d0ef176f66c12ca559ce31166d64048f7d60e453b27928903f61e2c67da3 | source |
| GeoJSON | referenced | 4463346 | 9d901f058d94604c75258b3c82f76472bfbc4d59c3a01d81293b4a03fb83e061 | source |
| HTML | referenced | — | — | source |
| KML | referenced | 1270810 | 9ace3623f2e179508b7dd6c49bde7ca152272a5e6dc14151feb06dd8d087cdc1 | source |
| SHP | referenced | — | — | source |
Column dictionary
The publisher's own dictionary, preserved verbatim. The archive does not reword a schema into its own vocabulary — how the publisher named a column is evidence about the publisher.
| Column | Type | Description |
|---|---|---|
TYPE | text | |
NAME | text | |
Shape_Length | text | |
Shape_Area | text | |
shape_wkt | text |
Identity
- Identifier
- urn:lemay:boston:dataset:hydrography-polygon
- Canonical URL
- https://boston.fyi/dataset/hydrography-polygon
- As JSON
- https://boston.fyi/dataset/hydrography-polygon.json
- Version
- 1 · last changed 2 September 2026
Provenance
- Source
- City of Boston Open Data Portal (Analyze Boston) — source of record
- Licence
- Open Data Commons Public Domain Dedication and Licence (PDDL) 1.0 (public_domain)
- Retrieved
- 2 September 2026
- Source identifier
- hydrography-polygon
- Attribution
- City of Boston
- Rights as stated
- Open Data Commons Public Domain Dedication and License (PDDL)
Transform ladder
| # | Operation | Description | Tool |
|---|---|---|---|
| 1 | fetch | retrieved the dataset's metadata record from the CKAN package_show endpoint | archive-ingest 0.1.0 |
| 2 | normalize | mapped the portal's catalogue fields onto the archive's Dataset record; the publisher's own wording and column dictionary are preserved verbatim | archive-ingest 0.1.0 |