Dataset
21inch Sea Level Rise High Tide
<div>Area of potential coastal and riverine flooding in Boston under various sea level rise scenarios (9-inch in 2030s, 21-inch in 2050s, and 36-inch in 2070s) at high tide and in the event of storms with an annual exceedance probability (AEP) of 10 and 1 percent.</div><div><br /></div><div>Learn…
Dataset
- Publisher
- Boston Maps
- Spatial coverage
- Boston, Massachusetts
- Keywords
- climate ready boston, flooding, sea level rise
- Publisher's page
- https://data.boston.gov/dataset/21inch-sea-level-rise-high-tide
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 | 185 | 34ea25f8e359a56f7589dad08a90efd5c3e396f3a11f4cd89e40da441f0571db | source |
| GeoJSON | referenced | 6240511 | 8bcdc3b61827d6beff0691e8e2e27756cec9bcbe108b30ed6d0b79e78165f61e | source |
| HTML | referenced | — | — | source |
| HTML | referenced | — | — | source |
| KML | referenced | 2561817 | 91cc01044ae06807f67568fab35823294aae660fe730ea8e7567e9568c071b5a | source |
| ZIP | referenced | — | — | source |
Identity
- Identifier
- urn:lemay:boston:dataset:21inch-sea-level-rise-high-tide
- Canonical URL
- https://boston.fyi/dataset/21inch-sea-level-rise-high-tide
- As JSON
- https://boston.fyi/dataset/21inch-sea-level-rise-high-tide.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
- 21inch-sea-level-rise-high-tide
- 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 |