Treadwell  ·  Attribution

Data sources and attribution

Every layer surfaced in Treadwell originates with a public authority and is used under the terms of that authority's published licence. Each source remains the authoritative record for the information it publishes. Per-layer attribution is shown alongside each layer in the terminal.

Last reviewed: 2026

Provincial authorities

Cadastral, assessment, and regulatory data published at the provincial level.
Land Title and Survey Authority of British Columbia
ParcelMap BC Public Use Licence
ParcelMap BC — parcel geometry and provincial identification numbers (PIDs).
Province of British Columbia · DataBC
Open Government Licence · British Columbia
Supplementary provincial datasets, boundaries, and reference geometry.
Gouvernement du Québec · Ministère des Ressources naturelles et des Forêts
Conditions d'utilisation du Cadastre du Québec
Cadastre du Québec — lots and parcel geometry.
Données Québec
Creative Commons BY 4.0 (per dataset)
Rôle d'évaluation foncière and supplementary provincial and municipal datasets, each under its own dataset-level licence.
Service New Brunswick · GeoNB
GeoNB Open Data Licence
Parcels, civic addresses, zoning, property assessment, transactions, flood hazard, roads, permits.
Province of Nova Scotia
Open Government Licence · Nova Scotia
Parcel boundaries (NSPRD), zoning, and supplementary provincial geospatial datasets.
Property Valuation Services Corporation (PVSC)
Used under PVSC public data terms
Nova Scotia property assessment values and characteristics.
Province of Prince Edward Island
PEI Open Government Licence
Property parcels, flood hazard layers, coastal setbacks, civic address data.

Municipal authorities

Zoning, official plans, and local regulatory layers are published by each municipality.

Each municipal dataset is used under that municipality's own open-data or public-use terms. The name of the publishing municipality is displayed alongside each layer in the terminal. Jurisdictions currently surfaced include, without limitation:

British Columbia: City of Vancouver, and participating municipalities publishing through DataBC or their own open-data portals.
Quebec: Ville de Québec, Saguenay, and participating municipalities publishing through Données Québec or their own portals.
New Brunswick: City of Saint John, City of Fredericton, City of Moncton, and member municipalities of the Southwest New Brunswick Service Commission (SNBSC).
Nova Scotia: Halifax Regional Municipality, Cape Breton Regional Municipality, and additional municipal publishers.
Prince Edward Island: City of Charlottetown and other municipal publishers.

Additional jurisdictions are added as their data is published through queryable public services.

National and reference data

Federal statistical and geospatial reference sources.
Statistics Canada
Statistics Canada Open Licence
Census geographic boundary files and Census Profile data. Contains information licensed under the Statistics Canada Open Licence.
OpenStreetMap contributors
Open Database Licence (ODbL) 1.0
Base map geometry, rendered via OpenFreeMap tile servers. © OpenStreetMap contributors, available under the Open Database Licence.
OpenFreeMap
Tile service · free & open
Vector tile hosting for OpenStreetMap-derived basemap rendering.
Licence compliance

Treadwell operates under the terms of each source's published licence. Attribution is preserved, derivative works are declared where applicable, and usage restrictions are respected. If you represent a source authority and wish to discuss attribution or usage, please contact us. Omissions or inaccuracies on this page do not affect the underlying obligations — the licences themselves remain controlling.

Disclaimer

Treadwell is an independent platform. It is not affiliated with, endorsed by, or operated on behalf of any government authority, municipality, assessment agency, or land registry. Information is presented for general reference and situational awareness, and is not a substitute for official records. Data may be cached, reprojected, or otherwise processed for display; the originating authority remains the authoritative record for legal, transactional, or regulatory purposes. Treadwell makes no warranty as to the accuracy, completeness, or currency of the information shown and accepts no liability for decisions made in reliance on it.