Base Waterbody Polygon Update

Base Waterbody Polygon Update is the Alberta Environment and Protected Areas base hydrography polygon dataset, it is an updated of the Base Features Hydro Polygons in Southern Alberta from orthophoto and various sources of provincial base data.

Data and Resources

Additional Info

Field Value
Last Updated April 17, 2026, 18:45 (UTC)
Created April 17, 2026, 18:45 (UTC)
contact_email PGC.Metadata@gov.ab.ca
contact_person {"en": "Government of Alberta; Government of Alberta; Environment and Parks", "fr": "Gouvernement de l'Alberta; Gouvernement de l'Alberta; Environment and Parks"}
criticality_level []
data_dictionary unknown,unknown,unknown
geographic_scope []
open_canada_collection fgp
open_canada_date_published 2025-09-25 00:00:00
open_canada_keywords {"en": ["-CANADA", "ALBERTA", "HYDRO", "HYDROGRAPHY-POLYGON", "INLANDWATERS", "LAKE", "MAJOR-CANAL", "MAJOR-RIVER", "OXBOW", "RESERVOIR", "RIVER", "Government information"], "fr-t-en": ["-CANADA", "ALBERTA", "HYDRO", "POLYGONE HYDROGRAPHIQUE", "EAUX INTÉRIEURES", "LAC", "CANAL PRINCIPAL", "RIVIÈRE PRINCIPALE", "ARC À BŒUFS", "RÉSERVOIR", "RIVIÈRE", "Information gouvernementale"]}
open_canada_subject ["form_descriptors", "nature_and_environment", "science_and_technology"]
sensitivity_level unrestricted
title_fr
update_frequency irregular