Bedrock thalwegs, 1:2 000 000 scale (GIS data, line features) - (HTML) (English)

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Publisher-reported update

2026-03-04

This data set is an updated, GIS version of part of the Alberta Geological Survey's published Map No. 226, which in turn is a regional synthesis of various published and unpublished maps. The data represent the locations of thalwegs (paleo-channels) incised in the bedrock surface.

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