Surficial Geology and Permafrost Features of Grand Rapids Alberta

Alberta Geological Survey Map 566 provides GIS data depicting surficial geology and discontinuous permafrost polygon features for the Grand Rapids area (NTS 84A/SE). The data were created by the Government of Alberta and distributed in shapefile format. It was last updated on March 4, 2026.

Use Cases

• Map permafrost polygon features to analyze their spatial distribution and relationship to terrain.
• Classify surficial geology units for regional geological mapping and landform analysis.
• Integrate polygon features with other environmental datasets for permafrost hazard assessment.
• Use GIS geometry attributes for calculating permafrost feature area and perimeter statistics.

Strengths

• Data represents an official geological survey map product (Alberta Geological Survey Map 566).
• Features are provided in a standard GIS format (shapefile) for public distribution.
• Dataset was updated in 2026, indicating recent maintenance.

Limitations

• Specific data volume metrics like row count and file size are unknown.
• The dataset covers only a single map sheet area (NTS 84A/SE), limiting regional scope.
• Column names and attribute schema details are not provided in the input.

Provenance

Source

Government of Alberta, Alberta Geological Survey.

Collection Method

Created in geodatabase format and output as shapefiles for distribution.

Freshness

Last updated March 4, 2026.

Geography

Grand Rapids area, Alberta, Canada (National Topographic System map sheet 84A/SE).