Spring 2023 Orthophotographs of Charlevoix Region at 20cm Resolution

Orthophotograph mosaics cover the territory of the MRC of Charlevoix and Charlevoix-Est. The imagery was produced in spring 2023 and has a spatial resolution of 20 centimeters. The data is provided as GeoTIFF files associated with a 2 km by 2 km tile grid.

Use Cases

• Perform land cover classification using the natural color imagery at 20cm resolution.
• Conduct change detection analysis by comparing these spring 2023 mosaics against historical orthophotographs.
• Create high-resolution base maps for GIS projects covering the MRC of Charlevoix and Charlevoix-Est.
• Extract geographic features from the relief-corrected GeoTIFF files for topographic modeling.

Strengths

• High spatial resolution of 20 centimeters per pixel.
• Imagery is geographically positioned with relief correction applied.
• Data is licensed for open use under Creative Commons 4.0.
• Coverage includes two distinct regional county municipalities (MRCs).

Limitations

• Limited temporal coverage to a single season (spring 2023).
• Sample data and specific file sizes are unavailable for preview.
• Metadata was translated via an automated tool, which may introduce inaccuracies.

Provenance

Source

Government and Municipalities of Québec

Collection Method

Assembly of orthophotographs produced through regional partnerships.

Time Range

Spring 2023

Freshness

Last updated March 2026, though primary imagery is from spring 2023.

Geography

MRC of Charlevoix and MRC of Charlevoix-Est, Québec, Canada