Orthophoto of Rimouski City with 4cm Resolution, 2021

Orthophoto_2021 is a high-resolution aerial imagery dataset of the city of Rimouski, Québec, provided by the Government and Municipalities of Québec. The dataset is cut into 1km x 1km tiles with a resolution of 4 centimeters per pixel. It was last updated on the platform in April 2026 and is available under a CC-BY-4.0 license.

Use Cases

• Urban planning and land-use analysis based on high-resolution aerial imagery.
• Training computer vision models for object detection in satellite or aerial images.
• Creating or updating base maps for geographic information systems (GIS).
• Monitoring urban development and infrastructure changes over time.

Strengths

• High spatial resolution of 4 centimeters per pixel.
• Data is organized into standardized 1km x 1km tiles for easier processing.
• Available in multiple geospatial file formats including KML, SHP, and GEOJSON.

Limitations

• Column-level documentation and sample data are unavailable, requiring manual inspection after download.
• The dataset's size and total number of tiles (rows) are unknown, which may limit suitability assessment.
• The description metadata was translated using an automated tool, which may introduce inaccuracies.

Provenance

Source

Government and Municipalities of Québec | Gouvernement et municipalités du Québec

Collection Method

Aerial or satellite imagery processed into orthorectified photos.

Time Range

2021

Freshness

Last updated 2026-04-22 17:36:25.551229; freshness should be verified.

Geography

City of Rimouski, Québec, Canada