Retention Structures and Basins in Montreal, Canada

Montreal's completed retention basins and structures are geolocated in this dataset. The data is provided by the Government and Municipalities of Québec and was last updated on April 22, 2026. It includes general information and location data for these water management structures.

Use Cases

• Map stormwater management infrastructure based on geolocation data.
• Analyze the distribution of retention basins for urban planning.
• Model sewer discharge reduction based on the described function of the structures.

Strengths

• Data is provided in geospatial formats (GEOJSON, SHP) suitable for mapping.
• Last update timestamp is precise: 2026-04-22 17:32:14.901209.
• License is clearly stated as CC-BY-4.0, permitting reuse with attribution.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Description metadata is limited; actual data quality requires manual inspection after download.

Provenance

Source

Government and Municipalities of Québec | Gouvernement et municipalités du Québec

Collection Method

Likely compiled from municipal construction and planning records.

Time Range

Covers structures where construction is completed; specific dates unknown.

Freshness

Last updated 2026-04-22 17:32:14.901209.

Geography

Montreal territory, Canada.