Hobart Drainage Catchments: Polygons and Areas

City of Hobart drainage catchment data includes polygon geometries for each catchment area. Associated database entries provide the catchment name and its calculated area. The dataset is maintained by the Hobart City Council's GIS team for environmental and stormwater management purposes.

Use Cases

• Stormwater system planning based on catchment polygon boundaries.
• Flood risk assessment using catchment area and location data.
• Environmental impact studies referencing the spatial organization of drainage networks.
• Municipal asset management linked to specific catchment regions.

Strengths

• Includes explicit polygon geometry for spatial analysis.
• Contains calculated area for each catchment, a key metric for hydrological modeling.
• Maintained by an official municipal authority (Hobart City Council).

Limitations

• Column names and a complete data dictionary are not provided in the available metadata.
• The dataset's temporal coverage and update frequency are not specified.
• License is listed only as 'other', requiring further investigation for reuse terms.

Provenance

Source

HCCGISEB, City of Hobart Open Data

Collection Method

Likely digitized from municipal planning and survey data.

Freshness

Last updated on 2026-04-11 according to the most recent platform entry.

Geography

Hobart, Tasmania, Australia