Sydney City Council Drainage Catchment Areas for Floodplain Management

Floodplain management plans for the City of Sydney local area, published by NSW Spatial Services on 06/10/2021. The data is a hosted feature layer accessible via an ArcGIS REST API and uses the GDA2020 spatial reference system. Its update frequency is listed as 'Other'.

Use Cases

• Model surface water runoff and flood risk based on defined catchment boundaries.
• Plan urban drainage infrastructure upgrades using the geospatial catchment data.
• Integrate catchment areas with other environmental datasets for city-scale hydrological analysis.

Strengths

• Data is published by an authoritative government source, NSW Spatial Services.
• Spatial reference systems (GDA2020 and EPSG:4326) are explicitly documented.
• Initial publication date (06/10/2021) is clearly stated.

Limitations

• Data update frequency is listed as 'Other', making currency difficult to assess.
• Column-level documentation and sample data are unavailable, requiring manual inspection after download.
• The description is brief, lacking details on data collection methodology or lineage.

Provenance

Source

NSW Spatial Services, aggregated by City of Sydney Council.

Freshness

Other

Geography

City of Sydney local area, New South Wales, Australia.