New South Wales Water Hydrology Features In GDA2020

Hydrology features for New South Wales, Australia, including surface water, groundwater, and coastline elements. The dataset is part of the state's Foundational Spatial Data Framework, updated to the GDA2020 coordinate system for improved accuracy. It is maintained by Spatial Services (DCS) and was last updated in April 2026.

Use Cases

• Model watershed sustainability by analyzing Hydro Area features like Watercourse and Water body Area.
• Map groundwater resources and infrastructure using Hydro Point features such as Bore and Spring.
• Analyze coastal dynamics and management using Coastline features like Mean High Water Mark and Mean Low Water Mark.
• Classify water body types for environmental monitoring using Fuzzy Extent Water Area categories like Bay-like and River-like Area.
• Plan water infrastructure and drainage using Hydro Line features including Canal Drain, Spillway, and Tunnel-Siphon.

Strengths

• Updated to the national GDA2020 geodetic standard, improving positional accuracy and compatibility.
• Covers a comprehensive taxonomy of hydrology elements, including over 15 distinct feature types like Bore, Lock, Rapids, and Waterfall.
• Part of an official state foundational spatial data framework, ensuring institutional maintenance and updates.

Limitations

• Specific row counts and spatial resolution details are not provided in the available metadata.
• The dataset is geographically limited to the state of New South Wales, Australia.
• Access requires familiarity with ArcGIS REST services or compatible geospatial tools.

Provenance

Source

Spatial Services, Department of Customer Service (DCS), New South Wales Government.

Collection Method

Hosted feature layer from the state's Foundational Spatial Data Framework.

Time Range

null

Freshness

Last updated in April 2026, indicating active maintenance.

Geography

New South Wales, Australia.