Declared Irrigation District Boundaries in Victoria, Australia

Updated as of 2026-04-08, this dataset contains the boundaries of declared irrigation districts in the state of Victoria, Australia, mapped by rural water corporations. The dataset is managed by the Department of Energy, Environment and Climate Action under Part 6A of the Water Act 1989 and includes districts such as Goulburn Murray, Macalister, and Werribee. These districts service the majority of irrigation enterprises in Victoria, supporting agricultural production.

Use Cases

• Mapping irrigation infrastructure and water supply networks based on the described district boundaries.
• Analyzing the spatial distribution of agricultural enterprises supported by declared irrigation districts.
• Planning water resource allocation and management within the legal framework of the Water Act 1989.
• Conducting regional agricultural impact studies based on the serviced irrigation districts in northern and southern Victoria.

Strengths

• Provides legally defined boundaries under Part 6A of the Water Act 1989.
• Covers major irrigation districts in both northern and southern Victoria.
• Offers data in multiple geospatial formats (WMS, SHP, DXF, etc.) for flexibility.
• Maintained and updated by a government department, with specific updates noted in 2023, 2024, and 2025.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and total spatial extent are unknown, which may limit suitability assessment.
• Input scales vary by water corporation, which may affect consistency.

Provenance

Source

Department of Energy, Environment and Climate Action (Victoria, Australia).

Collection Method

Mapped by Victorian rural water corporations.

Time Range

Current boundaries as of the last update; specific historical coverage is not stated.

Freshness

Last updated 2026-04-08 21:55:15.098521.

Geography

State of Victoria, Australia, covering declared irrigation districts in the north (e.g., Goulburn Murray) and south (e.g., Macalister).