Geoscience Australia Data published a paper on the Ivanhoe Block, a faulted basement ridge complex underlying the mallee sand dunes adjacent to the Western Riverine Plain in the central Murray Basin. The paper addresses the structure's effect on regional groundwater divides, flow deflection, and salinity distribution, partitioning the plain into discharge and buffer zones. It identifies the Balranald-Hatfield zone and lower Willandra Lakes as most at risk from land salinisation if water tables rise.
Use Cases
- Model regional groundwater divides and flow paths based on the described deflection by the Ivanhoe Block's basement ridges.
- Assess salinisation risk for land management based on the identified discharge and buffer zones (Balranald-Hatfield, Moulamein-Mossgiel).
- Interpret electric log data for aquifer subdivision based on the described strata-bound groundwater salinity in the Renmark Group.
Strengths
- Analysis is grounded in a specific geological structure (the Ivanhoe Block) with a described regional impact.
- Identifies concrete geographic risk zones (Balranald-Hatfield, Moulamein-Mossgiel) for land salinisation.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
- Data files are in PDF/HTML formats, which may require extraction for computational analysis.
Provenance
- Source
- Geoscience Australia Data
- Collection Method
- Likely contains geological and hydrogeological analysis from a scientific paper.
- Freshness
- Last updated 2026-04-30 14:34:34.221970; freshness should be verified.
- Geography
- Western Riverine Plain, New South Wales, central Murray Basin, Australia.