Overview
The Great Artesian Basin Rehabilitation Program (GABRP) has reported a significant milestone for the 2023-24 financial year, saving 4,923 megalitres (ML) of groundwater through a coordinated programme of bore rehabilitation and infrastructure replacement. Announced on 22 July 2024 by the Australian and Queensland governments, the results reflect a joint funding commitment from federal and state governments alongside industry partners and local landholders. The programme completed rehabilitation of 30 uncontrolled artesian bores, installed 7 controlled watering systems, and replaced 150 kilometres of open bore drains with piped distribution networks during the reporting period alone.
For hydrogeologists, groundwater engineers, and environmental consultants operating across regional Queensland and beyond, this is not simply a water conservation headline. The restoration of artesian pressure has direct consequences for groundwater-dependent ecosystem (GDE) recovery, water allocation policy, and the baseline conditions that underpin environmental impact assessments and water management plans for agricultural, mining, and regional infrastructure projects. As natural springs return and previously ceased-to-flow bores resume artesian discharge, the hydrogeological baseline across parts of the basin is actively shifting, and project assessments must reflect that.
The GABRP has been running for several decades, and its cumulative results now frame a changed operating environment for anyone with project interests in the basin. With an additional $9.7 million in funding committed for 36 new projects in the next financial year, targeting a further 4,960 ML of annual savings, the pace of recovery is accelerating. Environmental professionals advising clients with land, water, or development interests in the Great Artesian Basin region should be treating these programme outcomes as live data informing their hydrogeological conceptual site models and water management strategies.
Key details of the 2023-24 GABRP milestones
The 4,923 ML of groundwater saved during 2023-24 was achieved primarily through two complementary interventions. First, the rehabilitation of 30 uncontrolled artesian bores addressed points of unmetered, unregulated discharge where ageing or unmaintained wellhead infrastructure allowed continuous free-flowing loss from the aquifer. Second, the replacement of 150 kilometres of open bore drains with piped reticulation systems eliminated the substantial evaporation and seepage losses that are inherent in open channel distribution. Open earthen drains are notoriously inefficient in arid and semi-arid climates; water travelling through unlined channels to remote troughs or tanks loses a significant proportion to evaporation before it reaches stock or domestic use points. Piped systems route water directly to storage tanks and troughs, recovering that volume for beneficial use rather than atmospheric or soil loss.
Across the lifetime of the GABRP, these approaches have now produced cumulative results of considerable scale. The programme has rehabilitated 809 uncontrolled artesian bores and replaced more than 15,542 kilometres of open bore drains, yielding cumulative annual savings of approximately 232,000 ML. To contextualise that figure: 232,000 ML is roughly equivalent to 232 billion litres of groundwater per year that is no longer being lost from the system unconditionally. This sustained reduction in uncontrolled extraction has contributed to measurable re-pressurisation of the aquifer across portions of the basin, a hydrogeological outcome that was not guaranteed when the programme commenced and represents a genuine recovery signal in what had historically been a declining system.
The re-pressurisation effect has had observable ecological consequences. Natural artesian springs, which are groundwater-dependent ecosystems of high ecological significance, have recovered flow in areas where aquifer pressure had previously been insufficient to sustain them. Bores that had ceased to flow artesianly due to reduced pressure have resumed self-discharge, a direct indicator of pressure recovery in localised portions of the aquifer system. These are not theoretical projections; they are reported programme outcomes that have on-ground implications for ecological baseline conditions.
The $9.7 million committed for the upcoming financial year will fund 36 new projects across the basin. The target of an additional 4,960 ML of annual savings from those projects indicates that the programme managers expect approximately 138 ML of savings per project on average, though individual project outcomes will vary depending on bore age, flow rate, drain length, and local conditions. For consultants scoping hydrogeological investigations or water management plans in basin regions, understanding where new rehabilitation works are planned or underway is directly relevant to baseline groundwater condition assessments.
Australian regulatory and hydrogeological context for Great Artesian Basin projects
The Great Artesian Basin spans approximately 1.7 million square kilometres across Queensland, New South Wales, South Australia, and the Northern Territory, making it one of the largest and deepest freshwater aquifer systems in the world. In Queensland, groundwater management within the basin is governed primarily by the Water Plan (Great Artesian Basin and Other Regional Aquifers) 2017, which sets out water sharing arrangements, extraction conditions, and obligations for bore holders. The GABRP outcomes are directly relevant to this regulatory framework because changes in aquifer pressure affect the conditions under which water allocations are administered and the reliability of yields for existing licence holders.
From an ecosystem protection standpoint, the recovery of natural artesian springs triggers specific regulatory considerations under both state and Commonwealth environmental legislation, particularly where spring complexes support listed threatened ecological communities or species. Environmental consultants preparing ecological assessments or environmental impact statements in the basin should account for the programme’s documented spring recovery outcomes when characterising current baseline conditions, as these may differ materially from historical data used in previous assessments.
References and related sources
- Primary source: insidewater.com.au
- insidewater.com.au
- nrmmrrd.qld.gov.au
- sers.net.au
- antarctica.gov.au
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This is an iEnvi Machete news summary. Prepared by iEnvi to summarise the source article for contaminated land, groundwater, remediation, approvals and site risk professionals.
Published: 27 Jul 2026
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