Groundwater Management
Groundwater Management Areas have been established as part of a framework for managing groundwater reserves in Victoria.
In 1998, new groundwater management arrangements were put in place to maximise development opportunities, yet ensure that groundwater resources were managed in a sustainable way.
These management arrangements included:
- Groundwater Management Areas (GMAs)
- Groundwater Supply Protection Areas (GSPAs)
- Groundwater Management Plans.
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Note: Rural Water Authority boundaries (rather than Catchment Management Authorities) are overlain on these maps, as these are the administrative authorities relevant to ground water use.
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See also Statewide Groundwater Management and Statewide Groundwater Areas (external link)
Related Links on the Statewide VRO Website
Groundwater Information Notes are available on the DSE website. |
Permissible Annual Volumes (PAVs)
For each GMA, a Permissible Annual Volume (PAV) has been determined. This is the volume of groundwater available for allocation and is based on ensuring the long-term sustainability of the resource.
Some GMAs may be divided into a number of zones and a PAV may be set for each one.
What's a Megalitre?
- One Megalitre (ML) is 1 million litres, or 1,000 cubic metres.
- One Megalitre covers approximately 1 square kilometre to a depth of millimetre.
- One Megalitre is approximately equal to 1 olympic size swimming pool.
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Permissible Annual Volumes (PAVs) for Target Aquifers, Goulburn Broken, 1999.
Groundwater Area | Zones | Confined Aquifer? | PAV (ML per year) |
Shepparton GSPA | - |
| Salinity control |
Katunga GSPA | - |
| 12,500 |
Kialla GMA | 1 |
| 2,800 |
Kialla GMA | 2 |
| 1,970 |
Avenel GSPA | - | confined | 5,649 |
Goorambat GMA | - |
| 4,850 |
Alexandra GMA | - | unconfined | 5,025 |
Kinglake GMA | - |
| 3,800 |
Credits
- Content compiled by Sally Jeremiah, Sinclair Knight Merz.
- Maps by GIS Applications.
- Web Markup and Graphics by Talkin' Technical and Web Services, DPI.
- Web Publishing and Design coordinated by Stephen Page, Talkin' Technical Communications.
- Project Management by Randal Nott & Kevan Richards, Catchment Management & Sustainable Agriculture, DPI.
- Victorian Resources Online Project Management by Mark Imhof, Agriculture Victoria, DPI.
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