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At GWMWater, we’re responsible for regulating farm dams under the Water Act 1989. This includes issuing works licences for some stock and domestic, irrigation and commercial farm dams.


Irrigation and commercial farm dams

An irrigation or commercial farm dam needs to:

If the dam is on a waterway or is defined as being 'potentially hazardous', it may also need a works licence. For advice on whether you need this licence, call us on 1300 659 961.

For more information about dams

Adobe PDF file icon 24x24Farm Dam Fact Sheet (960kB)

Your Dam Your Responsibility (

Please contact us to obtain a Waterway Application Form. 


Contact us

If you're unsure whether you need to register your dam, or apply for a works licence, contact us for advice.



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