Free boat launching will commence at O’Sullivan Beach boat ramp from 1 November 2025 thanks to a harmful algal bloom response partnership between the City of Onkaparinga and the state government.
The state government has created a web page that answers a wide range of questions and provides a list of links to other relevant state government agencies leading the response.
If you are a developer or owner-builder, there are important Commonwealth telecommunications rules that need to be complied with.
Follow the link below:
Department of Infrastructure, Transport, Regional Development, Communications and the Arts | Telecommunications in new developments
Developers are responsible for providing telecommunications infrastructure in their developments. To provide this infrastructure, you need to contract a carrier to install telecommunications infrastructure in your new development.
Developers can choose any carrier to service their development. If they don’t choose another carrier:
NBN | Roll Out Map
Developers are asked to apply at least 6 months before the required date of service, to ensure a connection is ready when residents move in.
If you have a new or recently approved development application lodged with the City of Onkaparinga, please visit NBN’s website to register your development.
Australian government policy
NBN and new property developments