Onsite Wastewater Works

The majority of households in the City of Port Lincoln area are provided with a sewer service by SA Water.  A small number do not and these properties have their own wastewater arrangement.  These can include septic tank and soakage systems or aerobic wastewater treatment systems.

Wastewater systems are governed by the South Australian Public Health Act 2011, South Australian Public Health (Wastewater) Regulations 2013 and its Prescribed Codes:

• On-site Wastewater Systems Code
• Community Wastewater Management Code

Approval is required for Wastewater Systems and Works

Approval from the relevant authority is required prior to installation of an on-site wastewater system.  This includes permanent greywater systems and connections to a Community Wastewater Management System (CWMS). 

Applications must be submitted to the relevant authority on the Application for an on-site Wastewater Works Approval form as specified by the Minister and accompanied by the appropriate fee. 

Wastewater Works Application Fees for 2018/2019

Each application must also include two copies of:

• a detailed sanitary plumbing and drainage lay-out (refer to Section 8 of the Code); and
• a site and soil report (refer to Section 3.6.1 of the Code). 

Applications where necessary, must include a detailed assessment of the land capability of the site via a soil report (ie the suitability of the site for treatment and disposal/reuse of domestic wastewater).

Applications and payments where the relevant authority is Council can be forwarded to: 

By post:
City of Port Lincoln
PO Box 1787
PORT LINCOLN SA 5606; or

In person:
City of Port Lincon
Level One, Civic Centre
60 Tasman Terrace
Port Lincoln SA 5606

Installation or alteration of a wastewater system or part thereof shall not commence without the approval from the relevant authority. 

Who is the relevant authority?

Council is the relevant authority for the installation of on-site wastewater systems with a capacity up to 40EP (Equivalent Persons) or connection to a Community Wastewater Management System; or

The South Australian Department for Health and Ageing for systems to be installed with a capacity greater than 40EP, Community Wastewater Management Systems and for wastewater systems in areas of the state not under local government control, as defined in the On-site Wastewater Systems code.

Maintenance and servicing of On-site Wastewater Systems

As per the On-site Wastewater Systems code owners/operators of on-site wastewater systems shall ensure that they hold maintenance and service contracts for their on-site wastewater systems, where applicable under the conditions of approval.  Owners/operators shall ensure that all maintenace and servicing is undertaken by an appropriately trained person with experience in servicing wastewater systems.  

Servicing must be undertaken in accordance with the manufacturer's instructions and the conditons of the relevant authority's approval.  

Service providers must forward a copy of each service report to the relevant authority and notify that authority if they cease to service the system. 

Wastewater Systems and Works Inspections

Council reserves the rights to carry out inspections on any aspect or component of the on-site wastewater system to determine compliance or otherwise with all relevant standards and codes.   

Where to find more information

More information on wastewater system requirements including approved wastewater products can be found at SA Health’s website at www.sahealth.sa.gov.au/wastewater.

Other Relevant Documents and links

Development, Planning and Building

Need more information

If you require any further information or have questions regarding on-site wastewater systems please contact:

City of Port Lincoln
Environment & Regulatory Services Team
9.00am – 5.00pm, Monday to Friday
Phone: 8621 2300
Email: plcc@plcc.sa.gov.au