Certificates of Approval

Sewage Works Certificates of Approval

Approval must be obtained before establishing, altering, extending or replacing any sewage works.

Municipal & Private Sewage Works

Operations that require a Municipal or Private Sewage Works Certificate of Approval include but are not limited to: 

• municipal or private sewage treatment lagoons; 
• municipal septage disposal lagoons;
• subsurface sewage disposal systems (>10,000 litres per day);
• municipal or private mechanical sewage treatment plants;
• sewage pumping stations;
• storm water management facilities; and
• sanitary and storm sewers.

Information and Documents Required when applying for a Municipal & Private Sewage Works Certificate of Approval

All applications for a Municipal or Private Sewage Works Certificate of Approval should include:

• A completed "Application for Approval of Municipal & Private Sewage Works" form, signed by the applicant.  For more information about this form, please see the "Guide to Applying for Municipal & Private Sewage & Water Works".
• The applicable fee and completed "Costs for OWRA s.53 Applications - Supplement to Applications for Approval" form.  More information about fees for Municipal & Private Sewage Works applications is available in the "Guide: Application Costs for Sewage Works"

You may need additional information and documents depending on the type of the application.  For more information about application requirements, please refer to the "Guide to Applying for Municipal & Private Sewage & Water Works".

Read more about Municipal & Private Sewage Works

Industrial Sewage Works

Operations that require a Industrial Sewage Works Certificate of Approval include but are not limited to: 

• industrial mechanical sewage treatment plants;
• industrial sewage works with effluent spray irrigation;
• API separators and biological wastewater treatment systems for oil refining facilities;
• subsurface flow wetland systems for rendering and meat processing facilities;
• Sequencing Batch Reactor wastewater treatment systems for pulp and paper and meat processing facilities;
• industrial sewage lagoons and biological treatment plants for food processing industries;
• storm water management facilities for industrial sites;
• quarry and mine dewatering systems and wash plants;
• industrial wastewater treatment systems that discharge to surface waters, on the surface of the ground or into the ground water (those that are 10,000L/d or greater);
• river/harbour dredging projects with treatment facilities on-shore;
• groundwater remediation treatment systems, including mobile units;
• land-based fish farms;
• landfill leachate treatment systems that discharge to surface waters, on the surface of the ground or into the ground water (those that are 10,000L/d or greater);\
• cooling water discharges, including discharges from heat pump systems.

Information and Documents Required when applying for an Industrial Sewage Works Certificate of Approval
All applications for a Industrial Sewage Works Certificate of Approval should include:

• A completed "Application for Approval of Industrial Sewage Works" form, signed by the applicant.  For more information about this form, please see the "Guide to Applying for Industrial Sewage Works".
• The applicable fee and completed "Costs for OWRA s.53 Applications - Supplement to Applications for Approval" form.  More information about fees for Industrial Sewage Works applications is available in the "Guide: Application Costs for Sewage Works"

You may need additional information and documents depending on the type of the application.  For more information about application requirements, please refer to the "Guide to Applying for Industrial Sewage Works".

Read more about Industrial Sewage Works