Skip Ribbon Commands
Skip to main content

Sewage and Land Development

The Northwestern Health Unit is legislated under the Ontario Building Code Act, S.O. 1992 through the Ministry of Municipal Affairs and Housing to deliver the Part 8 Private Sewage System Program. Part 8 refers to the section of the Building Code Act concerning sewage systems. 
 
Assigned responsibilities include:
 
Sewage System Permits
Issuing permits and performing inspections for sewage systems according to the Building Code Act. This responsibility includes permits for all private residences and commercial operations with a maximum daily flow rate of 10,000 litres per day or less.

Land Development Inspections
Inspecting newly severed lots and land development sites and providing information to the Ministry of Municipal Affairs and Housing on the suitability for sewage disposal/treatment; performing inspections for consents, subdivisions, minor variances, and other zoning-related issues. 

Sewage System Performance Level Review​
A sewage performance review is intended to be used by applicants requiring Northwestern Health Unit approval for the continued use of an existing sewage system.  

Operation and Maintenance of your Septic System
The above webpage identifies the operation and maintenance of your septic system to prevent failure and operational problems which could drastically reduce the life of the system.

Investigating complaints
Investigating complaints concerning malfunctioning sewage systems. Systems found to be in violation of legislation are corrected through the permit process.

File searches and lot inspections
Conducting file searches and lot inspections as requested.

To ask the Chief Building Official a question, email part8@nwhu.on.ca.
 
Learn more about:
Public Health Question
  • Q:
    I want to replace part of my septic system. Do I need a permit?
    A:
    Yes in most cases. A permit is required to change a tank or replace lines/stones. A permit is not required to add an effluent filter to the tank, replace a pump or add downslope mantle sand to the field. Minor repairs such as broken elbows do not ...