Limited Systems
Ontario Regulations 170/03: Drinking Water Systems and 128/04: Certification of Drinking Water System Operators and Water Quality Analysts require that operators of the following system categories hold the applicable Class 1- 4 drinking water system certificate or a Limited System certificate:
- small municipal residential systems (groundwater)
- non-municipal year-round residential system
- designated facility serving a large non-municipal non-residential system
- designated facility serving a large municipal non-residential system
To Attain a Limited System Certificate
- Have an Ontario Secondary School Diploma or equivalent.
- Successfully complete the Operation of Limited Systems course, available through the Walkerton Clean Water Centre.
- Apply to write the appropriate Limited System Operator exam from the Ontario Water Wastewater Certification Office (OWWCO). For more information, please contact OWWCO.
To Maintain a Limited System Certificate
- Successfully complete the Mandatory Certificate Renewal Course. To register, please visit our courses page.
- Successfully complete 21 hours of Director Approved continuing education (this includes the Mandatory Certificate Renewal Course).
- Successfully complete 39 hours of on-the-job practical training.
- Meet operational experience requirements.
- Apply to renew your certificate at least one month before it expires. For more information, please contact OWWCO.