The Walkerton Clean Water Centre (WCWC) is committed to supporting the owners and operators of Ontario’s small systems. These technical resources were collected for small water system owners/operators.
For further support, the following contacts will assist you:
- WCWC can assist with your training needs.
- OWWCO (Ontario Water Wastewater Certification Office) will accept inquiries regarding licensing and renewals.
- Your local Public Health Unit or Public Health Inspector for more information on operation requirements, inspections and compliance for your small drinking water system.
Visit our online library’s main webpage to find more resources on topics related to drinking water.
Guides
- A Guide for Operators and Owners of Drinking Water Systems that Serve Designated Facilities
- A Guide for Owners and Operators of Non-Municipal Year-Round Residential Drinking Water Systems
- An Introduction to Operating a Small Drinking Water System
- Arsenic Treatment Technology Evaluation Handbook for Small Systems
- Asset Management: A Handbook for Small Water Systems
- Control and Mitigation of Drinking Water Losses in Distribution Systems
- Cross-Connection Control: A Best Practices Guide
- Cross-Connection Control Manual
- Distribution Systems: A Best Practices Guide
- Drinking Water Security for Small Systems Serving 3,300 or Fewer Persons
- Drought Planning for Small Community Water Systems
- Guidance For Safe Drinking Water In Canada: From Intake To Tap
- Improving Security through Capacity Development: Capacity Self-Assessments
- New Small Drinking Water Systems Program in Ontario Backgrounder
- Point-of-Use or Point-of-Entry Treatment Options for Small Drinking Water Systems
- Preventive Maintenance Tasks for Small Public Water Systems Using Ground Water
- Providing Safe Drinking Water to Cisterns at Non-Residential Drinking Water Systems Serving Designated Facilities
- Removing Multiple Contaminants from Drinking Water: Issues to Consider
- Setting Small Drinking Water System Rates For A Sustainable Future
- Small Drinking Water Systems: Operator’s Guide
- Small Drinking Water Systems Risk Assessment Guideline
- Small Drinking Water Systems: Who Does What in Ontario?
- Strategic Planning: A Handbook for Small Water Systems
- Strategies for Saving Energy at Public Water Systems
- Taking Stock of your Water System: A Simple Asset Inventory for Very Small Drinking Water Systems
- Talking to Your Customers About Chronic Contaminants in Drinking Water: A Best Practices Guide
- Talking to Your Decision Makers: A Best Practices Guide
- Water Audits and Water Loss Control For Public Water Systems
- Water Availability and Variability Strategies For Public Water Systems
- Water System Owner Roles and Responsibilities: A Best Practices Guide
Regulations
- O. Reg. 169/03: Ontario Drinking Water Quality Standards
- O. Reg. 170/03: Drinking Water Systems
- O. Reg. 319/08: SMALL DRINKING WATER SYSTEMS
- Practices for Collection and Handling of Drinking Water Samples
- Procedure for Disinfection of Drinking Water in Ontario
- Required qualifications to operate, test or sample drinking water systems
- Technical support document for Ontario drinking water standards, objectives and guidelines
Sampling and Analysis
- Advice for the Operation of Potable Water Field Test Equipment
- How to analyze turbidity
- How to analyze free chlorine residual
- How to analyze total chlorine residual
- How to analyze iron in a drinking water sample
- How to analyze pH and temperature of a drinking water sample
- How to analyze UV absorbance and transmittance
- List of Licensed Laboratories
- Testing Your Water
Operator Tools
- Chlorine Dilution Calculator
- Cost Evaluation of Point-of-Use and Point-of-Entry Treatment Units for Small Systems: Cost Estimating Tool and Users Guide Users Guide
- Drinking Water Treatability Database
- Electronic Preventive Maintenance Logs
- Energy Use Assessment Tool
- Knowledge Retention Tool Spreadsheet for Small Water Systems
- Preventive Maintenance Card File for Small Public Water Systems Using Ground Water
- Rural Water Quality Information Tool
- The Check Up Program for Small Systems (CUPSS)
- Well Disinfection Tool
Training
- How to Maintain Your Trained Person Designation
- Steps to Become a Limited System Operator
- Steps to Become a Trained Person: Operators of Small Drinking Water Systems Serving Designated Facilities
- Water Quality Challenges in Small Drinking Water Systems in Southern Ontario
- Water Quality Training Learning Modules for Micro-Systems
Webinars
- British Columbia Small Water Systems webinar series
- USEPA Small Drinking Water Systems webinar series
Videos
- Diaphragm Pump Maintenance
- Disinfection for Micro-Systems
- Drinking Water Storage Tanks
- Peristaltic Pump Tubing Change
- UV Bulb Replacement
- Small On-Site Wastewater Treatment Systems
- Ultraviolet and Reverse Osmosis for Micro-Systems
- Water Filtration and Ion Exchange for Micro-Systems
- Water Wells for Micro-Systems
- WCWC How-To Videos
Fact Sheets
- Caring for a Cistern
- How to Ensure Your Water is Safe
- POU / POE Systems
- Product Certifications – How do I know if a product is certified?
- Small Drinking Water Systems under the Health Protection and Promotion Act – Get to Know the Law
- Small Drinking Water Systems under the Health Protection and Promotion Act – Source Water
- Small Drinking Water Systems under the Health Protection and Promotion Act – Operator Training
- Small Drinking Water Systems under the Health Protection and Promotion Act – Responding to Adverse Events
- Small Drinking Water Systems under the Health Protection and Promotion Act – Sampling and Testing
- Small Drinking Water Systems under the Health Protection and Promotion Act – Treatment Options
- Treatment Technologies for Small Drinking Water Systems
- Ultraviolet disinfection technical bulletin
- Understanding microbial indicators for drinking water assessment: Interpretation of test results and public health significance
- Understanding Your Well Water Test Results
- Water Treatment
Forms
- Laboratory Services Notification (LSN) – Small Drinking Water Systems
- Notice of Adverse Test Results and Issue Resolution – Small Drinking Water Systems (MOHLTC)
- Notice to Operate or Reopen a Small Drinking Water System
View these similar posts on the WCWC online library for more information.
Small Systems Zone – Walkerton Clean Water Centre
Public Health Inspector Resources