Water Resources are listed below in order to help water systems and their water operations specialists in Minnesota provide a quality water supply to rural areas, increase their operational and management knowledge, increase public awareness of water quality vulnerability and source water protection, and to increase the professionalism of system personnel.

MDH Climate & Health Home Page

Water System Related Rules
Water Certification Rule – Chapter 9400
Backflow Prevention and Cross Connections Rule – Chapter 4714.0603
Minnesota Cold Weather Rule – 216B.097
LMC: Securing Payment of Utility Charges
EPA National Primary Drinking Water Regulations, List of Contaminants & their MCLs
Public Water Supply Plans; Appropriations During Deficiency (Water Conservation Rate Rule)
Water Conservation Rates information
The Revised Total Coliform Rule: A Guide for Small Public Water Systems – EPA Guide
Sample Collection Procedures

When You Need An Engineer
When You Need An Engineer handout & Plan Review Submittal Guidance

Water System Operations Specialist Certification
Minnesota Department of Health Water Supply System Operations Exam Application
Minnesota Department of Health Water Exam References (with Math Conversion tables and
Need to Know information)
Minnesota Department of Health Water Certification Frequently Asked Questions
Class D Study Guide
Minnesota Water Works Operations Manual
MDH Contract Operating Guidelines

Water System Operations Specialist Training
Minnesota Department of Health Relevancy of Training
Water and Wastewater System Checklist

Water System Operations Specialist Needs:
MRWA Frozen Service Line Resources & Prevention Procedures
MDH 30-Hour Sample Requirement
Math Formula Conversion Sheet
Minnesota Ground Water and Drinking Water from EPA
MDH Drinking Water Protection Site 
Hydrant Maintenance – recommended from AMERICAN Flow Control
Hydrant Record Form
Valve Record Form
Hydrant Flow Test Record Form
Water Loss Calculation Form
Water System Flushing Form
US Units to Metric Units
Water Drip Leak Calculator
MDH Monitoring and Testing Drinking Water in Minnesota
MDH Contaminants: Microbiological, Radiological, & Inorganic
Sample Municipal Ordinances
Sample Public Notices
Sample Municipal Job Descriptions
Well Drawdown – NRWA Training Guide

NonMunicipal / NonTransient NonCommunity Operations Specialist Needs:
Class E Study Guide
Certification: Frequently Asked Questions
Operations Specialist Certification Brochure for Small Systems
Safe Drinking Water for Your Small Water System: An Operator’s Guide
Importance of Routine Maintenance
Aesthetic Issues for Small Systems
Maintaining Your Well and Water System
MDH Fact Sheet: Why Does My Water Smell Like Rotten Eggs?
Let it Run and Get the Lead Out from MDH
Drinking Water in Schools and Child Care Facilities from EPA
Well Disinfection from MDH
Emergency Water Supply Plan

Cross Connection Control
Cross Connection Control & Backflow Prevention Resources

Flooding Tools
Flood Resilience Guide EPA Link | MDH Link

Well Water from MDH:
Lead in Well Water
Nitrate in Well Water 
Arsenic in Minnesota’s Well Water

Drinking Water Concerns:
Contaminant and Disposal of Large Amounts of Contaminated Water – EPA Support Guide for Water Utilities
MDH Annual Drinking Water Report

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Water Exam Study Materials

Cross Connection Control Resources