A mandatory certification program for water supply system operators was established by Minnesota Statutes in 1971, and is administered by the Minnesota Department of Health (MDH), Drinking Water Protection Section. <div xmlns="http://www.w3.org/1999/xhtml">In order to be certified the operator must demonstrate that he or she possesses the skill, knowledge, experience, and education necessary to operate a system successfully.</div> <div xmlns="http://www.w3.org/1999/xhtml">Â </div> <div style="font-size: 10pt;" xmlns="http://www.w3.org/1999/xhtml"><strong>Review:</strong></div> <div style="font-size: 9pt;" xmlns="http://www.w3.org/1999/xhtml"><strong><br /></strong></div> <p style="font-size: 10pt;" xmlns="http://www.w3.org/1999/xhtml"><strong><a href="https://www.health.state.mn.us/communities/environment/water/docs/wateroperator/opexamapp.pdf">Water Supply System Operator Exam Application (PDF)</a></strong></p> <p style="font-family: Arial; font-size: 9pt;" xmlns="http://www.w3.org/1999/xhtml"><strong><a href="https://www.health.state.mn.us/communities/environment/water/wateroperator/dwopfaqs.html">Frequently Asked Questions</a></strong></p> <p style="font-family: Arial; font-size: 9pt;" xmlns="http://www.w3.org/1999/xhtml"><strong><a href="https://www.health.state.mn.us/communities/environment/water/wateroperator/infotrainer.html">Information for Trainers</a></strong></p> <p style="font-family: Arial; font-size: 9pt;" xmlns="http://www.w3.org/1999/xhtml"><strong><a href="https://www.health.state.mn.us/communities/environment/water/wateroperator/wat_op_sched.html">Training Schedule</a></strong></p> <p style="font-family: Arial; font-size: 9pt;" xmlns="http://www.w3.org/1999/xhtml"><strong><a href="https://www.health.state.mn.us/communities/environment/water/wateroperator/preapprovedprograms.htm">Renewal Requirements for Water Operator Certificates</a></strong></p> <p style="font-family: Arial; font-size: 9pt;" xmlns="http://www.w3.org/1999/xhtml"><strong><a href="https://www.health.state.mn.us/communities/environment/water/wateroperator/relevancytr.html">Relevancy of Training for Certified Water Operators</a></strong></p> <p style="font-family: Arial; font-size: 9pt;" xmlns="http://www.w3.org/1999/xhtml"><strong><a href="https://www.health.state.mn.us/communities/environment/water/wateroperator/infoexam.html">Exam Information</a></strong></p> <p style="font-family: Arial; font-size: 9pt;" xmlns="http://www.w3.org/1999/xhtml"><strong><a href="https://www.health.state.mn.us/communities/environment/water/wateroperator/referencelist.htm">Exam Study Materials</a></strong></p> <p style="font-family: Arial; font-size: 9pt;" xmlns="http://www.w3.org/1999/xhtml"><strong><a href="https://www.health.state.mn.us/communities/environment/water/wateroperator/contractoperating.html">Contract Operating Information</a></strong></p> <p style="font-family: Arial; font-size: 9pt;" xmlns="http://www.w3.org/1999/xhtml"><strong><a href="https://www.health.state.mn.us/communities/environment/water/org/contacttopic.html">Drinking Water Operator Certified Contacts</a></strong></p> None