Drinking Water Operator Certification: Exam Information - EH: Minnesota Department of Health

Drinking Water Operator Certification
Exam Information

To receive a Class D or E study guide, contact Noel Hansen, 651-201-4690. Indicate which class of license you are studying for. Follow the Exam References link above for more exam study information.

Updated Wednesday, 27-Mar-2019 07:36:00 CDT