Nicolet College offers a variety of Internet-based courses to meet your continuing education and training requirements. Courses in basic water treatment, water distribution systems, and basic wastewater treatment are available. All courses are online, and self-paced. All classes are recognized by the Wisconsin DNR Operator Certification program and may be used for Wastewater or Municipal Water Supply operator certification continuing education renewal requirements. To learn more about these online courses, call 715-365-4534 or 800-544-3039, ext. 4534.