Wisconsin Refresher Course

Cross Connection Control and Backflow Prevention

Update your skills as a cross-connection control tester and earn the continuing education hours you need to renew your cross-connection tester registration in Wisconsin.

Practice Area: Water

Past Dates

Upcoming Dates

View the payment cancellation policy

More Water Courses

Using the Expanded Mapper Function in HEC-RAS Mapper

Water Reclamation: Emerging Trends, Challenges, and Opportunities

The Role of Microorganisms in Wastewater Treatment

View All Water Courses