Contact Us

For information and questions about the Onsite Wastewater Training Center of Iowa, please contact:

Craig Hennager

Training Coordinator 
515-256-4919
cjhennager@dmacc.edu

Caylene Hollinrake 

Administrative Assistant
515-256-4920
cjhollinrake@dmacc.edu
For questions about Time of Transfer Inspections or the requirements to become certified, please contact: 
    Daniel Olson
    Iowa DNR
    (515)-725-8404
    daniel.olson@dnr.iowa.gov