The Certified Installer of Onsite Wastewater Treatment Systems (CIOWTS) Credentialing Test is scheduled for Tuesday, June 12, 2018 at the Ellsworth Community College Equestrian Center, 709 E Ellsworth Ave., Iowa Falls, IA. The deadline for the test application is June 1, 2018. Detailed information concerning the test and pre-test course is available on the IOWWA web site, select this link: Certification. Story County requires all septic installers to be CIOWS certified.
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