Upcoming Trainings

IOWWA lists known upcoming training events below.   For IOWWA trainings, information is provided concerning the approved hours for continuing education so check the event description.    For trainings other than those offered by IOWWA, the "Register Now" button provides a link to the designated site. 

Certified Installer of Onsite Wastewater Treatment Systems (CIOWTS) Credential 
Continuing Education:
You will need a total of 12.0 CE hours for renewal of the CIOWTS Certification in each 2-year credential cycle. Continuing education must be earned during the two-year credential cycle.   Events listed on the IOWWA website are pre-approved for the credential.  IOWWA will accept up to 6 CE hours of online training per CIOWTS credential cycle and 2 CE hours per credential cycle for county contractor meetings (even if multiple county contractor meetings are attended).  Detailed information concerning the CIOWTS credential can be found on the "Certification" page.

Iowa Department of Public Health – Continuing education hours earned for the IDPH plumbing licensing Plumbing and Plumbing Code Disciplines are approved the CIOWTS Credential. Submit via email to
 contactus@iowwa.com the date, location, instructor, course title and CE hours earned.

Note: For those with the Iowa DNR Time of Transfer license, refer to the Iowa DNR Operator Certification website to check your Iowa DNR Time of Transfer continuing education hours:  https://programs.iowadnr.gov/opcertweb/pages/opmenu.aspx

IOWWA - Installation Overview Course

Thursday, December 11, 2025 - Friday, December 12, 2025
Together We Build Outreach Center in Maquoketa at the Fairgrounds-MSB Room, 1102 E Quarry Street, Maquoketa IA
Cost: Members: $284.00 / Non-Members: $409.00
DATES: Installation Overview Course: Thursday, December 11, 2025 – Friday, December 12, 2025

LOCATION: Together We Build Outreach Center in Maquoketa at the Fairgrounds-MSB Room, 1102 E Quarry Street, Maquoketa IA

COURSE – Installation Overview: The course is a review of the testing material and is helpful in preparing for the CIOWTS test. 12.0 CE hours are approved for CIOWTS installer credential and Iowa DNR Time of Transfer.

Instructors: Dr. Sara Heger, Univ. of MN, Troy Resor, R &
» More Information     » Register Now!

IOWWA - Certified Installer of Onsite Wastewater Treatment Systems (CIOWTS) Test

Friday, December 12, 2025
Together We Build Outreach Center in Maquoketa at the Fairgrounds-MSB Room, 1102 E Quarry Street, Maquoketa IA
Cost: Members: $184.00 / Non-Members: $209.00
DATES: CIOWTS Credentialing Exam: Friday, December 12, 2025

LOCATION: Together We Build Outreach Center in Maquoketa at the Fairgrounds-MSB Room, 1102 E Quarry Street, Maquoketa IA

TEST - Certified Installer of Onsite Wastewater Treatment Systems (CIOWTS) Credential

The completed application must be submitted prior to December 1st, 2025. A confirmation will be sent via email approximately one (1) week prior to the test date. The counties in Iowa that require the CIOWTS credential us
» More Information     » Register Now!

CERTIFIED INSTALLER OF ONSITE WASTEWATER TREATMENT SYSTEMS (CIOWTS) TEST

Tuesday, January 6, 2026
Doubletree by Hilton Cedar Rapids IA
Cost: Members: $184.00 / Non-Members: $209.00
Date: Tuesday, January 6, 2026

Location: Doubletree by Hilton Cedar Rapids IA

Cost: Members: $184.00/Non-Members: $209.00

Submit the CIOWTS Test Application to IOWWA prior to December 31, 2025.

The test application can be downloaded at the bottom of the Certification page on the IOWWA website or email Penny at penny@iowwa.com to request a copy of the CIOWTS test application.

Basic Level Test: 75 multiple choice questions, 2-hour completion time.

Check-
» More Information     » Register Now!

DMACC - New Sanitarian PreConference Training January 6, 2026

Tuesday, January 6, 2026
Doubletree by Hilton Cedar Rapids IA
Cost: Members: $0.00 / Non-Members: $0.00
DMACC Pre-Conference - Tuesday, January 6, 2026

Onsite Wastewater Training for New County Sanitarians

Location: Doubletree by Hilton Cedar Rapids Convention Complex, 350 First Avenue NE, Cedar Rapids IA

Schedule: Check-In 8:00 AM - 4:00 PM

Instructor: Aimee Deereaux

This 6-hour training will focus on basic onsite wastewater program management for Sanitarians/Environmental Health Specialists with 3 years or less experience. All levels of experience are welcome. This 6-hour training
» More Information     » Register Now!

IOWWA - January 6, 2026 Annual Pre-Conference

Tuesday, January 6, 2026
Doubletree by Hilton Cedar Rapids IA
Cost: Members: $175.00 / Non-Members: $200.00
DoubleTree by Hilton Hotel Cedar Rapids Convention Complex, 350 Third NE, Cedar Rapids IA
Instructor: Jack Cooper, CEU Authority
Discipline: Safety - 2.0 CE hours:
Check-In 7:30 AM; Session 8:00 - 10:00 AM
CE Information: Safety Discipline is not approved for the CIOWTS credential or Iowa DNR Time of Transfer.
Discipline: Plumbing Code - 2.0 CE hours.
Discipline: Plumbing - 4.0 CE hours.
Check-in 10:15 AM; Session 10:30 AM to 5:00 AM (light lunch provided)
CE Information: Plumbing Code a
» More Information     » Register Now!

IOWWA - January 7 - 8, 2026 Annual Conference

Wednesday, January 7, 2026 - Thursday, January 8, 2026

Cost: Members: $175.00 / Non-Members: $350.00
IOWWA - January 7 - 8, 2026 Annual Conference

Location: Doubletree by Hilton Cedar Rapids IA

Cost: Members: $175.00/Non-members: $350.00 Membership Information

Wed. Jan. 7 - 7:00 AM Registration open, 8:00 AM - 5:00 PM

Sessions: 5.0 CE hours available: President's Reception 4:30- 6:30 PM

Thurs., Jan 8 - 8:00 AM - 3:00 PM Sessions; 4.0 CE hours available; 12:00 Noon - 1:15 PM IOWWA Annual Business Meeting.

Fee Member: *$175.00/Non-Member: $350.00

**2026 Membership fee must be
» More Information     » Register Now!

Des Moines Area Community College

Saturday, January 10, 2026

Cost: Members: $0.00 / Non-Members: $0.00
Des Moines Area Community College - DMACC has scheduled Courses that are approved for the CIOWTS credential continuing education. Select the "Register Now" link to be re-directed to the DMACC training web site. Trainings listed on the DMACC website are approved for CIOWTS continuing education.

NOTE: Continuing education hours are available for the Iowa DNR Time of Transfer licensing. Contact Cory Frank at cory.frank@dnr.iowa.gov or call 515-689-7941 for pre-approval.
» More Information     » Register Now!

Infiltrator Water Technologies

Sunday, January 11, 2026
Virtual
Cost: Members: $0.00 / Non-Members: $0.00
Infiltrator online workshops are approved for the CIOWTS credential and the Iowa DNR Time of Transfer License.
Refer to the Infiltrator website for course titles and registration. These online courses are free and worth 1.0 credit hour each. Certificate of completion will be sent to the email you provide.
If you have questions about the Iowa DNR Time of Transfer approved workshops, contact Cory Frank, Iowa DNR. Email: cory.frank@dnr.iowa.gov or by phone 515-689-7941.
» More Information     » Register Now!

National Onsite Wastewater Recycling Association (NOWRA)

Monday, January 12, 2026
Virtual
Cost: Members: $0.00 / Non-Members: $0.00
NOWRA online workshops are approved for the CIOWTS credential and the Iowa DNR Time of Transfer License. Refer to the NOWRA website for course titles, registration and fees. Fees are paid directly to NOWRA. If you have questions about the Iowa DNR Time of Transfer approved workshops, contact Cory Frank, Iowa DNR. Email: cory.frank@dnr.iowa.gov or by phone 515-689-7941.
» More Information     » Register Now!

Orenco Systems

Tuesday, January 13, 2026
Virtual
Cost: Members: $0.00 / Non-Members: $0.00
Orenco Systems online workshops are approved for the CIOWTS credential and the Iowa DNR Time of Transfer License. Refer to the Orenco website for course titles, registration and fees. Fees are paid directly to Orenco. If you have questions about the Iowa DNR Time of Transfer approved workshops, contact Cory Frank, Iowa DNR. Email: cory.frank@dnr.iowa.gov or by phone 515-689-7941.
» More Information     » Register Now!