Are you looking for an onsite wastewater professional in your area? Now you can find an Iowa Onsite Waste Water Association (IOWWA) member located near you. Just enter your zip code in the "member search" and the list of IOWWA members in your area will be listed. The IOWWA member search is provided as a membership benefit and as a resource for those in need of onsite waste water professionals. The Iowa Onsite Waste Water Association (IOWWA) does not endorse or recommend any member firm.
Membership Status: To check your membership status, please enter your zip code. If a member, your membership year expiration date will be shown along with your membership ID number.
Members who have obtained the Certified Installer of Onsite Wastewater Treatment Systems (CIOWTS) Credential have either the IOWWA CIOWTS logo or the National Environmental Health Association (NEHA) CIOWTS logo. The logo indicates which agency processed the credential.