The Irish Onsite Wastewater Association (IOWA) is a voluntary association with the goal of improving the standard of professionalism in the onsite wastewater in Ireland.

Membership comprises a broad range of cross disciplines including tank manufacturers, system installers, site assessors, council staff, trainers and policy makers, industry manufacturers and suppliers, system designers, architects, operators and maintenance professionals.

To view the current listing of IOWA Members, please click here.

New members are welcome and the renewal date for annual membership of €50 is payable 1st October each year.  Membership is also available as a part of the annual conference fee.

There are three options to pay for your membership:

  1. Renew and pay online for your membership. Download the form and email it to requesting an invoice. Please note there is a small transaction fee for online payments.

  2. Pay by Bank Transfer. Download the form and email this to requesting an invoice. Please quote invoice number and name on bank transfer.

  3. Download the IOWA Membership form  
    and send it with a cheque for €50 payable to IOWA C/O Rachel Munro, 45c Kilgarron Park, Enniskerry, Wicklow, A98 YE28

Pay membership here