All participants must pre-registration to attend this event. Walk-in registrations are not allowed.

Early registration is $500 per participant. Space is limited and early registration ends on midnight, August 17, 2026.

Late registrations after August 17 will only be allowed if space is available. Cost of late registration is $550 per participant and must be received by August 21, 2026.

Requests for refunds must be received prior to midnight, August 17, 2026. Cancellations after August 17 will not be refunded. Substitutions will be allowed. Email registrations@iastate.edu to cancel your registration. A $25 fee applies to all cancellations.

Registration Cost includes meals listed on the agenda, refreshment breaks, course notebook, and the Iowa Drainage Guide.