Open pool sessions( there will be instructors but not a structured class) at Webster University . You must be a member of Missouri Whitewater Association or TRR. Fred to vets. $10 non vets. This is not a SLCKC event. Small boats are preferred and there will be whitewaterboats available. See missouriwhitewater.org for details and links
I went last Saturday and it was a nice pool. There are smaller whitewater boats to borrow for free. You must pre register . You must carry you boat down a hallway to get to the pool, but not far. Parking is good . Kathy