should be good. there are lifeguards at the end of all the slides should you panic and lose your footing.
Yes, almost all of them are shallow, only the wave pool may be an issue for you.
you are safe
Yes it's OK
They have several rides. The lazy river goes around the park and you go in a tube. Also the typhoon pool has waves and is huge. There is a family raft that is really nice. I am 58 and not a swimmer either and I feel confident in the rides.
Most of it
Yes, almost all of the slides and rides you would be able to stand up in.
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