Yes its there
https://squawalpine.com/events-things-do/disco-tubing
Yes there is a tubing section walking distance from the hotel, next to the children's ski slop. There is a fee. But plenty of places to go tubing for free near the various mountains.
Yes, they have tubing
Yes, in the snowventure area there is tubing
Yes
yes- tubing on the weekends
Not sure
Thanks! Your answer is awaiting moderation.