>Hello,
>I'm trying to track down a memory leak in an ASP.NET application, and it has brought me to question how User Controls are disposed. Since we don't explicitly dispose of them, I'm assuming it's part of the ASP.NET page lifecycle, is that correct?
>

Yes, they'll get disposed of by the framework. Do you happen to have any external event handlers (handlers for things other than controls)? If so, you might want to check to make sure you're removing them.