Deleting a Workspace 
In contrast to closing a workspace, deleting a workspace is final.
You can only delete a closed workspace or a personal workspace.
You are assigned the Workspace System Administration role
You are assigned the Workspace Access role
In the portal, navigate to .
The Monitor and Manage Workspaces page appears.
Run a query to help you locate the closed or personal workspace you need.
For more information, see Running a Query.
Select the workspace in the table.
Choose Delete Workspace.
Choose Yes.
An e-mail notification is sent to the workspace managers.