As an admin, you can only indirectly delete a band by removing yourself from the band as the last band member.
You can remove yourself from a band in two ways:
Using the first option above you can delete an individual band via the following two steps:
If you choose the second method and delete your entire BANDZONE account, any band where you are the only remaining member will be deleted. You will also receive a notification about which bands will be deleted.
Considering that bands usually have several members and in most cases a lot of relevant data is stored in BANDZONE, deleting a band should not be too straightforward. Therefore, this measure aims to minimize the risk of accidental deletion.
In fact, data recovery is only possible with significant effort, if at all...