WordPress at a glance
action is not described

deleted_blog action-hook . WP 4.8.0

Fires after the site is deleted from the network.


add_action( 'deleted_blog', 'action_function_name_5379', 10, 2 );
function action_function_name_5379( $blog_id, $drop ){
	// action...
The site ID.
True if site's tables should be dropped.
Default: false

Where the hook is called

wp-admin/includes/ms.php 184
do_action( 'deleted_blog', $blog_id, $drop );

Where the hook is used (in WP core)

Does not used.