WordPress at a glance
action is not described

clean_network_cache action-hook . WP 4.6.0

Fires immediately after a network has been removed from the object cache.

Usage

add_action( 'clean_network_cache', 'action_function_name_1062' );
function action_function_name_1062( $id ){
	// action...
}
$id(int)
Network ID.

Where the hook is called

clean_network_cache()
clean_network_cache
wp-includes/ms-blogs.php 1197
do_action( 'clean_network_cache', $id );

Where the hook is used (in WP core)

Does not used.