[Create an AWS Elastic Block Storage.]
$ aws ec2 create-volume --region us-west-2 --availability-zone us-west-2a --size 5 --volume-type gp2

[Check if the volume is available as of status.]
$ aws --region us-west-2 ec2 describe-volumes --volume-id vol-47f59cce

[Then detach the volume and delete the volume.]
$ aws ec2 delete-volume --region us-west-2 --volume-id vol-47f59cce
