aaron@Server:/$ sudo blkid | cut -d: -f1 | xargs -I '{}' sudo dumpe2fs {} | grep mounted
dumpe2fs 1.42.9 (4-Feb-2014)
dumpe2fs: Bad magic number in super-block while trying to open /dev/sda1
dumpe2fs 1.42.9 (4-Feb-2014)
Last mounted on:          /
dumpe2fs 1.42.9 (4-Feb-2014)
dumpe2fs: Bad magic number in super-block while trying to open /dev/sdb5
dumpe2fs 1.42.9 (4-Feb-2014)
dumpe2fs: Bad magic number in super-block while trying to open /dev/sdc1
dumpe2fs 1.42.9 (4-Feb-2014)
Last mounted on:          /media/data
aaron@Server:/$