Now the area falls under Agailjhara Upazila of Barisal District .
In 1971 , Ketnar Bil fell under the Gaurnadi police station of the then Sadar sub-division of the undivided Barisal district .
Now the area falls under Agailjhara Upazila of Barisal   .
In 1971 , Ketnar Bil fell under the Gaurnadi police station of the then Sadar sub-division of the undivided Barisal district .