Furthermore, a mini-hydro dam (intake pond) is not the most efficient method
of generating HEP when compared with the conventional HEP dam. One of the
factors contributing to the lower efficiency of the mini-hydro dam is that its operation
cost in relation to generating capacity is relatively higher because it relies on small
rivers or catchments and thus provides less hydraulic head. Any increase in
sedimentation in the intake pond would drastically affect the generation capacity.