Compared to other water harvesting techniques, Sand dams are environmentally friendly as they control erosion and manage silt deposition within river basins. Its water is clean and of good quality for consumption due to filtering effect of the sand. Sand dams increase moisture infiltration within the soil profile and into the ground water providing both soil and water conservation benefits. These sites can witness quick regeneration of indigenous trees along the riverbanks thereby attracting other biological resources and ecosystems that hitherto faced threats from recurring droughts. Similarly sand dams also allow for small-scale crop production through irrigation that was otherwise not possible.