Actually, it sort of does put water away in storage tanks. Groundwater replenishment is a huge part of how urban development projects "get away" with assuring

Actually, it sort of does put water away in storage tanks. Groundwater replenishment is a huge part of how urban development projects "get away" with assuring 100+year supplies. In a way, this replenishment is sort of equivalent to putting water in a storage tank. Especially when the water comes from somewhere else, like the Colorado River.