sentences:  If a household consumes less than the free basic water limit, the share is obviously zero.For a household in Cape Town that has no sewer connection and consumes 10 cubic meters of water, the monthly water bill is almost R20 or USD 2.40.With the poverty line at R500 per capita and month, the monthly income of a four-person household at the poverty line would be R2000, and the water bill would be 1 percent of income.