▁ 4 0 ▁cub ic ▁meters ▁( former ly ▁ 1 0 0 ▁cub ic ▁meters ), ▁which ▁was ▁ 7 8 9 ▁FC FA / m ³ ▁in ▁ 2 0 0 8 . ▁ ▁In ▁Dak ar ▁water ▁is ▁also ▁sold ▁in ▁bu ckets ▁at ▁stand pip es ▁for ▁ 3 0 ▁C FA ▁( US $ 0 . 0 6 ) ▁per ▁ 2 5 ▁lit re ▁bucket , ▁equivalent ▁to ▁US $ 2 . 4 0 / m ³ . ▁Guard ians ▁of ▁stand pip es ▁are ▁small ▁entrepr ene urs ▁who ▁buy ▁water ▁from ▁the ▁utility ▁and ▁sell ▁it ▁to ▁their ▁customers . ▁ ▁The ▁N GO ▁Public ▁Cit izen ▁has ▁critic ized ▁the ▁tar iff ▁structure ▁in ▁Sen eg al , ▁because ▁the ▁poor est ▁who ▁tend ▁to ▁rely ▁on ▁stand pip es ▁pay ▁the ▁highest ▁tar iffs , ▁" which ▁amounts ▁to ▁ 3 5 0 ▁percent ▁of ▁the ▁social ▁tar iff ". ▁In ▁addition , ▁families ▁in ▁low - in come ▁areas ▁may ▁share ▁one ▁connection ▁and ▁consequ ently ▁consume ▁at ▁the ▁" d iss u as ive " ▁rate . ▁According ▁to ▁Public ▁Cit izen , ▁this ▁leads ▁to ▁a ▁situation ▁in ▁which ▁the ▁poor est ▁families ▁subs id ize ▁the ▁water ▁of ▁rich ▁families ▁who ▁use ▁normal ▁amounts ▁of ▁water ▁and ▁qual ify ▁for ▁the ▁" social " ▁tar iff . ▁ ▁A ▁World ▁Bank ▁study ▁acknowled ges ▁that ▁stand pipe ▁users ▁pay ▁more ▁for ▁water , ▁not ing ▁that ▁the ▁government ▁sees