▁resources , ▁tot alling ▁ ▁per ▁year . ▁However , ▁def or est ation ▁and ▁er os ion ▁affect ▁the ▁product ivity ▁of ▁spr ings , ▁which ▁are ▁the ▁main ▁source ▁of ▁water ▁supply ▁in ▁rural ▁areas . ▁ ▁R w anda ▁has ▁ 2 2 , 3 0 0 ▁spr ings ▁registered ▁in ▁a ▁spring ▁invent ory . ▁Total ▁water ▁use ▁was ▁estimated ▁at ▁ ▁in ▁ 2 0 0 0 , ▁of ▁which ▁ 2 4 % ▁( ▁ ▁per ▁year ) ▁was ▁for ▁domestic ▁uses , ▁corresponding ▁to ▁only ▁ 4 ▁cub ic ▁meters ▁per ▁cap ita ▁per ▁year ▁or ▁about ▁ 1 1 ▁lit ers ▁per ▁cap ita ▁per ▁day ▁( 1 4 0   cu   ft / cap ita / yr ▁or ▁about ▁ 3   U . S . ▁gall ons ▁or ▁ 2 ½ ▁imperial ▁gall ons / cap ita / day ). ▁Another ▁source ▁estimates ▁total ▁water ▁use ▁at ▁ ▁per ▁year ▁in ▁ 1 9 9 3 , ▁of ▁which ▁ 5 % ▁( ▁per ▁year ) ▁were ▁for ▁domestic ▁uses . ▁ ▁Development ▁of ▁the ▁water ▁sector ▁ ▁From ▁ 1 9 9 0 – 1 9 9 3 ▁the ▁country ▁was ▁eng ulf ed ▁in ▁a ▁Civil ▁War , ▁followed ▁by ▁a ▁massive ▁Gen o cide ▁in ▁ 1 9 9 4 . ▁The ▁government ▁has ▁set ▁itself ▁the ▁target ▁to ▁achieve ▁universal ▁access ▁to ▁water ▁supply ▁and ▁san itation ▁by ▁ 2 0 1 8 . ▁As ▁described ▁below ,