▁and ▁help ▁flush ▁out ▁sal ine ▁water ▁in ▁the ▁Sac r amento - San ▁Jo aqu in ▁D elta , ▁where ▁water ▁is ▁p ump ed ▁into ▁state ▁aqu ed uct s ▁which ▁provide ▁water ▁supplies ▁to ▁two - third s ▁of ▁Cal if or ni ans . ▁ ▁Ph ase ▁One ▁improvements ▁include ▁the ▁following : ▁The ▁San ▁Jo aqu in ▁River ▁east ▁of ▁Los ▁Ban os ▁will ▁be ▁increased ▁to ▁route ▁up ▁to ▁ ▁of ▁water ▁by ▁December ▁ 2 0 1 1 . ▁Sal mon ▁will ▁be ▁re - int rodu ced ▁to ▁the ▁river ▁in ▁ 2 0 1 2 , ▁most ▁habitat ▁conservation ▁work ▁on ▁the ▁San ▁Jo aqu in ▁River ▁will ▁be ▁completed ▁by ▁the ▁end ▁of ▁ 2 0 1 3 . ▁ ▁Ph ase ▁One ▁will ▁include ▁inter im ▁flows ▁of ▁up ▁to ▁. ▁ ▁Cap acity ▁will ▁be ▁increased ▁to ▁handle ▁up ▁to ▁ ▁from ▁Fri ant ▁Dam ▁to ▁the ▁M end ota ▁Dam ▁by ▁December ▁ 2 0 1 3 . ▁ ▁A ▁fish ▁lad der ▁will ▁also ▁be ▁added ▁to ▁the ▁S ack ▁Dam . ▁ ▁Ph ase ▁Two ▁improvements ▁include ▁the ▁following : ▁The ▁USB R ▁will ▁begin ▁re le asing ▁up ▁to ▁, ▁or ▁" full ▁rest oration ▁flows ", ▁from ▁the ▁Fri ant ▁Dam ▁in ▁ 2 0 1 4 . ▁Flow s ▁will ▁depend ▁on ▁whether ▁the ▁year ▁is ▁wet , ▁dry ▁or ▁for ▁intermediate ▁levels ▁of ▁precip itation . ▁ ▁Add itional ▁re h abil itation ▁work